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 6240-01-371-3020
NSN 6130-01-245-9226
NSN 6110-00-877-2940
NSN 5945-01-435-3866
NSN 5905-01-187-1888
NSN 5996-01-452-1868
NSN 5990-01-461-8969
NSN 5999-01-408-1912
NSN 5985-00-991-3546
NSN 6320-01-550-3420
NSN 5990-01-512-9129
NSN 5855-00-951-6483