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 5920-01-156-4241
NSN 5835-01-351-8429
NSN 6105-01-363-0487
NSN 6610-00-498-5198
NSN 6135-00-375-6861
NSN 6645-00-410-2395
NSN 6685-01-008-7390
NSN 5998-00-447-1721
NSN 5950-00-269-4805
NSN 6110-01-415-7890
NSN 4140-01-429-7510
NSN 6145-00-931-2437