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 5985-01-337-5565
NSN 4140-00-505-1684
NSN 5960-00-624-4718
NSN 6240-01-274-4237
NSN 5915-01-484-9097
NSN 5915-00-124-5266
NSN 6620-01-224-1617
NSN 5835-00-665-3395
NSN 5999-01-478-8157
NSN 6685-01-513-4950
NSN 6145-01-228-6267
NSN 6150-00-867-1752