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 6685-00-491-3781
NSN 6145-00-931-8420
NSN 4140-01-652-3548
NSN 5915-01-563-1323
NSN 6645-01-244-4881
NSN 5985-00-827-2364
NSN 6620-01-448-1423
NSN 6620-01-593-0817
NSN 5960-01-449-1310
NSN 5930-01-659-1942
NSN 6110-01-179-7024
NSN 5985-00-499-9147