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 6130-01-138-1688
NSN 6620-01-151-2288
NSN 5910-01-463-3107
NSN 6610-00-107-1944
NSN 5998-01-408-8446
NSN 5950-01-634-0677
NSN 6150-01-444-4639
NSN 5925-01-206-4330
NSN 5985-01-537-3493
NSN 5920-00-624-3049
NSN 6150-01-051-0386
NSN 5999-00-751-1188