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: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5935-01-528-4050
NSN 2925-01-434-6945
NSN 6610-00-111-7312
NSN 6220-00-918-5599
NSN 5975-01-009-0601
NSN 5905-01-549-0314
NSN 4140-01-480-1301
NSN 6650-00-506-0054
NSN 6685-01-473-9961
NSN 6130-01-603-0423
NSN 5975-00-795-9368
NSN 6135-01-633-8502