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 6220-01-443-3637
NSN 6145-01-142-9463
NSN 5910-01-492-6889
NSN 5910-00-498-1001
NSN 6130-00-233-8013
NSN 5905-01-345-4949
NSN 5910-01-065-0977
NSN 5910-00-232-5028
NSN 5905-01-073-4461
NSN 5998-01-319-4802
NSN 6105-01-418-7976
NSN 6645-01-227-2036