28 April 2009
(U) Report of Faulty .40 Caliber Ammunition
(U) On 15 April 2009, the FBI Training Division advised recently tested .40 service ammunition provided by Olin-Winchester was defective and did not perform to acceptable law enforcement standards of accuracy when tested by the Defensive Systems Unit (DSU) at the Ballistic Research Facility, Quantico, Virginia.
(U) DSU conducted a test of Winchester .40 service ammunition, Winchester Q4355, specifically lot numbers: CC03, CC13, CD10, CD20, CD30, CD40, CD50, CD60, and CD70. Testing of this ammunition demonstrated key holing and yawing at distances of ten yards or greater, and inaccuracy to the point numerous complete misses (off the
UNCLASSIFIED
UNCLASSIFIED
cardboard) occurred at twenty-five yards from pistols fired from a rest. Testing has not indicated any problems with the pistol's cycling or functioning, only with accuracy. The defective ammunition can be identified by a red sealant around the primer, which was applied during manufacturing.
(U) The Little Rock FBI Office encourages the widest distribution to law enforcement agencies within Arkansas for the identification of this faulty ammunition.
Q4355, is an enhanced 180g Ranger Bonded (RA40B) load.
It would seem that they mabye need to keep better watch on their quality control!
(U) Report of Faulty .40 Caliber Ammunition
(U) On 15 April 2009, the FBI Training Division advised recently tested .40 service ammunition provided by Olin-Winchester was defective and did not perform to acceptable law enforcement standards of accuracy when tested by the Defensive Systems Unit (DSU) at the Ballistic Research Facility, Quantico, Virginia.
(U) DSU conducted a test of Winchester .40 service ammunition, Winchester Q4355, specifically lot numbers: CC03, CC13, CD10, CD20, CD30, CD40, CD50, CD60, and CD70. Testing of this ammunition demonstrated key holing and yawing at distances of ten yards or greater, and inaccuracy to the point numerous complete misses (off the
UNCLASSIFIED
UNCLASSIFIED
cardboard) occurred at twenty-five yards from pistols fired from a rest. Testing has not indicated any problems with the pistol's cycling or functioning, only with accuracy. The defective ammunition can be identified by a red sealant around the primer, which was applied during manufacturing.
(U) The Little Rock FBI Office encourages the widest distribution to law enforcement agencies within Arkansas for the identification of this faulty ammunition.
Q4355, is an enhanced 180g Ranger Bonded (RA40B) load.
It would seem that they mabye need to keep better watch on their quality control!