*TB 1-1520-237-20-162
DEPARTMENT OF THE ARMY TECHNICAL BULLETIN
THREE PART INSPECTION PROCEDURE
FOR ALL H-60 (EXCEPT MH-60) AIRCRAFT
TAIL ROTOR GEARBOXES AND
TAIL ROTOR GEARBOX OUTPUT SHAFTS
Headquarters, Department of the Army, Washington, D. C.
31 December 1994
DISTRIBUTION STATEMENT A: Approved for public release; distribution is unlimited.
NOTE
THIS PUBLICATION IS EFFECTIVE UNTIL 31 DECEMBER 1995 UNLESS SOONER RESCINDED
OR SUPERSEDED.
1.
Priority Classification. Routine
a. Aircraft in Use. Upon receipt of this Technical Bulletin (TB) the condition status symbol of the cited aircraft will
be changed to a red horizontal dash "-". The red horizontal dash "-" may be cleared when the inspection of paragraph 8
below is completed. The affected aircraft shall be corrected as soon as practical but no later than the task/inspection
suspense date. Failure to comply with the requirements of this TB within the applicable time frame will cause the status
symbol to be upgraded to a red "X".
b. Aircraft in Depot Maintenance. The affected aircraft shall be inspected as soon as practical but no later than the
task/inspection suspense date. Aircraft will not be issued until compliance with this TB has been completed and tail rotor
gearboxes with suspect shafts are replaced.
c. Aircraft Undergoing Maintenance. The affected aircraft shall be inspected as soon as practical but no later than
the task/inspection suspense date. Aircraft will not be released until compliance with records check of paragraph 8 of this
TB has been completed.
d. Aircraft in Transit.
(1) Surface/Air Shipment. Comply within 10 hours or 14 days of arrival.
(2) Ferry Status. Comply with inspection at final destination.
e. Maintenance Trainers (Category A, B, and C). Comply within 14 days of receipt of this TB or within 14 days of
receipt of superseded message UH-60-95-SOF-01, whichever is received first.
f. Component/Parts in Stock Including War Reserves at All Levels (Depot and Others). Upon receipt of this TB, all
items listed in paragraph 6 and 7 below shall be placed in condition code "J" and retagged with
*This TB supersedes USAATCOM Message 052315Z December 1994 (UH-60-95-SOF-01)
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