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 6320-01-228-2380
NSN 5965-00-734-5053
NSN 6145-00-674-1807
NSN 5990-01-114-5095
NSN 2925-00-914-7627
NSN 5930-00-833-6933
NSN 6620-01-181-1757
NSN 5998-01-136-5459
NSN 4140-01-525-4511
NSN 6610-01-007-7617
NSN 6645-01-216-8682
NSN 5915-01-082-9581