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 4140-00-965-7580
NSN 4140-01-580-3291
NSN 5925-01-200-7255
NSN 5965-01-444-1322
NSN 6240-00-140-4184
NSN 5998-01-279-1102
NSN 4140-01-137-3264
NSN 5998-01-249-7850
NSN 6645-00-702-4386
NSN 5985-01-458-8434
NSN 5950-01-383-9981
NSN 6240-01-359-2721