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 6610-01-211-6182
NSN 6135-01-142-6456
NSN 6130-01-329-6011
NSN 6110-01-272-4742
NSN 5990-00-964-9672
NSN 6110-01-202-8896
NSN 6150-01-089-8949
NSN 6685-01-073-4912
NSN 5925-01-093-9043
NSN 4140-01-381-6816
NSN 5999-01-003-8461
NSN 2925-01-458-5808