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 2925-00-103-6822
NSN 6135-00-175-7132
NSN 6130-00-647-8471
NSN 4140-01-556-4113
NSN 5950-01-507-8470
NSN 4140-01-508-4512
NSN 6240-00-716-8972
NSN 5925-01-327-5458
NSN 5990-00-138-9504
NSN 6610-01-390-6925
NSN 5975-01-322-6464
NSN 5990-01-134-7756