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 2925-01-368-5773
NSN 7035-01-026-0117
NSN 5960-00-413-8129
NSN 6620-01-116-3983
NSN 5996-01-275-2833
NSN 6320-01-086-2602
NSN 6685-01-009-2890
NSN 6145-01-239-2092
NSN 7035-01-191-2822
NSN 5925-01-500-1352
NSN 5935-01-354-4759
NSN 5985-01-257-7362