Ref data; illustrated p/l 522400, 6111-5, ref 1163
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 6620-01-189-8153
NSN 4140-01-577-0245
NSN 6135-01-128-5358
NSN 6240-01-584-4297
NSN 5960-01-346-1201
NSN 6610-01-330-4903
NSN 5895-00-152-0104
NSN 6105-01-422-8139
NSN 5915-01-649-9834
NSN 6135-01-546-4588
NSN 5990-01-246-2488
NSN 5895-01-096-7478