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 5996-01-545-6579
NSN 6240-00-643-4532
NSN 5990-01-094-7740
NSN 6620-00-553-8854
NSN 5910-01-016-4202
NSN 6620-00-671-4539
NSN 6130-00-309-0852
NSN 5990-01-571-7468
NSN 5835-00-794-7500
NSN 5855-01-236-9645
NSN 6650-01-461-4170
NSN 5930-01-209-9548