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 6150-01-173-2971
NSN 5950-01-190-8109
NSN 6110-00-608-0854
NSN 6240-01-365-1337
NSN 6650-01-311-0252
NSN 6220-01-634-0660
NSN 5990-00-195-9460
NSN 6105-01-332-9022
NSN 6110-01-312-1981
NSN 5935-00-054-0675
NSN 6620-01-244-3427
NSN 5945-01-079-4384