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 5920-00-144-2535
NSN 5855-01-023-3727
NSN 5910-01-250-5241
NSN 6150-01-204-8969
NSN 5925-01-088-6863
NSN 5935-01-476-3345
NSN 5915-01-484-8708
NSN 5985-01-346-3446
NSN 5990-00-174-6695
NSN 5975-01-435-5649
NSN 6685-00-246-5114
NSN 5930-01-443-3038