retagged with a serviceable tag/label, Material DD Form 1574/1574-1 (yellow color). Indicate compliance with this (TB
1-1520-237-20-189) (TB 1-1 520-250-20-14) in the remarks column. Items identified as having a reduced service life in
accordance with paragraph 9 below will be retagged as serviceable but the additional remark will state that the total life of
the component is reduced to 360 hours. An entry will also be made in the remarks block of the DA Form 2410 that the
total life of the component is reduced to 360 hours.
Task/inspection Suspense Date. Within 10 hours/14 days.
Reporting Compliance Suspense Date
. No later than
29 January 1997 per paragraph 14a
of this TB.
Summary of the Problem.
a. The lateral bellcrank assembly, P/N 70400-08150-045, manufactured by Purdy Machine Company (Cage Code
15152) has recently completed the required engineering testing. The results indicate that the endurance strength is
significantly below that of the original equipment manufactured component and is reduced to a retirement life of 360
hours since new.
c. The purpose of this TB is to remove all 70400-08150-045, (Cage 15152) assemblies which have 360 hours since
End Items to be inspected. All H-60 aircraft lateral bellcrank assemblies P/N 70400-08150-045.
Assembly Components to be Inspected.
NATIONAL STOCK NUMBER
Parts to be Inspected. Lateral bellcrank assembly, PIN 70400-08150-045, manufactured by Purdy Machine
Company, Cage (15152), with 360 hours or more since new.
Inspection Procedures. Check aircraft records and visually inspect the lateral bellcrank assembly, P/N 70400-
08150-045, for manufacturers CAGE Code number 15152. If the CAGE Code 151 52 and serial number in paragraph 9
are not on the lateral bellcrank, the inspection is complete (report per paragraph 14.b). If specific bellcrank is identified
review aircraft time change records (DA Form 2408-16) to determine the time since new on the bellcrank
Correction Procedures. Remove all lateral bellcranks, P/N 70400-08150-045, manufactured by Purdy Machine
Company, CAGEC 15152. S/N 32954-1 through 160, and 0063-695 through 0063-912, with 360 hours or more time
since new within 30 days of the date of this TB. Change block 6J of the aircraft time change DA Form 2408-16 to
indicate a retirement life of 360 hours for all Purdy lateral bellcrank assemblies
S/N 32954-1 through 160 and 00634 through 00912.
Supply/Parts and Disposition.
b. Requisition Procedures. Requisition parts through normal supply channels using normal supply procedures. All
requisitions shall use project code "XC2" per this TB.
Project code "XC2" is required to track and establish a data base of stock fund expenditures
incurred by the field as a result of ASAM/SOF actions.
Bulk and Consumable Materials. N/A.