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 6620-01-128-3053
NSN 5975-01-351-5249
NSN 5996-01-433-9067
NSN 5905-01-212-2043
NSN 6240-01-135-3874
NSN 5930-01-435-4145
NSN 5965-00-518-0958
NSN 6110-01-528-7251
NSN 5895-01-207-4902
NSN 6645-01-504-3394
NSN 6610-00-216-6538
NSN 5855-01-006-1827