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 5905-01-535-7145
NSN 5975-01-140-9228
NSN 4140-01-139-4041
NSN 2925-00-676-8334
NSN 5915-01-159-7016
NSN 5996-01-195-7518
NSN 5996-00-466-7857
NSN 5965-01-304-2939
NSN 2925-01-535-7235
NSN 6240-00-299-9819
NSN 5990-01-502-8209
NSN 6610-01-116-2527