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 4140-00-785-1962
NSN 5935-01-571-7910
NSN 5965-01-460-9743
NSN 5935-01-292-9313
NSN 5905-00-097-9536
NSN 6610-01-388-0563
NSN 7035-00-153-3826
NSN 5905-01-374-3385
NSN 5920-00-941-6109
NSN 5835-01-545-6467
NSN 5975-01-551-2473
NSN 5905-01-215-0760