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 6110-00-712-2981
NSN 7035-01-268-0933
NSN 5930-00-275-3129
NSN 6145-00-911-9245
NSN 5915-00-102-6809
NSN 5895-01-006-0168
NSN 5996-01-231-2062
NSN 5998-01-161-3909
NSN 2925-01-496-1068
NSN 6240-00-421-0176
NSN 5915-01-494-4195
NSN 5915-00-959-5454