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 6135-00-120-1034
NSN 6620-00-993-9564
NSN 6130-01-178-5143
NSN 5990-00-738-5603
NSN 6135-01-487-5336
NSN 6320-01-390-5385
NSN 5990-01-138-8981
NSN 6620-00-730-8699
NSN 6105-01-641-3334
NSN 6240-01-602-0625
NSN 6610-00-526-9440
NSN 5910-01-278-3414