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 6145-01-435-3837
NSN 6685-00-906-1643
NSN 5835-01-416-6449
NSN 5985-01-137-2772
NSN 5855-01-221-4076
NSN 6320-00-331-7138
NSN 6105-00-583-9958
NSN 5855-01-418-6303
NSN 5950-01-271-4819
NSN 5996-01-470-1404
NSN 4140-00-523-0410
NSN 5835-01-116-2369