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 6320-00-456-0836
NSN 5975-00-933-7678
NSN 4140-01-355-5628
NSN 5930-00-932-3143
NSN 7035-00-286-6221
NSN 6685-01-458-6469
NSN 6650-01-633-9147
NSN 6145-01-527-1050
NSN 6610-01-559-5073
NSN 6135-01-321-5659
NSN 5996-01-275-9251
NSN 6620-01-462-5196