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 5996-00-336-3046
NSN 5945-00-395-2572
NSN 5945-01-016-0559
NSN 6135-00-577-3340
NSN
NSN 2925-01-170-1089
NSN 5835-00-373-2671
NSN 5945-01-090-0890
NSN 5895-01-204-0807
NSN 5990-00-458-2983
NSN 5975-01-164-6376
NSN 6135-01-446-8310