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 5945-00-239-2969
NSN 6610-01-477-6476
NSN 6320-00-213-0477
NSN 2925-01-105-7850
NSN 6130-01-482-0205
NSN 5999-00-648-0062
NSN 6110-00-124-8940
NSN 6685-01-361-5195
NSN 6320-01-562-1599
NSN 2925-01-577-0004
NSN 5915-01-384-6207
NSN 5920-00-199-4050