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 5975-01-137-8490
NSN 4140-01-514-0934
NSN 5945-00-867-9317
NSN 5915-00-815-0527
NSN 5935-01-203-8321
NSN 6645-01-277-3970
NSN 2925-00-526-4541
NSN 6135-01-093-7426
NSN 6645-01-018-7664
NSN 5925-01-259-2418
NSN 5895-01-265-4597
NSN 6320-00-032-4853