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 4140-00-832-3286
NSN 6650-00-134-5130
NSN 5895-01-200-9541
NSN 6240-00-329-9573
NSN 5930-00-759-6653
NSN 6685-01-065-0530
NSN 6145-01-151-2823
NSN 5950-01-387-7945
NSN 5960-01-544-1273
NSN 5985-01-146-4877
NSN 5920-01-010-2920
NSN 6620-01-116-3983