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 5920-01-276-0430
NSN 2925-01-633-4048
NSN 6320-00-393-0138
NSN 5925-01-025-6167
NSN
NSN 5895-01-079-1253
NSN 2925-01-025-0082
NSN 2925-01-625-6841
NSN 5855-00-631-4565
NSN 5945-00-968-0346
NSN 5975-01-573-6002
NSN 6610-01-162-8258