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 5920-00-455-1050
NSN 5910-01-371-6992
NSN 6220-01-178-9041
NSN 6220-01-167-7859
NSN 6135-01-026-9960
NSN 6620-01-353-6675
NSN 6645-01-552-9447
NSN 6650-00-320-8683
NSN 6135-01-128-5358
NSN 6620-01-440-1579
NSN 6645-01-010-3746
NSN 6145-00-088-2821