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 5975-01-176-6875
NSN 6130-00-497-4168
NSN 6145-01-337-9483
NSN 5990-00-825-0273
NSN 5975-01-414-7080
NSN 5925-00-958-6828
NSN 6620-01-468-9288
NSN 6650-01-131-2570
NSN 6135-00-027-3914
NSN 6685-01-495-1265
NSN 5935-00-839-3329
NSN 6685-01-544-2673