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 5950-01-225-6022
NSN 4140-01-647-0707
NSN 5990-00-985-1334
NSN 4140-01-531-3881
NSN 5905-01-424-3146
NSN 6145-01-462-1764
NSN 6150-00-121-1996
NSN 5905-00-824-0730
NSN 5950-00-436-7864
NSN 6220-00-244-2040
NSN 5925-01-237-8112
NSN 6240-01-174-1907