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 6135-00-284-1406
NSN 4140-01-384-3998
NSN 6220-00-501-0343
NSN 6145-00-455-2809
NSN 5996-00-853-9067
NSN 2925-01-442-7812
NSN 5855-01-223-0833
NSN 5895-01-020-6807
NSN 6645-01-267-5505
NSN 5950-00-466-3520
NSN 5945-00-931-1793
NSN 5990-00-315-9093