No other part numbers with same form, fit, and function found.
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 5990-01-061-5618
NSN 6135-00-767-0331
NSN 4140-00-435-5607
NSN 5965-00-080-2045
NSN 5855-01-492-9795
NSN 5895-01-007-1235
NSN 6610-01-318-6713
NSN 5965-01-575-1242
NSN 6110-00-281-3676
NSN 6320-00-908-6841
NSN 6650-00-283-0978
NSN 6620-01-488-9547