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9×39mm

The 9×39mm is a Soviet rifle cartridge.[2]

9×39mm
9×39mm SP-6 (7N9) cartridges with blue-tip armor-piercing bullets
TypeRifle, subsonic
Place of originSoviet Union
Production history
DesignedBegan in 1940s, finished in 1980s
Specifications
Parent case7.62×39mm
Case typeRimless, bottleneck
Bullet diameterSP-5: 9.25 mm (0.364 in)
SP-6: 9.26 mm (0.365 in)
Land diameter9.00 mm (0.354 in)
Neck diameter9.98 mm (0.393 in)
Shoulder diameter10.36 mm (0.408 in)
Base diameter11.35 mm (0.447 in)
Rim diameter11.35 mm (0.447 in)
Rim thickness1.50 mm (0.059 in)
Case lengthSP-5: 38.76 mm (1.526 in)
SP-6: 38.78 mm (1.527 in)
Overall length56 mm (2.2 in)
Ballistic performance
Bullet mass/type Velocity Energy
16.1 g (248 gr) SP5 290 m/s (950 ft/s) 677 J (499 ft⋅lbf)
18.0 g (278 gr) Wolf FMJ 327 m/s (1,073 ft/s) 964 J (711 ft⋅lbf)
16.2 g (250 gr) SP6 305 m/s (1,000 ft/s) 754 J (556 ft⋅lbf)
Test barrel length: 270 mm (10.5 in)
Source(s): Russian military data, RifleShooter Magazine [1]

History and design

The 9x39 is based on the Soviet 7.62×39mm case, but with the neck expanded to fit a .364" bullet. Final design was completed by N. Zabelin, L. Dvoryaninova and Y. Frolov of the TsNIITochMash in the 1980s. The intent was to create a more stealthy cartridge for suppressed firearms used by Spetnaz and other special troops that had more power, range and penetration than 7.62 US subsonic round used in AKM-type rifles at the time.

The subsonic round as originally designed has an optimistic effective lethal range of 400 to 530 meters and a maximum penetration of up to 10 mm of steel. Like the 5.45×39mm cartridge, 9×39mm SP-5 features an airpocket in the tip, which increases its tendency to yaw or "keyhole" upon impact, thus increasing soft tissue damage in human targets. The armor-piercing SP-6 cartridge is more effective against light armor, vehicles, or light barrier targets.[citation needed]

Commercial Wolf and Tula brand Ammunition that was being imported into the United States was subsequently banned on September 7, 2021 by President Biden as part of sanctions against Russia for invading Ukraine.

While the 9x39 is very popular in several European countries, many of which had previously been under the control of the USSR, it was only introduced in America in late 2018.

Since there are many users in the U.S. that had adopted the 9x39 round prior to the import ban, were forced to reload their own ammunition. Thankfully, there are multiple companies worldwide who make(.366") 9.3mm Mauser bullets which are suited for reloading the 9x39 including Hornady, Barnes, Nosler, Prvi Partizan, Lapua, and others.

Redding Reloading produces a set of full size reloading dies.

Lehigh Defense briefly made prototypes that had limited distribution of their maximum expansion and xtreme penetration copper bullets designs for subsonic rounds.

KAK Industries sold bullets which include 125 gr solid copper, and 140 gr slitted copper projectiles capable of being fired at supersonic velocities.

There are companies such as NOE and LEE which make cast bullet molds for the 9.3mm Mauser cartridge. Powder coated cast bullets generally work exceptionally well at subsonic velocities and have decent expansion in gel targets too.

Variants

Cartridge SP-5(7N8) SP-5UZ SP-6(7N9) SP-6UCh PAB-9 SPP BP(7N12)
Type Sniper Test (increased charge) Armor-piercing Training Armor-piercing Sniper (increased penetration) Armor-piercing
Bullet weight [g] Up to 16.8 About 16 Up to 17.3
Muzzle velocity [m/s] 280–320 280–290 280–305 280-320 280-310
Muzzle energy [J] 658-860 678-886
Maximum penetration Up to 8 mm of steel Up to 8 mm of steel[3]

SP-5 (7N8) – The SP-5 (СП-5) (SP: Spetsialnyj Patron; "special cartridge") was developed by Nikolai Zabelin. It is a conventional lead core FMJ bullet, developed for accuracy.

SP-5UZ – The SP-5UZ (СП5-УЗ) is an SP-5 variant with an increased charge intended for a factory-specific strength testing of the weapons.

SP-6 (7N9) – The SP-6 (СП-6) was developed by Yuri Frolov. It has a hardened metal armor-piercing core. It can penetrate 2 mm (0.079 in) of steel at 500 meters or 6 mm (0.24 in) of steel, 2.8 mm (0.11 in) of titanium or 30 layers of Kevlar at 200 meters. At 100 meters it can penetrate 8 mm (0.31 in) of steel or GOST 3 rated body armor, while retaining enough power to inflict damage to a soft target behind it.[3][4]

SP-6UCh – The SP-6Uch (СП-6Уч) is an SP-6 variant intended for training.

PAB-9 (7N12) – The SP-6's bullet is expensive to manufacture, so an attempt was made to make a lower-cost version of the cartridge. The PAB-9 (ПАБ-9) used a stamped rather than machined steel core. It sacrificed too much performance to be usable. As of 2011, its usage by Russian troops is prohibited.[3]

SPP – The SPP (СПП) (SPP: Snaiperskiy, Povishennaya Probivaemost; "sniper – increased penetration") is a sniper round with increased penetration.

BP – The BP (БП) (BP: Broneboinaya Pulya; "armor-piercing bullet") is an armor-piercing round. Three modernizations of PAB-9 were created under the designation of BP to remedy its unusable performance.

Weapons

See also

References

  1. ^ "The 9x39 – A New Cartridge from Russia". RifleShooter Magazine. 2018-12-14. Retrieved 2020-05-11.
  2. ^ Николаев, Андриан. "Патроны для стрелкового оружия – Военный паритет" [Ammunition for firearms]. Militaryparitet.com (in Russian). Retrieved 2013-12-08.
  3. ^ a b c [Special bullets SP-5, SP-6 and PAB-9.]. artillerist.ru (in Russian). 2008-04-02. Archived from the original on October 16, 2012. Retrieved 2015-03-24.
  4. ^ F., Nathaniel (2017-11-03). ".300 Blackout vs. 9×39mm: Russia's Subsonic Brute". Retrieved 2020-12-12.

Bibliography

  • Jane's Infantry Weapons 1997-98 (23rd ed.). Coulsdon, UK: Jane's Information Group. 1997. p. 458. ISBN 0-7106-1548-5.

External links

  • photo of cartridges
  • photo of cartridges
  • photo of bullets

39mm, this, article, includes, list, general, references, lacks, sufficient, corresponding, inline, citations, please, help, improve, this, article, introducing, more, precise, citations, september, 2008, learn, when, remove, this, template, message, soviet, r. This article includes a list of general references but it lacks sufficient corresponding inline citations Please help to improve this article by introducing more precise citations September 2008 Learn how and when to remove this template message The 9 39mm is a Soviet rifle cartridge 2 9 39mm9 39mm SP 6 7N9 cartridges with blue tip armor piercing bulletsTypeRifle subsonicPlace of originSoviet UnionProduction historyDesignedBegan in 1940s finished in 1980sSpecificationsParent case7 62 39mmCase typeRimless bottleneckBullet diameterSP 5 9 25 mm 0 364 in SP 6 9 26 mm 0 365 in Land diameter9 00 mm 0 354 in Neck diameter9 98 mm 0 393 in Shoulder diameter10 36 mm 0 408 in Base diameter11 35 mm 0 447 in Rim diameter11 35 mm 0 447 in Rim thickness1 50 mm 0 059 in Case lengthSP 5 38 76 mm 1 526 in SP 6 38 78 mm 1 527 in Overall length56 mm 2 2 in Ballistic performanceBullet mass type Velocity Energy16 1 g 248 gr SP5 290 m s 950 ft s 677 J 499 ft lbf 18 0 g 278 gr Wolf FMJ 327 m s 1 073 ft s 964 J 711 ft lbf 16 2 g 250 gr SP6 305 m s 1 000 ft s 754 J 556 ft lbf Test barrel length 270 mm 10 5 in Source s Russian military data RifleShooter Magazine 1 Contents 1 History and design 2 Variants 3 Weapons 4 See also 5 References 6 Bibliography 7 External linksHistory and design EditThe 9x39 is based on the Soviet 7 62 39mm case but with the neck expanded to fit a 364 bullet Final design was completed by N Zabelin L Dvoryaninova and Y Frolov of the TsNIITochMash in the 1980s The intent was to create a more stealthy cartridge for suppressed firearms used by Spetnaz and other special troops that had more power range and penetration than 7 62 US subsonic round used in AKM type rifles at the time The subsonic round as originally designed has an optimistic effective lethal range of 400 to 530 meters and a maximum penetration of up to 10 mm of steel Like the 5 45 39mm cartridge 9 39mm SP 5 features an airpocket in the tip which increases its tendency to yaw or keyhole upon impact thus increasing soft tissue damage in human targets The armor piercing SP 6 cartridge is more effective against light armor vehicles or light barrier targets citation needed Commercial Wolf and Tula brand Ammunition that was being imported into the United States was subsequently banned on September 7 2021 by President Biden as part of sanctions against Russia for invading Ukraine While the 9x39 is very popular in several European countries many of which had previously been under the control of the USSR it was only introduced in America in late 2018 Since there are many users in the U S that had adopted the 9x39 round prior to the import ban were forced to reload their own ammunition Thankfully there are multiple companies worldwide who make 366 9 3mm Mauser bullets which are suited for reloading the 9x39 including Hornady Barnes Nosler Prvi Partizan Lapua and others Redding Reloading produces a set of full size reloading dies Lehigh Defense briefly made prototypes that had limited distribution of their maximum expansion and xtreme penetration copper bullets designs for subsonic rounds KAK Industries sold bullets which include 125 gr solid copper and 140 gr slitted copper projectiles capable of being fired at supersonic velocities There are companies such as NOE and LEE which make cast bullet molds for the 9 3mm Mauser cartridge Powder coated cast bullets generally work exceptionally well at subsonic velocities and have decent expansion in gel targets too Variants EditThis section needs additional citations for verification Please help improve this article by adding citations to reliable sources Unsourced material may be challenged and removed Find sources 9 39mm news newspapers books scholar JSTOR September 2021 Learn how and when to remove this template message Cartridge SP 5 7N8 SP 5UZ SP 6 7N9 SP 6UCh PAB 9 SPP BP 7N12 Type Sniper Test increased charge Armor piercing Training Armor piercing Sniper increased penetration Armor piercingBullet weight g Up to 16 8 About 16 Up to 17 3Muzzle velocity m s 280 320 280 290 280 305 280 320 280 310Muzzle energy J 658 860 678 886Maximum penetration Up to 8 mm of steel Up to 8 mm of steel 3 SP 5 7N8 The SP 5 SP 5 SP Spetsialnyj Patron special cartridge was developed by Nikolai Zabelin It is a conventional lead core FMJ bullet developed for accuracy SP 5UZ The SP 5UZ SP5 UZ is an SP 5 variant with an increased charge intended for a factory specific strength testing of the weapons SP 6 7N9 The SP 6 SP 6 was developed by Yuri Frolov It has a hardened metal armor piercing core It can penetrate 2 mm 0 079 in of steel at 500 meters or 6 mm 0 24 in of steel 2 8 mm 0 11 in of titanium or 30 layers of Kevlar at 200 meters At 100 meters it can penetrate 8 mm 0 31 in of steel or GOST 3 rated body armor while retaining enough power to inflict damage to a soft target behind it 3 4 SP 6UCh The SP 6Uch SP 6Uch is an SP 6 variant intended for training PAB 9 7N12 The SP 6 s bullet is expensive to manufacture so an attempt was made to make a lower cost version of the cartridge The PAB 9 PAB 9 used a stamped rather than machined steel core It sacrificed too much performance to be usable As of 2011 its usage by Russian troops is prohibited 3 SPP The SPP SPP SPP Snaiperskiy Povishennaya Probivaemost sniper increased penetration is a sniper round with increased penetration BP The BP BP BP Broneboinaya Pulya armor piercing bullet is an armor piercing round Three modernizations of PAB 9 were created under the designation of BP to remedy its unusable performance Weapons EditThis is a dynamic list and may never be able to satisfy particular standards for completeness You can help by adding missing items with reliable sources 9A 91 AK 9 AS Val OTs 12 Tiss OTs 14 4A Groza SR 3 SR 3M Vikhr VSK 94 VSS Vintorez AMB 17See also Edit12 7 55mm STs 130References Edit The 9x39 A New Cartridge from Russia RifleShooter Magazine 2018 12 14 Retrieved 2020 05 11 Nikolaev Andrian Patrony dlya strelkovogo oruzhiya Voennyj paritet Ammunition for firearms Militaryparitet com in Russian Retrieved 2013 12 08 a b c Specialnye patrony SP 5 SP 6 i PAB 9 Special bullets SP 5 SP 6 and PAB 9 artillerist ru in Russian 2008 04 02 Archived from the original on October 16 2012 Retrieved 2015 03 24 F Nathaniel 2017 11 03 300 Blackout vs 9 39mm Russia s Subsonic Brute Retrieved 2020 12 12 Bibliography EditJane s Infantry Weapons 1997 98 23rd ed Coulsdon UK Jane s Information Group 1997 p 458 ISBN 0 7106 1548 5 External links Editphoto of cartridges photo of cartridges photo of bullets Modern Firearms Special purpose small arms ammunition of USSR and Russia 9 39mm special cartridges Retrieved from https en wikipedia org w index php title 9 39mm amp oldid 1140176096, wikipedia, wiki, book, books, library,

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