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 5945-01-142-3321
NSN 5999-00-190-6955
NSN 6105-00-338-7504
NSN 5930-01-125-5025
NSN 5996-01-408-9796
NSN 5999-01-511-1179
NSN 5945-01-234-0773
NSN 5960-00-244-1642
NSN 6105-01-315-0052
NSN 6110-00-950-6065
NSN 5920-01-023-6818
NSN 5975-01-284-9904