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 5935-00-003-6632
NSN 5998-00-879-6811
NSN 5925-01-061-9171
NSN 6220-01-634-0660
NSN 6130-01-428-7310
NSN 5905-01-019-5481
NSN 4140-01-560-2099
NSN 6105-01-510-5312
NSN 6320-00-857-4073
NSN 5996-00-843-6893
NSN 5965-01-264-1738
NSN 5975-01-526-2932