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 6650-00-161-4122
NSN 4140-01-609-6084
NSN 5960-01-135-5639
NSN 5935-01-525-0101
NSN 7035-01-007-1802
NSN 5930-01-215-0802
NSN 5975-01-074-4050
NSN 4140-01-144-9520
NSN 4140-01-423-1005
NSN 6220-01-401-5337
NSN 6145-00-366-5790
NSN 6645-01-056-5291