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 5935-01-308-5432
NSN 5935-01-318-8062
NSN 6145-00-269-4271
NSN 5920-00-455-9743
NSN 6145-00-228-0742
NSN 2925-01-459-8093
NSN 5960-01-456-1735
NSN 5950-01-487-6362
NSN 5905-01-411-4483
NSN 6645-00-998-7820
NSN 5855-01-557-9470
NSN 5910-01-538-6017