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 4140-00-895-3417
NSN 6645-01-399-0661
NSN 5930-00-528-6996
NSN 6145-00-243-5851
NSN 5990-01-386-5561
NSN 5895-00-787-0239
NSN 5935-01-283-2133
NSN 7035-01-106-3476
NSN 5990-01-390-2177
NSN 5996-01-265-8621
NSN 5925-01-526-9741
NSN 5998-00-100-3943