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 4140-00-935-5360
NSN 6645-00-401-5563
NSN 6105-00-248-5772
NSN 5998-01-466-1457
NSN 6135-01-377-5729
NSN 5930-00-773-2792
NSN 5925-01-480-4146
NSN 5975-01-428-7278
NSN 6135-00-334-4500
NSN 6240-01-555-0265
NSN 5905-00-899-8678
NSN 5999-00-607-3859