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 5835-00-350-3703
NSN 5975-01-355-3169
NSN 6685-01-220-2283
NSN 5855-01-423-1768
NSN 6610-01-533-2158
NSN 6105-01-505-6630
NSN 5990-01-003-4209
NSN 6150-01-262-1194
NSN 7035-01-319-7066
NSN 5855-00-610-4052
NSN 2925-01-147-6688
NSN 6110-01-182-2911