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 6650-00-299-9681
NSN 5998-00-941-3705
NSN 6645-01-414-6125
NSN 5895-00-539-8322
NSN 5985-00-199-8997
NSN 5960-01-126-5767
NSN 6620-01-116-3983
NSN 5835-01-531-0379
NSN 5905-00-186-1510
NSN 4140-00-601-8921
NSN 6145-00-840-6685
NSN 5925-01-122-7215