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 5855-01-143-4470
NSN 5935-01-215-1216
NSN 7035-01-633-9537
NSN 5855-00-532-0025
NSN 5950-00-290-8090
NSN 6105-00-246-5311
NSN 5910-01-400-1490
NSN 6620-00-164-1493
NSN 6645-01-239-4619
NSN 5975-00-690-9061
NSN 5965-01-474-4000
NSN 6650-01-467-8818