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 6220-00-057-2236
NSN 6650-01-616-5251
NSN 6150-01-158-0030
NSN 5855-01-553-3368
NSN 6620-00-632-3631
NSN 5935-01-446-5817
NSN 6145-01-447-4860
NSN 6685-01-457-4511
NSN 5895-01-023-0522
NSN 5915-01-480-7936
NSN 6105-01-096-7544
NSN 6685-01-485-2314