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 5930-01-444-0527
NSN 5945-01-659-7937
NSN 5935-01-190-3223
NSN 5999-00-643-8199
NSN 5965-01-543-4614
NSN 5990-01-386-5561
NSN 5975-01-483-1113
NSN 6105-01-211-0006
NSN 2925-00-888-9551
NSN 4140-01-512-8528
NSN 7035-00-465-3298
NSN 5996-01-147-6054