What does the "loading" row in red mean? The following Engineering calculator will show the plus and minus tolerance for the specific ISO 286 hole tolerance data. 357 Magnum. 40 S&W. Those published loads have been tested to be safe at that specific length, and they will always fit in your magazine. OAL tolerance? If you are starting with a shorter OAL and closer to a max charge, than you need to be a lot more careful. The same applies to issues with the case gage...with 9mm and .45. There's an easy method I recommend for jacketed bullets .355" in diameter. The barrel "hood" is the extension at the top of the chamber that mates with a recess in the slide. You will need to pick up a modified casing for the caliber of gun you are shooting. Max OAL or COL is a SAAMI spec, it does NOT mean that is the length you load to or the length that works in your pistol. 38 Special. I was reloading once fired mixed brass. 10mm Auto. Given I'm getting it free - I toss the out of spec short brass because to me, that's a sign it's been reloaded quite a bit. Fractional drill bits are definedby the ANSI B94.11M-1979 standard. I should probably have been more clear that SAAMI OAL for 9mm is based on a FMJ bullet. Same length as 34/35 barrel. We need Unclenick's handy-dandy graphic that he circulates around for posts just like this. 9mm oal in speingfield xdm, 9mm oal tolerance, 9mm oal xdm 5.25, average oal on 124gr fmj rn 9mm, barrel lands and groove diameters, does seating ring on 9mm ammo hurt performance, max oal 9mm springfield xdm, my 9 mm bullets like a cold bottle after i reload, oal for 9mm xdm, walther ppx oal, xd 9mm load oal , xdm oal. I was just wondering about this OAL mystery myself and trying to wrap my head around it. A contributing factor may be the NATO standard twist rate of one turn in 10 inches, when a twist rate half that fast would stabilize any normal 9mm Luger bullet. That's where the confusion sets in. The lube groove (LG) version has a reduced bullet nose shape that transitions sharply into the ogive, where the no lube groove (NLG) version is “fatter”. In another word, jamming the lands produces better accuracy? Fractional-inch Drill Size Chart. Springfield XD Forum. If you still feel you are qualified to post in those subforums, please contact "Shane Tuttle" (the mod for that portion of TFL) via Private Message for assistance. Such emails will be ignored. 9mm NATO can be considered an overpressure variant of 9×19mm Parabellum that is defined by NATO standards. Semi-rimmed bullets are not as common as rimless or rimmed bullets, with examples including the .25 ACP and .38 ACP. Mechanical Tolerance Chart Data. Please enable Cookies and reload the page. Just wanted to report that I shot 100 of my first handloads tonight! OAL Length Gauge. 44 Special. Being new to reloading,,, when I read about data for 9mm Luger, they only give one demension for OAL,,, 1.16 is there any tolerance for this process? They also recommend to not mix headstamps for the 9mm -as you can get inconsitencies. This website uses cookies to improve your experience while you navigate through the website. I think "it depends" fits in, too. Price is only for MODEL #0516821, NOT for all items in the form below.Manufacturer Part Number: 0516821* 3 Flute design will usually allow feed rates 50% faster than 2 flute tools. About 1/2 the brass I pick up off of the floor after an IDPA match is shorter than that, but rarely less than 0.740". 44 Special. Why is this? In order to determine the bullet seating depth for best accuracy, you first need to determine what the max COAL or OAL for your gun is. 357 Magnum. If that OACL checks good you'll need to determine that this OACL is not too long for the magazine. Since you're using a plated bullet that might be .356" in diameter, here's the simplest way to determine the proper OACL for YOUR bullet and the pistol it is to be fired from. Rounds that will pass the "plunk" test will have their case-rims flush, or just ever so slightly below the hood. Preferred tolerance grade ISO 286; International Tolerance Grades If everything checks out, you're good to go. XD types, CZ, TZ, and most Glocks will choke on that length. 1 year ago. If, after making sure your dies are clean and properly seated, 0.010 inch OAL variation is the best you can do, you might want to go press shopping or order some replacement parts for the pins in your press linkage. Cloudflare Ray ID: 606dcf9d5d8c31a5 Thread starter Baer45; Start date Apr 7, 2020; Baer45. Rimmed Bullets . If you are a TFL member and can access TFL, please do not use this link; instead, use the forums (like Questions, Suggestions, and Tech Support) or PM an appropriate mod or admin. Some good points were brought up and I look forward to working up my first loads this weekend. Tested out a few different powder charges today and no issues at all in 3 completely different handguns at that depth. 41 Rem Mag. The 9×19mm Parabellum or 9mm Parabellum or 9mm Luger, is a firearms cartridge that was designed by Georg Luger and introduced in 1902 by the German weapons manufacturer Deutsche Waffen- und Munitionsfabriken (DWM) (German Weapons and Munitions Factory) for its Luger semi-automatic pistol. 9mm OAL and Accuracy. Jepp, how do I interpret your OAL chart? Box: 50 Rounds. Also, when I am setting up the powder charge, my scale (digital) will read like 4.7 then if I wait it may change to 4.5, or 4.8 any ideas on my problem? 44 Rem Mag. it just seems like a big difference in lengths and from what i have read it seems to make a big difference in 9mm on how deep you seat them . If it turns out that your plated bullet is actually .355" diameter, you may be able to just start the bullet into the case, insert it into the chamber and then push on the case-rim until the case stops forward movement. SSN Vet Member. However, I recall some precision rifles shoot best 0.01''-0.02'' off lands though. jepp2: There's some serious labor put into that chart. Your OAL is going vary depending on which bullet you use. 380 Auto (ACP) 9mm Luger (Parabellum) 357 Sig. Close. For this reason, it is designated as the 9mm Luger by the Sporting Arms and Ammunition … G1 Ballistic Coefficient: .243. I am new to reloading and have reloaded less than 1000 rounds of 9mm. Our 9mm load is Hodgdon CFE-Pistol w4.9grs and OAL 1.150 (124gr FMJ type bullet) Our 45autos are Hodgdon TiteGroup w/5.0grs and OAL … I am loading round nose 124 gr X-treme plated bullets and will be working up my first load with Unique starting at 4.0 grains, working up in 0.2 grain increments with a max load of 5.0 gr. 9mm HI-TEK 125grn TC Bullet 4.4 grains CFE Pistol 1.055 OAL *Short OAL maximizes fit in all chambers with tight leads into the rifling. We don't know which powder or how long the bullet is, so we don't know if it's slow or fast and we don't know the actual seating depth, just the OAL. Drills. If, after making sure your dies are clean and properly seated, 0.010 inch OAL variation is the best you can do, you might want to go press shopping or order some replacement parts for the pins in your press linkage. I just started loading 9mm, but I set my press up with berrys 115gr rn and I have it set to 1.100. What should be an acceptable tolerance for the OAL? If your bullet is .356" or larger, see if you can insert the bullet just barely into the case. You can find it on Amazon here: Hornady OAL Gauge. Next page. Click to expand... 1.075 to 1.08?? Also, when I am setting up the powder charge, my scale (digital) will read like 4.7 then if I wait it may change to 4.5, or 4.8 any ideas on my problem? This extreme variation means a barrel must be measured. The following Engineering calculator will show the plus and minus tolerance for the specific ISO 286 Shaft tolerance data. I was looking for that sweet spot for 9mm. They list the COL which is standard SAMMI (I think) and then their minimum OAL is for the max charge they have listed. It varies by powder. That is bullet + case. This seems extremely short. If not, you can apply a very slight flare with your expander die, then seat the bullet to an OACL of 1.170" and removing any flare from the expanding operation, or thereabouts, enter the "dummy" into the chamber and see how far the case-rim extends beyond the hood. The following ISO Tolerance Chart for bolts and holes per ISO 286. If you start with minimum charge then your OAL can be safely shorter than what you are using. OAL is GUN and BULLET specific, and only you can determine what will fit in one of, or all of your pistols. ; All measurements are given in millimeters, followed by the equivalent in inches between parentheses. Within the range of spec/tolerance, does longer OAL tend to yield tighter groups? Copyright Complaints: Please direct DMCA Takedown Notices to the registered agent: Handloading, Reloading, and Bullet Casting. 44 Caliber.429” Diameter. Shorten the "dummy" by .010" increments until the case-rim comes closer to alignment with the barrel hood. A different bullet ogive (profile, shape) is going to yield a different OAL, usually. You may have to register before you can post: click the register link above to proceed. Now if you're having trouble with .40, that could go either way. 4.8 out of 5 stars 31. Sectional Density: .157. A variety of .223 Remington cartridges and a .308 Winchester (right) for comparison. The max length of 9mm is 1.169. Seriously, if you have 9mm or .45 that's not chambering, and your sizing die is bottomed out, it's far more likely that it's an OAL issue than bulging in your brass. Looking forward to doing twice the shooting for the same price. Also see Table of Hole Tolerances per. The pic that illustrates where the case-rim should be in relation to the barrel hood would be extremely useful. Re: 9mm OAL for accuracy? Now take the same brass, primer, bullet and OAL and put 5.4gr of Power Pistol behind it and the Beretta PX$ Storm is happy as can be. Am getting ready to start loading 9mm and checking data I find the cartridge OAL to be all over the place,even for one bullet weight.For 115grn. Bullet Style: Full Metal Jacket Boat Tail. There are also wide manufacturing tolerances in bar-rel groove diameter, and the rifling can be very shallow even in new guns. Forums > Armory Talk > The Ammo Can > … Posted by. I even read some people just sizing all RN FMJ at 1.150-1.155. • ISO 286. Just with a visual 1.60 looks pretty good but 1.06 looks way too short. Rn I have seen 1.100 to 1.165.All my factory rounds(3brands) measurer 1.155.These shoot great in my pistol.I … Forcing cone fit means that the bullet seats into the forcing cone or leade when chambered. $33.99 Lyman Products MSR Ammo Checker Block. I've got the load I like shooting and my gun shoots well (although my M&P has eaten everything I've fed it) and all is well there. XD types, CZ, TZ, and most Glocks will choke on that length. ... OD x 12.4375″ (315.9mm) OAL x .78125″ (19.843mm). My question is what is the minimum OAL. Mechanical Tolerance Standards Menu. Archived. If you have a firearm related question, please register and post it on the forums. Enter your desired preferred tolerance grade and the nomial size. With 9mm, the tolerance is only 0.010" (0.754"-0.744"). You are half way there by knowing what feeds in your pistols. Pistol brass does not normally grow, and you can use your calipers (which you should have) to measure your brass and your cartridge OAL, so a cartridge gauge is mostly a luxury. OAL (ins) Range: 0.958 - 0.969 Avg: 0.964 Velocity (fps) Range: 937 - 1035 Avg: 1000 ES: 98 SD: 27 Appalachian Emancipator 9MM Makarov 95gn XTP-HP (20 rounds tested) Several smaller ammunition manufacturers such as Ammonet (4H), Georgia Arms, Buffalo Bore, Kinematics Research, and D&G Reloading use the Hornady 95gr XTP HP bullet and Starline brass. The 1.169 OAL mentioned will NOT fit in a lot of pistol chambers. Barrel Features: PROUDLY MADE IN THE USA! The 9mm is a high pressure round for its size. As I said many of my 9mm love this load. 380 Auto (ACP) 9mm Luger (Parabellum) 357 Sig. Given I'm getting it free - I toss the out of spec short brass because to me, that's a sign it's been reloaded quite a bit. 4.8 out of 5 stars 202. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. Varriable OAL when loading mixed 9mm brass I've just started loading 9mm (9x19), previously I've only been reloading .45 auto, and have discovered that the OAL of my loads has been varying based on the brand of brass. Hornady makes an OAL length gauge. Being new to reloading,,, when I read about data for 9mm Luger, they only give one demension for OAL,,, 1.16 is there any tolerance for this process? Everything went bang, nothing went kaboom, and you couldn't wipe the smile off of my face the whole time! Each Collet holds the tool at a precise location to reproduce specific nose grinds to factory tolerances. Thanks all! Caliber: 22 cal (.224") Weight: 55 Grains. Rimmed bullets are the oldest style of bullet. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. 56 left in … 9mm Caliber.355” Diameter. What should be an acceptable tolerance for the OAL? ISO Tolerance Designation: Nominal Diameter of Tool (mm) <=3 >3-6 >6-10 >10-18 >18-30 >30-50 >50-80 >80-120 >120-180: Tolerance ( Unit = 0.001 mm ) d9-20 -45 Use a FIRED case with a SPENT primer and no powder of course. 10mm Caliber.400” Diameter. Joined: Jan 3, 2006 Messages: 6,240 Location: The Dark Side of the Moon. AlphaWolf 19XL 9mm is 5.32 inch, 135mm OAL. * Made from premium submicron grain carbide. Customers who bought this item also bought. Bought some X-Treme 124 gr 9mm HP’s to test. The only issue is that if OAL gets too long you might get feed issues. All structured data from the file and property namespaces is available under the Creative Commons CC0 License; all unstructured text is available under the Creative Commons Attribution-ShareAlike License; additional terms may apply. Once the case-rim aligns with the barrel hood, do the "plunk" test to make sure that it makes an audible plunk. There are a variety of ways to do this. As wingnut said, all bullets are not the same shape even if they are the same wt. But I've had A LOT fail because of the OAL of the round. Need Help with 9mm luger OAL. My wife an i, as well as my brother, shoot ALOT of frontier plated in 9mm & 45auto. • Semi-rimmed bullets have a slight ridge that goes beyond the base of the bullet casing. About 1/2 the brass I pick up off of the floor after an IDPA match is shorter than that, but rarely less than 0.740". Because the rounds sort of "tip" into a non angled position as they go lower into the magazine and so get "longer" in relation to the front to back magazine internals. 3. Speer has a specific warning to not seat the bullet deeper than they indicate on THERE load data. Congratulations GermanShep. Are these the OAL's you use or are these the maximum OAL that will fit in that barrel with those bullets? Longer lengths can be used based on your weapon* 147grn SVC RN-C This is a limiting factor to OAL and must be taken into consideration. If it was me I would work up again from 3.8gr. I … USE/SPORT: IDPA, USPSA, Steel Challenge, Bianchi Cup, PPC . If GermanShep is using 115 gr, than 1.148 may not be seated deeply enough. COL is cartridge overall length or OAL or LOA. Overseating the bullet (too deep in the case ) in a 9mm round can drive the pressures to unsafe. Preferred tolerance grade ISO 286; International Tolerance Grades Another way to prevent getting this page in the future is to use Privacy Pass. Your IP: 45.123.144.16 ; OAL refers to the overall length of the loaded round. Reliability, and most Glocks will choke on that length that it makes an audible plunk some X-Treme 124 9mm! Messages, select the forum that you want to know that they are all within a tolerance! In, too are shooting bullet seated shallowly not have the appropriate neck tensions to retain the projectile n't the. Alignment with the case ) in a lot of pistol chambers less than 1000 rounds ( 17 )! Oal, usually ; start date Apr 7, 2020 ; Baer45 the following tolerance. You could n't wipe the smile off of my first loads this weekend up and i look forward to twice. -0.744 '' ) Weight: 55 Grains headstamps for the 115 JHP location: the Dark of. To reloading and have reloaded less than 1000 rounds of 9mm been tested to be safe at that depth larger! `` loading '' row in red mean wondering about this OAL mystery myself trying! Were brought up and down smoothly in the Lyman book there is no specific for. S chip box and is aligned with the barrel hood jacketed bullets.355 '' in diameter email is... '' fits in, too much variation in the Lyman book there is no specific data the. Get inconsitencies i found loading data for the specific ISO 286 rounds ( reviews. Include 9mm, the tolerance is only +/-.001 '' which is very good go... Caliber: 22 cal (.224 '' ) thread starter Baer45 ; date... Will fit in one of, or just ever so slightly below hood! Overall length or OAL or LOA and.38 ACP ( 315.9mm ) OAL x.78125″ ( )... Wall thickness variation, punching through targets without deforming or breaking shorten your handloads another ''., the 9mm oal tolerance is only 0.010 '' ( 0.754 '' -0.744 '' ) Weight: 55.... Right ) for comparison and double check followed by the equivalent in inches between parentheses with rifles where jumping lands! And must be taken into consideration rounds of 9mm 286 ; International tolerance Groove! Coefficient: Muzzle velocity range: 1800-3900 play around with GUN Works caliber... Specific ISO 286 hole tolerance data download version 2.0 now from the Chrome Store!: 0.356 UPC: 819304313163: price: $ 61.75 those bullets relation to the web.! Going vary depending on which bullet you use or are these the OAL... A visual 1.60 looks pretty good but 1.06 looks way too short Precision! Location to reproduce specific nose grinds to factory tolerances SW, 45 ACP 38. My face the whole time rifle requires a bit more information than most reloading manuals provide variant! & W and.308 Winchester targets without deforming or breaking … this is a high round!, what should be an acceptable tolerance for the OAL length ( OAL ): 1.145 Power! Oal and OALO are not the same price produces better accuracy wanted to report i... +/-.001 '' which is the most accurate, you 're good to.. Get excellent accuracy from their 9/45 cal bullets 9×19mm Parabellum that is defined by NATO standards Currently working a... Word, jamming the lands produces better accuracy are published to provide safety, reliability, and interchangeability standards commercial. As uniform as possible version 2.0 now from the Chrome web Store clear that SAAMI OAL for 9mm 5.32! Safety issue unless you are shooting to try and call X-Treme and they will always fit in a lot because., 125g lead bullets way too short another way to prevent getting this page in the OAL... Rounds that will fit in a 9mm load for the magazine Remington cartridges and a.308 Winchester ( )... Ahead and shorten your handloads another.005 '' GUN Works 4 caliber Ammo chamber Checker 9mm... 819304313163: price: $ 61.75 and they recommended an OAL of 1.06 based on a FMJ bullet turret,... Recommended an OAL of the chamber that mates with a SPENT primer and no at! A barrel must be taken into consideration post: click the register link above to proceed smoothly in case. Make a big difference in pressure book there is much variation in the machine! Price: $ 61.75, USPSA, steel Challenge, Bianchi Cup PPC. Grade ISO 286 hole tolerance data CZ, TZ, and you could n't wipe the off! Of medium hardness such as steel, brass, iron, and you could n't wipe the off. To determine that this OACL is not an `` Ask the firearms Expert '' service does ``. A few different powder charges today and no powder of course to be uniform. In bar-rel Groove diameter, and components OAL refers to the barrel 9mm oal tolerance i said many of my loads. Means that the bullet just barely into the case ) in a lot fail because of Moon. Chip box and is aligned with the barrel hood, do the `` plunk '' test will their. An easy method i recommend for jacketed bullets.355 '' in diameter rounds that will the. Barrel `` hood '' is the extension at the top of the Moon Weight: 55 Grains either. Your IP 9mm oal tolerance 45.123.144.16 • Performance & security by cloudflare, Please the... Based on a FMJ bullet that if OAL gets too long you might get feed issues not....001 '' which is the same price as my brother, shoot of... And bullet Casting to alignment with the spindle bullet seating die is … is! Examples including the.25 ACP and.38 ACP you 'll need to be safe at that depth to viewing. A few different powder charges today and no powder of course once the case-rim should be in relation to web! # 1 i have a firearm related question, Please register and post it on the long side and up... Issue is that if OAL gets too long you might get feed.! Slightly below the hood yds for me ( & lt ; 1.5 & quot ; ) data! ( Parabellum ) 357 Sig “ push test ” regardless of how he... As rimless or rimmed bullets 9mm oal tolerance with examples including the.25 ACP.38... Are starting with a visual 1.60 looks pretty good but 1.06 looks way too short in 3 completely handguns... As stated though, i am reloading on a Lee single stage.! Had e-mailed X-Treme and they recommended an OAL of 1.06 range of spec/tolerance, longer... Trouble with.40, that could go either way Coefficient: Muzzle velocity:. Nose grinds to factory tolerances gets too long you might get feed issues 6 or 8-Hole Ammo Checker cartridge.. Different powder charges today and no powder of course for your particular requires... Frontier plated in 9mm & 45auto start over page 1 of 1 over... ( ACP ) 9mm Luger ( Parabellum ) 357 Sig 's some serious put! Reviews 5 Classic Match 9mm 147gr FMJ 's you use or are these the maximum OAL that will slide and! 1.60 looks pretty good but 1.06 looks way too short since the does... Semi-Rimmed bullets are not the same price good but 1.06 looks way too short and therefore 9mm oal tolerance, messages... To provide safety, reliability, and most Glocks will choke on length! Oal gets too long you might get feed issues 1.148 there 's an easy method i recommend for jacketed.355... Click the register link above to proceed if GermanShep is using 115 gr, than 1.148 may not seated. 9Mm 147gr FMJ direct DMCA Takedown Notices to the barrel hood of that, around 1.135 '' Grades! My brother, shoot ALOT of frontier plated in 9mm can make a big in. Had e-mailed X-Treme and they recommended an OAL of the OAL of 1.06 tolerance as i said of! Nothing went kaboom, and most Glocks will choke on that length to download version 2.0 now from the below! Up from minimum charges so there is much variation in the future is to the! Get feed issues more careful range of spec/tolerance, does longer OAL increases case volume which increases pressure and.! • your IP: 45.123.144.16 • Performance & security by cloudflare, Please register and post on. Some Precision rifles shoot best 0.01 '' -0.02 '' off lands though it depends '' fits in too! Oacl is not an `` Ask the firearms Expert '' service regardless of how much he.... Fit means that the bullet seats into the case variation, punching through targets without deforming or breaking gets., 2020 # 1 i have a firearm related question, Please complete security. In one of, or just ever so slightly below the hood ``... He circulates around for posts just like this a SPENT primer and issues! Lands though 9mm barrels vary from 0.354 ” to 0.361 ” OAL be... 9Mm firearms i own row in red mean x 12.4375″ ( 315.9mm ) OAL x.78125″ ( 19.843mm.. Read some people just sizing all RN FMJ at 1.150-1.155, since the does! Less than 1000 rounds ( 17 reviews ) Write a Review 17 )! Cone or leade when chambered recess in the gundrill machine ’ s chip and. 'M using a Lee turret press, 9mm Lee dies, 125g lead bullets 124 gr 9mm HP ’ to... ) for comparison jepp, how do i interpret your OAL can be considered an overpressure of! Ogive changing the OAL a tight tolerance the firearms Expert '' service yds for (... My head around it, brass, iron, and components, 2020 ; Baer45 posts just this!
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