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 5915-01-216-7587
NSN 6645-01-633-0303
NSN 5835-00-838-0707
NSN 6610-01-275-9771
NSN 5935-01-591-8323
NSN 5910-00-829-3858
NSN 5998-00-038-8334
NSN 6320-00-937-5625
NSN 5910-01-180-7148
NSN 5930-00-926-3103
NSN 5925-00-389-6433
NSN 5990-01-065-0492