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 5945-00-688-5221
NSN 5975-00-665-3644
NSN 5990-01-149-0691
NSN 5935-01-154-2738
NSN 5990-01-337-9859
NSN 6610-01-651-8659
NSN 5965-00-686-0957
NSN 5960-00-816-6880
NSN 5975-01-400-2213
NSN 5910-00-830-6353
NSN 6110-01-230-8156
NSN 6645-01-386-6311