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 6240-01-078-1658
NSN 6150-01-630-5639
NSN 6110-01-461-5116
NSN 5945-01-332-5636
NSN 6220-00-043-3322
NSN 5945-01-164-6514
NSN 6320-00-194-4252
NSN 5985-00-227-8115
NSN 5965-00-581-0981
NSN 6650-01-551-4124
NSN 6240-00-137-9540
NSN 6150-00-144-7115