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 5965-01-253-0451
NSN 5905-00-407-7964
NSN 6220-00-761-2205
NSN 2925-01-595-2429
NSN 6685-00-227-0212
NSN 5996-00-366-0233
NSN 6650-01-127-4647
NSN 6135-01-387-0754
NSN 5930-01-619-7971
NSN 6240-00-265-6538
NSN 5930-00-455-4605
NSN 6645-01-252-6708