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 2925-01-262-1418
NSN 6645-01-108-7904
NSN 6320-01-162-5977
NSN 4140-01-631-4080
NSN 5965-01-312-7972
NSN 5915-01-474-1937
NSN 5895-01-029-0501
NSN 4140-00-912-0794
NSN 6135-01-168-2944
NSN 6220-00-910-0320
NSN 6610-00-371-5953
NSN 6240-01-010-2991