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 5990-01-414-2778
NSN 6150-01-130-2941
NSN 5920-00-432-7643
NSN 7035-01-332-9582
NSN 5996-00-950-5829
NSN 6220-01-359-5296
NSN 5965-00-978-8535
NSN 5920-00-021-3697
NSN 5998-00-359-7814
NSN 5915-01-398-3288
NSN 6105-01-429-4657
NSN 6620-01-030-0525