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 5950-01-282-2418
NSN 4140-01-576-9796
NSN 5925-00-994-5960
NSN 6150-01-452-8066
NSN 5895-00-953-4916
NSN 6620-01-336-2663
NSN 5975-01-519-2832
NSN 5930-01-457-9832
NSN 5835-01-478-9428
NSN 5935-01-121-4373
NSN 5935-01-650-3842
NSN 6650-01-341-5330