A group of items that function to open and close the breech. It may include a semiautomatic drop block, case extraction, and electric firing. It may provide manual and/or automatic opening of a breech, ejection of spent cartridge case, and automatic closing when chambering the next round.
Classification: Part and accessories of articles of headings 9301 to 9304, nesoi
NSN 5925-00-196-3997
NSN 6685-01-497-8732
NSN 5895-00-615-9662
NSN 6105-01-112-0490
NSN 5998-00-633-5169
NSN 6685-00-437-9336
NSN 5915-00-353-0853
NSN 5996-00-499-8036
NSN 5930-01-240-7601
NSN 5835-01-069-2359
NSN 6685-00-171-9815
NSN 6110-00-863-3855