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 5895-01-492-5415
NSN 5895-01-443-7577
NSN 6145-00-463-8218
NSN 5910-00-170-4423
NSN 5996-01-106-2763
NSN 6650-00-111-1081
NSN 5945-01-132-8825
NSN 5985-01-349-3268
NSN 6240-01-411-5630
NSN 5915-01-084-1487
NSN 5975-01-327-3157
NSN 5975-01-522-0822