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 5910-01-564-9266
NSN 5975-01-601-3324
NSN 6650-01-399-3628
NSN 5910-01-547-6581
NSN 6135-01-069-2482
NSN 5975-01-510-9722
NSN 5910-01-032-5525
NSN 6220-01-206-4410
NSN 6220-01-274-7788
NSN 5990-00-107-0835
NSN 6685-01-462-7060
NSN 6105-00-494-9703