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 5990-01-055-4012
NSN 6135-00-231-7257
NSN 5910-01-103-4339
NSN 5996-01-446-0568
NSN 5915-00-187-8881
NSN 5910-01-147-8802
NSN 6220-01-445-6575
NSN 6220-00-099-9192
NSN 5985-01-388-4389
NSN 5935-00-170-5524
NSN 6685-01-371-6865
NSN 5910-00-915-6418