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 5945-01-441-9801
NSN 5990-00-067-6545
NSN 6645-01-187-6997
NSN 5998-01-382-5788
NSN 5950-01-422-2924
NSN 5905-01-039-4519
NSN 4140-00-111-3247
NSN 5945-00-156-7256
NSN 6220-01-309-9537
NSN 5999-00-061-1373
NSN 5855-01-375-2152
NSN 5950-01-484-9318