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 5985-01-355-4731
NSN 6110-01-424-6322
NSN 5998-01-145-6440
NSN 6220-00-524-6447
NSN 5895-01-468-2831
NSN 6105-01-602-4729
NSN 6650-01-272-9746
NSN 6645-01-153-2090
NSN 5905-01-634-0595
NSN 5945-01-303-6361
NSN 5985-00-472-7848
NSN 5905-01-228-3019