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 5905-00-277-7439
NSN 5998-00-259-3059
NSN 6130-00-487-4638
NSN 5996-01-332-6988
NSN 5990-00-783-4560
NSN 5990-01-354-8965
NSN 6240-00-284-1457
NSN 5835-00-863-0959
NSN 6650-01-472-2244
NSN 5945-01-225-8873
NSN 6620-00-170-5296
NSN 5910-01-288-5644