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 6150-01-345-2818
NSN 2925-01-375-9487
NSN 6110-00-781-1930
NSN 5965-01-208-6903
NSN 5975-01-341-1626
NSN 5975-01-144-3832
NSN 7035-01-094-2365
NSN 6110-01-439-9615
NSN 6645-00-169-6759
NSN 6685-01-122-8331
NSN 5990-01-443-2931
NSN 5945-01-539-9396