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 6650-01-599-9253
NSN 6645-01-076-4655
NSN 6150-00-891-7922
NSN 6150-01-435-1443
NSN 5990-01-442-3520
NSN 5935-01-604-9212
NSN 5855-01-540-7413
NSN 4140-01-142-3192
NSN 5910-00-735-1293
NSN 5925-01-196-7878
NSN 5905-00-894-2414
NSN 6610-00-116-4020