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 4140-01-506-1398
NSN 5910-01-506-4924
NSN 5975-01-105-9020
NSN 5920-01-181-5248
NSN 4140-00-010-2986
NSN 6150-01-319-2630
NSN 5999-01-485-5770
NSN 5965-01-585-2473
NSN 5935-01-561-4990
NSN 5990-01-149-9228
NSN 5855-01-513-9601
NSN 6650-00-187-5388