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 6220-01-066-1193
NSN 6240-01-424-6237
NSN 5990-00-553-5063
NSN 5985-01-106-9327
NSN 5950-01-053-6595
NSN 5935-01-372-6029
NSN 5996-01-604-0912
NSN 6645-01-398-2505
NSN 6620-01-129-8943
NSN 5835-00-537-7780
NSN 5950-01-542-3200
NSN 6105-00-128-1890