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 5915-00-514-2098
NSN 6145-01-398-3125
NSN 6685-01-239-2346
NSN 5945-01-382-6190
NSN 6130-01-274-8491
NSN 5855-01-600-4130
NSN 5855-00-930-9478
NSN 6130-00-478-6429
NSN 6105-01-650-8083
NSN 5855-00-763-2155
NSN 6105-01-077-4927
NSN 5925-00-228-1702