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 5998-01-148-4470
NSN 5910-00-318-5067
NSN 5975-01-047-0587
NSN 6150-01-069-3174
NSN 5975-01-589-8573
NSN 5965-01-523-7796
NSN 5960-00-822-6787
NSN 5920-00-463-5057
NSN 5905-00-083-8519
NSN 5996-01-467-3799
NSN 5905-00-657-4617
NSN 5985-00-235-4742