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 5915-00-862-3151
NSN 4140-01-479-4257
NSN 6105-01-528-4733
NSN 4140-01-305-2112
NSN 6685-01-289-2988
NSN 4140-01-529-6811
NSN 6105-01-182-5995
NSN 5835-00-554-0399
NSN 5999-01-434-6877
NSN 6135-01-383-1910
NSN 5920-00-152-4003
NSN 7035-01-260-0804