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 5935-00-086-1586
NSN 5990-00-202-5127
NSN 5930-00-906-1119
NSN 6150-00-539-9812
NSN 4140-00-196-7139
NSN 6135-01-026-9960
NSN 5915-01-032-1846
NSN 4140-01-400-3610
NSN 5990-01-408-6554
NSN 5935-00-756-9710
NSN 6610-01-052-0803
NSN 6135-00-050-0916