Identical to 5331-00-958-1236 except for hardness rating
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 5950-00-619-5781
NSN 6620-00-492-4936
NSN 5915-00-728-1347
NSN 6620-01-441-0240
NSN 5965-01-262-3513
NSN 5945-01-359-6337
NSN 5905-01-081-6905
NSN 5930-00-282-2736
NSN 6610-01-166-4860
NSN 6610-00-079-1508
NSN 6620-01-106-3553
NSN 5965-01-232-6509