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 5996-01-107-2577
NSN 6685-01-237-5942
NSN 5990-00-783-4560
NSN 5935-00-973-1733
NSN 4140-00-513-1089
NSN 6645-01-305-9135
NSN 5945-00-332-2007
NSN 4140-00-005-4574
NSN 6220-01-470-3066
NSN 5835-00-941-4959
NSN 5855-01-250-2421
NSN 5910-01-338-0696