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 6240-00-224-8460
NSN 6610-00-049-6497
NSN 6650-01-252-7701
NSN 5945-00-361-8876
NSN 6135-00-351-8606
NSN 5950-00-830-3198
NSN 6650-01-381-2117
NSN 5920-01-548-2986
NSN 5945-01-600-0600
NSN 5905-01-163-0378
NSN 6145-01-062-2568
NSN 7035-01-250-5744