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 6620-00-223-2500
NSN 5935-00-450-2998
NSN 5835-01-307-8954
NSN 6240-00-569-5854
NSN 6135-01-077-5705
NSN 6650-00-758-3443
NSN 5835-00-245-9453
NSN 6145-01-569-4761
NSN 6145-01-171-8160
NSN 7035-01-621-9471
NSN 5965-01-014-3456
NSN 5905-01-231-9626