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 2925-01-552-7151
NSN 5925-01-419-3230
NSN 5935-01-442-3946
NSN 6135-01-495-0933
NSN 5999-01-495-3753
NSN 6645-01-075-7722
NSN 5965-01-591-3958
NSN 5965-01-515-2009
NSN 2925-00-677-1944
NSN 6130-01-197-7397
NSN 5990-00-952-7100
NSN 5935-01-296-7062