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 6610-01-424-9721
NSN 5920-00-124-0600
NSN 6685-01-039-0068
NSN 6685-01-333-2537
NSN 6105-01-571-6598
NSN 6685-00-160-1313
NSN 6645-00-162-8943
NSN 4140-00-319-0756
NSN 5999-01-139-9761
NSN 5945-01-488-2867
NSN 5975-00-478-2126
NSN 6650-00-126-8990