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 6135-01-293-3066
NSN 5985-00-277-0575
NSN 5965-01-645-1505
NSN 4140-01-138-6950
NSN 5910-00-581-8821
NSN 5965-01-595-6134
NSN 6645-00-634-9317
NSN 6240-01-606-5161
NSN 5990-00-621-0572
NSN 5905-01-546-1723
NSN 6135-01-388-2761
NSN 6220-01-012-2191