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 6650-00-190-5158
NSN 6610-00-993-1485
NSN 6110-01-057-5825
NSN 6240-01-064-2980
NSN 5835-01-381-2683
NSN 2925-01-244-3016
NSN 6620-01-239-0574
NSN 4140-01-643-9846
NSN 5945-00-853-3550
NSN 5835-01-263-1293
NSN 5945-01-516-2931
NSN 5905-01-363-9891