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 6145-00-724-1107
NSN 6130-01-027-1832
NSN 5915-01-067-8145
NSN 5925-01-371-2876
NSN 5960-00-157-5983
NSN 5915-01-629-5703
NSN 2925-01-221-3247
NSN 4140-01-331-2887
NSN 6685-01-045-2776
NSN 5855-00-150-1820
NSN 6645-00-770-3742
NSN 6620-00-124-9515