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.
NSN 6650-01-367-7593
NSN 6620-00-738-7836
NSN 6220-01-169-6478
NSN 5910-01-182-0143
NSN 5975-01-377-6365
NSN 5905-00-542-5785
NSN 5855-00-631-4565
NSN 6650-01-324-0351
NSN 5920-00-155-2173
NSN 6150-01-446-6345
NSN 6240-00-133-7726
NSN 5915-00-943-8530