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 5855-01-073-5508
NSN 2925-01-143-0092
NSN 5915-01-428-9977
NSN 6220-01-143-5761
NSN 5935-00-394-9903
NSN 5965-01-208-1532
NSN 5996-00-067-3326
NSN 5996-00-034-4779
NSN 6620-00-983-4171
NSN 5985-01-377-0099
NSN 5920-01-551-1295
NSN 5925-00-756-5535