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 6685-01-641-0031
NSN 4140-00-146-3269
NSN 2925-01-182-0227
NSN 5965-00-089-2712
NSN 5905-01-227-4601
NSN 5835-00-221-6628
NSN 5855-01-224-7975
NSN 5925-00-704-4491
NSN 6620-01-184-9210
NSN 5975-01-294-2121
NSN 2925-00-914-7627
NSN 5999-01-484-3313