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 6645-01-115-4953
NSN 6130-00-007-5992
NSN 5930-01-495-1925
NSN 6610-00-906-0821
NSN 6240-01-062-0878
NSN 6240-00-903-4660
NSN 5999-01-625-4379
NSN 6135-01-382-9278
NSN 5920-00-317-2219
NSN 6620-00-774-3638
NSN 6145-01-484-8735
NSN 5910-01-354-5151