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 6240-01-378-4417
NSN 5925-01-632-5044
NSN 5998-01-111-8681
NSN 5855-01-446-9545
NSN 6610-01-333-6621
NSN 6240-01-004-8790
NSN 5905-01-209-1813
NSN 6135-00-497-0491
NSN 5998-01-543-3355
NSN 5895-00-404-7879
NSN 5910-01-320-7781
NSN 6150-00-900-0539