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 5915-00-107-4298
NSN 5945-01-170-3467
NSN 6620-01-499-7024
NSN 5915-01-145-5340
NSN 5835-01-218-5560
NSN 5935-01-255-4826
NSN 5975-01-068-4125
NSN 5925-01-143-3086
NSN 6320-01-527-0211
NSN 5910-00-997-9510
NSN 5925-01-184-6912
NSN 6650-00-816-6525