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 5975-00-113-1554
NSN 5975-00-203-6020
NSN 2925-00-816-8765
NSN 5960-00-131-6744
NSN 6650-01-207-2905
NSN 5990-00-446-0518
NSN 6610-01-120-7670
NSN 6105-01-259-8289
NSN 5999-00-949-6571
NSN 6145-00-006-0812
NSN 6240-00-351-8564
NSN 5990-01-407-1474