No other part numbers with same form, fit, and function found.
A metallic or nonmetallic circular item specifically designed to be placed at the breech-block end of a gun barrel chamber for sealing against powder gases. It is also used to seal against powder gases between a projectile and the gun barrel.
Classification: Parts and accessories of military artillery weapons of 9301.11 or 9301.19
NSN 5855-01-533-3888
NSN 5945-00-123-6443
NSN 6650-00-191-9000
NSN 6650-00-690-8709
NSN 5945-01-323-6496
NSN 5915-00-203-5860
NSN 5965-01-105-4959
NSN 6620-01-211-4098
NSN 5835-00-441-5004
NSN 5985-01-105-6211
NSN 5960-01-192-7710
NSN 6685-00-230-4267