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 5999-00-953-9586
NSN 5915-00-506-0263
NSN 6685-01-500-1810
NSN 7035-01-017-2702
NSN 6620-01-518-7803
NSN 6145-01-312-2265
NSN 6240-01-352-3642
NSN 6135-00-715-4001
NSN 5930-01-179-1067
NSN 6685-01-252-3854
NSN 5935-00-404-9531
NSN 5985-00-738-6128