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.
NSN 5920-00-078-8660
NSN 6645-01-252-8870
NSN 6645-00-754-4108
NSN 5960-01-154-3719
NSN 5965-01-193-5221
NSN 7035-01-026-0117
NSN 5935-01-321-5003
NSN 6130-01-617-3237
NSN 5915-00-792-8521
NSN 6685-01-424-0315
NSN 6320-01-443-3826
NSN 5925-00-660-7589