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 6610-01-406-4985
NSN 6620-01-381-5482
NSN 5945-00-830-2809
NSN 5895-00-968-7106
NSN 5996-01-576-6741
NSN 5975-00-221-7175
NSN 6135-01-222-0703
NSN 6320-01-544-6447
NSN 7035-00-300-3208
NSN 5935-01-125-8290
NSN 6610-01-435-2935
NSN 6240-00-959-4952