Outside diameter is 0.500 in.
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 5990-01-482-5950
NSN 5999-01-464-3667
NSN 5910-00-847-0029
NSN 5915-01-572-3811
NSN 5915-01-621-8194
NSN 5975-01-102-6982
NSN 5999-00-364-0769
NSN 4140-01-266-9019
NSN 5925-00-321-8040
NSN 5999-00-227-3931
NSN 6620-00-155-2608
NSN 6320-00-070-4544