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 6220-00-527-1177
NSN 7035-00-358-0470
NSN 5930-00-255-4173
NSN 5935-00-233-1453
NSN 5960-00-403-4617
NSN 6610-01-193-2169
NSN 5975-01-076-3656
NSN 2925-01-505-1666
NSN 6105-00-099-8818
NSN 5975-00-234-5182
NSN 5910-01-027-4297
NSN 5960-01-109-0768