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 6240-01-647-0790
NSN 5998-00-041-7644
NSN 6650-00-760-1385
NSN 6145-00-404-7927
NSN 6320-00-456-0836
NSN 5965-01-295-9842
NSN 6645-01-444-8918
NSN 5985-01-438-6846
NSN 5950-00-816-3483
NSN 5905-01-068-7892
NSN 6105-00-057-2406
NSN 6610-00-070-4535