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 5945-01-371-2556
NSN 5960-00-951-9551
NSN 5915-00-233-6346
NSN 6130-01-552-4275
NSN 6105-00-027-5500
NSN 6110-00-148-8536
NSN 5915-01-025-1362
NSN 5895-00-039-7257
NSN 4140-00-242-6465
NSN 5930-01-130-1068
NSN 2925-01-547-4565
NSN 5925-01-159-9505