A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 5905-01-430-7231
NSN 5945-01-560-1059
NSN 7035-01-391-7470
NSN 6240-01-503-8216
NSN 5960-00-289-6591
NSN 5975-01-229-2740
NSN 6145-00-103-9848
NSN 6610-01-585-8454
NSN 6620-01-463-1373
NSN 6220-00-074-1751
NSN 5998-00-435-6297
NSN 6620-01-487-8735