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 6105-01-513-0310
NSN 6135-01-457-2855
NSN 5920-00-489-2202
NSN 6240-01-026-1376
NSN 6610-01-464-3037
NSN 6645-01-418-1657
NSN 6220-01-359-7818
NSN 6135-00-613-1068
NSN 6145-01-481-4195
NSN 5925-01-566-8114
NSN 5920-01-487-8597
NSN 5945-00-481-0522