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 6620-01-016-3091
NSN 6135-01-187-0033
NSN 5930-00-761-4181
NSN 4140-01-513-9139
NSN 6145-01-390-2873
NSN 5945-01-118-1912
NSN 6110-00-463-6158
NSN 6320-01-424-8606
NSN 5920-01-444-9935
NSN 5920-01-030-7311
NSN 6320-01-551-3553
NSN 2925-01-446-0525