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 6130-00-137-1555
NSN 6645-01-075-7722
NSN 6145-01-471-7901
NSN 6150-00-737-5761
NSN 5855-00-491-7079
NSN 6685-00-429-0514
NSN 6220-00-732-2026
NSN 5935-01-525-8159
NSN 5960-01-250-1095
NSN 5895-00-165-9269
NSN 4140-01-444-4464
NSN 5910-01-583-5983