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 6130-00-906-9917
NSN 6135-01-196-7399
NSN 5985-01-134-3161
NSN 5996-01-464-1209
NSN 5925-00-219-2908
NSN 6145-01-159-4031
NSN 5998-01-503-8017
NSN 6685-00-124-8617
NSN 5910-01-426-4668
NSN 5930-01-492-6007
NSN 5998-00-293-6286
NSN 6650-01-337-5309