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 6320-01-170-4068
NSN 6620-01-578-7561
NSN 5915-00-959-5454
NSN 5935-01-597-4714
NSN 5855-01-128-1762
NSN 5945-01-520-9981
NSN 5950-01-009-2994
NSN 2925-01-236-0015
NSN 6145-01-177-5954
NSN 5915-01-559-1326
NSN 5999-01-075-3347
NSN 5975-01-397-0131