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 6110-01-437-4974
NSN 6130-01-358-2615
NSN 4140-00-938-3307
NSN 5965-01-591-8985
NSN 5960-01-367-0981
NSN 6650-00-704-3549
NSN 5915-01-158-5602
NSN 6135-01-163-0332
NSN 6685-01-441-4170
NSN 5996-01-371-2958
NSN 5905-01-141-4262
NSN 5930-00-146-5148