The M119A3 howitzer’s trunnion bolt, NSN 5305-01-567-9244, can suffer catastrophic failure when installed. In every instance of failure, the damage has the same noticeable characteristics: Either the socket head cap screw shears in a clean break near the end of the screw shank, or the head separates from the shank where the two pieces join.
Either a clean break near the end of the screw shank...
...or the head separates from the shank where the two pieces join.
If you have any of these damaged trunnion bolts in your inventory, submit a Product Quality Deficiency Report (PQDR) to the Defense Logistics Agency (DLA). Include the contract number W52H09-11-P-0028 on the PQDR and state that the items are being returned due to an alert notification.
Questions? Email the quality assurance specialist, Paul Horger, at: