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 5999-01-527-9953
NSN 5895-00-407-1341
NSN 5925-01-372-9001
NSN 4140-01-246-0299
NSN 6240-01-485-6398
NSN 4140-01-536-9823
NSN 2925-01-344-0281
NSN 5998-00-128-7745
NSN 5910-01-315-1417
NSN 5960-01-331-1076
NSN 5998-00-383-6191
NSN 5990-00-057-6348