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 5985-01-158-1555
NSN 5990-01-455-8035
NSN 5920-01-444-4082
NSN 6145-00-076-9324
NSN 6220-00-397-6910
NSN 5960-01-408-3702
NSN 2925-01-434-6945
NSN 5990-01-033-0051
NSN 6135-01-594-9930
NSN 5905-00-779-2543
NSN 5920-01-534-3806
NSN 6145-00-482-6129