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 5915-01-127-6677
NSN 5985-00-292-9206
NSN 6110-01-067-3741
NSN 6130-01-192-5522
NSN 6620-00-456-9539
NSN 5996-01-198-7707
NSN 6145-01-618-2500
NSN 6130-01-297-5489
NSN 5996-00-926-0224
NSN 6135-00-078-9931
NSN 6240-01-255-5080
NSN 6220-01-360-2532