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 5960-00-314-0991
NSN 5925-01-416-9204
NSN 5835-01-561-2959
NSN 5985-01-135-2652
NSN 5920-01-633-3751
NSN 5925-00-484-0495
NSN 5945-00-113-7401
NSN 5915-01-504-0587
NSN 6320-01-021-6633
NSN 5975-01-362-9559
NSN 5950-01-023-7692
NSN 5925-01-501-8667