An item fixed to the rear end of a bolt, breech of a rifle. It prevents the venting of propellant gases to the rear through the bolt body and retains the rifle's cocking piece, firing mechanism. It may contain a safety mechanism. For similiar items that are entirely tubular, see guide, firing pin.
NSN 6135-01-528-0699
NSN 6685-01-222-1762
NSN 5945-00-120-8846
NSN 6135-01-521-0378
NSN 5965-01-113-9061
NSN 5905-01-054-2409
NSN 5835-01-485-0210
NSN 6685-01-022-0777
NSN 5960-01-567-1096
NSN 6145-01-558-4521
NSN 5998-01-176-5724
NSN 5835-01-068-4043