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 4140-00-760-4498
NSN 5975-01-448-7286
NSN 4140-01-275-2729
NSN 5950-01-397-1114
NSN 5835-01-241-1090
NSN 7035-01-403-2841
NSN 6320-01-371-3047
NSN 2925-00-238-1668
NSN 5975-01-504-1390
NSN 6145-00-534-1412
NSN 5985-01-322-5537
NSN 6240-01-450-9149