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 4140-01-565-5580
NSN 5920-00-594-3124
NSN 6110-01-487-4532
NSN 5998-00-963-3742
NSN 5855-00-491-7079
NSN 6110-01-633-9660
NSN 4140-00-516-5002
NSN 5985-00-187-6113
NSN 2925-01-076-5219
NSN 5910-01-152-2051
NSN 6240-01-547-6444
NSN 5905-00-369-1188