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 5905-01-050-8992
NSN 5996-01-088-7074
NSN 6240-01-237-1481
NSN 5998-01-468-0741
NSN 6145-00-336-1986
NSN 5998-01-519-8943
NSN 5990-01-655-1437
NSN 6135-00-477-8847
NSN 6645-01-495-0939
NSN 5915-01-059-6755
NSN 5925-01-346-1795
NSN 6610-00-421-9853