Information on U.S. Army helicopter AH-1G tail number 67-15620
The Army purchased this helicopter 0568
Total flight hours at this point: 00000617
Date: 03/28/69
Unit: B/7/17 CAV
This was a Combat incident. This helicopter was REPAIRED IN THEATER
This was an Unknown mission
While in Target Area this helicopter was Attacking at 0100 feet and UNK knots.
South Vietnam
Helicopter took 3 hits from:
Small Arms/Automatic Weapons; Gun launched non-explosive ballistic projectiles less than 20 mm in size. (7.62MM)
The helicopter was hit in the Top
Systems damaged were: STRUCTURE
The helicopter Continued Flight.
The aircraft continued and accomplished all mission objectives.
Original source(s) and document(s) from which the
incident was created or updated:
Survivability/Vulnerability Information Analysis
Center Helicopter database. Also: LNOF, 90167,
JSIDR (Lindenmuth Old Format Data Base. Joint
Services Incident Damage Report. )
Information on U.S. Army helicopter AH-1G tail number 67-15620
The Army purchased this helicopter 0568
Total flight hours at this point: 00000619
Date: 04/01/69
Accident case number: 690401261
Unit: B/7/17 CAV
The station for this helicopter was An Khe in
Number killed in accident = 0 . . Injured = 0 . . Passengers = 0
costing 117564
Source(s) from which the incident was created or updated: Army Aviation Safety Center database.
Crew Members:
AC W1 BRYDGES GR
P W1 PILLION RT
Accident Summary:
ON 1 APRIL 1969, ^WO1 GARY R. BRYDGES^, WAS THE AIRCRAFT COMMANDER OF AN AH-1G HELICOPTER, ^67-15620^. THE CO-PILOT, ^WO1 ROBERT T. PILLION^, WAS NOT QUALIFIED IN THE AH-1G HELICOPTER. DURING THE PREFLIGHT NO MECHANICAL DEFICIENCIES WERE NOTED ON THE AIRCRAFT. AT 0730, ^WO1 BRYDGES^ TOOK OFF FROM PHAN THIET ENROUTE TO PHAN RANG TO REFUEL AND THEN PROCEED TO THE AREA OF OPERATIONS. WHILE IN THE AREA OF OPERATION, ^WO1 BRYDGES^ FLEW THE HELICOPTER IN A LEFT ORBIT OF 60-80 KNOTS. AFTER APPROXIMATELY ONE HOUR THE AIRCRAFT COMMANDER BEGAN RECEIVING EXTREME FORE AND AFT FEEDBACK THROUGH THE CYCLIC CONTROL DURING LEVEL FLIGHT. THE FEEDBACK WAS INTENSE ENOUGH TO REQUIRE THE AIRCRAFT COMMANDER TO USE BOTH HANDS WHILE ATTEMPTING TO CONTROL THE CYCLIC. THE CO-PILOT WAS ORDERED TO CONTROL THE COLLECTIVE. THERE WERE NO CAUTION LIGHTS OR ABNORMAL INDICATIONS ON THE AIRCRAFT'S INSTRUMENT PANEL. THE NOSE OF THE AIRCRAFT BEGAN TO PITCH UP AND THE AIRSPEED BEGAN TO DECREASE. DESCENT WAS ESTABLISHED WITH A NORMAL APPROACH ANGLE. AS AIRSPEED DECREASED, CYCLIC FEEDBACK INCREASED. POWER WAS INCREASED TO SLOW THE DESCENT AND THE AIRCRAFT TERMINATED DESCENT AT APPROXIMATELY TEN (10) FEET OF ALTITUDE. THE GROUND CUSHION WAS LOST DUE TO CYCLIC MOVEMENT AND THE AIRCRAFT BEGAN TO SETTLE TO THE GROUND. AS THE AIRCRAFT IMPACTED, THE MAIN ROTOR BLADES FLEXED DOWN INTO THE 42 DEGREE BOX AREA WHICH CAUSED THE TAIL ROTOR DRIVE SHAFT, WHICH CONNECTS THE GEARBOXES TOGETHER AND THE 90 DEGREE GEARBOX TO SEPARATE FROM THE AIRCRAFT. THIS RESULTED IN DAMAGE TO THE SKIDS, TAIL BOOM, SINK ELEVATORS, ENGINE, TRANSMISSIONS, TAIL ROTOR DRIVE SHAFT, 42 DEGREE GEARBOX, 90 DEGREE GEARBOX, TAIL ROTOR BLADES AND MAIN ROTOR BLADES. THE HELICOPTER WAS SLUNG LOAD TO THE B TROOP MAINTENANCE AREA. INSPECTION REVEALED THAT MECHANICAL FAILURE OF THE NUT ASSEMBLY, HYDRAULIC, PART #209-076-021-3, WAS FORCED OUT OF THE BEARING HOUSING, FSN 1680-872-1144. THIS CAUSED THE CYLINDER ASSEMBLY TO MOVE UP, FORCING THE CYCLIC INTO THE AFT POSITION. THE BUSHING SET WOULD NOT SEAT ITSELF BACK INTO THE BEARING HOUSING, KEEPING THE CYLINDER ASSEMBLY FULLY EXTENDED IN THE AFT POSITION.\\
Information on U.S. Army helicopter AH-1G tail number 67-15620
The Army purchased this helicopter 0568
Total flight hours at this point: 00000645
Date: 09/28/69
Accident case number: 690928061
Unit: B/4/77 ARA 101 ABN
The station for this helicopter was Camp Eagle in
Number killed in accident = 0 . . Injured = 0 . . Passengers = 0
costing 12000
Source(s) from which the incident was created or updated: Army Aviation Safety Center database.
Crew Members:
P W2 JONES C
Accident Summary:
ON SHORT FINAL 90 DEG GEAR BOX SEPARATED FR T/B LOUD SOUND WASHEARD & ACFT YAWED RT PLT REDUCED COLL PITCH & ACFT STRAIGHT MOMENTARILY & THEN SPUN RT AC ROLLED OFF THROTTLE & ACFT TURN 90 DEG RT WITH NOSE LOW ATTITUDE AC APPLIED AFT RT CYCLE TO LEVEL ACFT & COLL PITCH TO PREVENT STRIKING GND ACFT TURNED APPROX 700 DEG AFTER IT HIT GND NOSE LOW ICDT DAM TO ACFT \
Information on U.S. Army helicopter AH-1G tail number 67-15620
The Army purchased this helicopter 0568
Total flight hours at this point: 00001054
Date: 04/23/70
Unit: B/4/77 ARA 101 ABN
This was a Combat incident. This helicopter was REPAIRED IN THEATER
for Close Air Support
While On Target this helicopter was Attacking at 1500 feet and 090 knots.
South Vietnam
Helicopter took 3 hits from:
Small Arms/Automatic Weapons; Gun launched non-explosive ballistic projectiles less than 20 mm in size. (7.62MM)
The helicopter was hit in the Bottom
Systems damaged were: STRUCTURE
The helicopter Continued Flight.
The aircraft continued and accomplished all mission objectives.
Original source(s) and document(s) from which the incident was created or updated: Survivability/Vulnerability Information Analysis Center Helicopter database. Also: JSIDR (Joint Services Incident Damage Report. )
Information on U.S. Army helicopter AH-1G tail number 67-15620
The Army purchased this helicopter 0568
Total flight hours at this point: 00001054
Date: 05/04/70
Incident number: 700504352ACD Accident case number: 700504352 Total loss or fatality Accident
Unit: B/4/77 ARA 101 ABN
The station for this helicopter was Camp Eagle in South Vietnam
UTM grid coordinates: YD474108
Number killed in accident = 2 . . Injured = 0 . . Passengers = 0
costing 0
Original source(s) and document(s) from which the incident was created or updated: Defense Intelligence Agency Helicopter Loss database. Army Aviation Safety Center database. Also: OPERA (Operations Report. )
Loss to Inventory
Crew Members:
P WO1 BONNEAU DEAN LOUIS KIA
P CPT WINFREY DOUGLAS NELSON KIA
This record was last updated on 05/25/98
The following is crew member information for this incident:
The following is Goldbook
information on US Army helicopter AH-1G tail number 67-15620
It is provided here as an ESTIMATE of the history of this helicopter
and is not intended to be the final authority.
This helicopter was purchased by the US Army in 0568.
Please provide any additional information on this helicopter to the VHPA.
DATE FLT HRS UIC UNIT AREA POST COUNTRY 6805 0 0 W0Y6AA INTRANSIT IN TRANSIT AVCOMCTR 6806 0 0 W0MHAA DIR SUP / TRAN IN TRANSIT SHARPE AD AVCOM 6807 4 4 WAZNT0 HQ 7 SQ 17 CAV VIETNAM RVN 6808 73 77 WAZNB0 BTRP 7SQ 17CAV VIETNAM RVN 6809 49 126 WAZNB0 BTRP 7SQ 17CAV VIETNAM RVN 6810 63 189 WAZNB0 BTRP 7SQ 17CAV VIETNAM RVN 6811 40 229 WAZNB0 BTRP 7SQ 17CAV VIETNAM RVN 6812 127 356 WAZNB0 BTRP 7SQ 17CAV VIETNAM RVN 6901 111 467 WAZNB0 BTRP 7SQ 17CAV VIETNAM RVN 6902 86 553 WAZNB0 BTRP 7SQ 17CAV VIETNAM RVN 6903 64 617 WAZNB0 BTRP 7SQ 17CAV VIETNAM RVN 6904 2 619 WC5DAA 605 TRANS CO DS VIETNAM RVN 6905 0 619 WC5DAA 605 TRANS CO DS VIETNAM RVN 6906 0 619 WC5DAA 605 TRANS CO DS VIETNAM RVN 6907 0 619 WC5DAA 605 TRANS CO DS VIETNAM RVN 6908 4 623 WFJ8B0 B 4-77ATY 101AC VIETNAM RVN 6909 22 645 WFJ8B0 B 4-77ATY 101AC VIETNAM RVN 6910 1 646 WFJ8B0 B 4-77ATY 101AC VIETNAM RVN 6911 35 681 WFJ8B0 B 4-77ATY 101AC VIETNAM RVN 6912 42 723 WFJ8B0 B 4-77ATY 101AC VIETNAM RVN 7001 77 800 WFJ8B0 B 4-77ATY 101AC VIETNAM RVN 7002 77 877 WFJ8B0 B 4-77ATY 101AC VIETNAM RVN 7003 60 937 WFJ8B0 B 4-77ATY 101AC VIETNAM RVN 7004 117 1054 WFJ8B0 B 4-77ATY 101AC VIETNAM RVN
Please send additions or corrections to:
Gary Roush
43 Overbrook Road
Painted Post, NY 14870
Printed from databases on: 02/21/99
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