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 4140-00-686-4894
NSN 5905-01-284-6262
NSN 5975-01-425-1986
NSN 6685-01-519-2359
NSN 6645-00-596-5388
NSN 5915-00-137-8122
NSN 5999-01-432-4624
NSN 6620-00-018-2196
NSN 5999-00-443-7972
NSN 5905-01-560-0473
NSN 6645-00-626-5370
NSN 5945-01-181-5956