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 6240-01-008-9688
NSN 6620-00-299-2530
NSN 6220-01-401-5337
NSN 6145-01-503-6654
NSN 5975-01-426-8968
NSN 2925-00-163-9016
NSN 6650-01-151-4217
NSN 6145-01-265-0522
NSN 5915-00-715-9423
NSN 6150-01-191-5846
NSN 5930-01-321-5309
NSN 6685-01-090-4392