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 6620-00-891-1408
NSN 6610-01-196-6388
NSN 5925-01-146-1953
NSN 5990-01-526-9941
NSN 6220-00-956-0565
NSN 5945-01-102-6062
NSN 5935-01-242-9969
NSN 5996-00-518-0460
NSN 5985-00-312-4577
NSN 6220-00-316-2500
NSN 5975-00-734-6243
NSN 5915-01-123-8292