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 5855-01-058-6687
NSN 6150-01-367-6058
NSN 6650-01-190-2304
NSN 6220-01-289-4753
NSN 6145-00-824-5910
NSN 5998-01-547-0634
NSN 5905-01-406-3485
NSN 5935-00-172-0837
NSN 5910-01-604-9958
NSN 6135-01-447-0950
NSN 5915-01-508-4199
NSN 6105-01-445-7182