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 6320-00-456-2092
NSN 5905-00-251-2334
NSN 6220-01-222-0724
NSN 6145-01-491-5021
NSN 5998-01-155-0892
NSN 4140-00-135-6398
NSN 6685-01-029-3773
NSN 5915-01-569-8227
NSN 5950-01-616-4320
NSN 6145-01-448-0832
NSN 5985-01-281-7333
NSN 6130-01-321-5855