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 5990-00-167-2692
NSN 5925-01-434-1479
NSN 5975-00-244-0706
NSN 6620-00-189-0967
NSN 6135-01-647-0386
NSN 6135-00-753-2276
NSN 5990-00-455-9865
NSN 5920-01-116-1789
NSN 5910-01-222-3588
NSN 5855-00-491-7079
NSN 6685-01-190-5458
NSN 5920-01-526-2499