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 6110-00-216-8112
NSN 6130-01-243-5260
NSN 5999-00-522-1252
NSN 6110-01-186-3867
NSN 6645-01-472-7283
NSN 5935-01-500-2148
NSN 5950-01-371-2588
NSN 6240-01-658-5217
NSN 6130-00-277-7321
NSN 6220-01-214-4406
NSN 5990-01-491-1397
NSN 5930-00-008-2040