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 2925-00-710-6161
NSN 2925-01-027-1293
NSN 5895-01-568-1872
NSN 5855-00-132-4898
NSN
NSN 5985-00-269-3192
NSN 5910-01-086-6537
NSN 6135-00-643-3561
NSN 5975-01-649-8168
NSN 5975-00-270-6759
NSN 5935-01-458-7949
NSN 6240-01-050-8306