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 5998-01-050-2030
NSN 5960-00-059-3082
NSN 6110-00-177-6233
NSN 6130-00-835-1482
NSN 5950-00-276-8584
NSN 5925-01-551-9134
NSN 6105-01-029-3764
NSN 7035-01-217-7474
NSN 6650-01-029-7409
NSN 5950-00-820-9891
NSN 6150-00-901-7264
NSN 5920-01-435-6052