Brass half hard
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 5960-01-032-4229
NSN 5855-00-361-0167
NSN 5945-01-495-1494
NSN 5950-01-485-0246
NSN 5920-01-642-6097
NSN 6685-01-526-9320
NSN 5855-01-532-7060
NSN 7035-01-178-9354
NSN 5905-00-109-1101
NSN 5930-00-269-4996
NSN 5895-00-857-3770
NSN 5960-01-520-4615