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 5975-01-445-1407
NSN 5965-01-326-0606
NSN 5910-00-824-1161
NSN 6240-01-072-8293
NSN 5895-01-124-0171
NSN 6145-01-207-0445
NSN 4140-00-876-9285
NSN 6150-01-498-0875
NSN 6130-01-397-4244
NSN 7035-00-104-7613
NSN 5975-01-566-0217
NSN 5905-01-641-0893