TB 1-1520-237-20-173
b. If the inboard retention plate has a serial number FM00001 through FM00142, remove, replace and hold the
suspect retention plate and complete the reporting requirements in paragraph 14b. See paragraph 10d for disposition of
component.
10. Supply/Parts and Disposition.
a. Parts Required. Item cited in paragraph 7 may be required to replace defective items.
b. Requisitioning Instructions. Requisition replacement parts through normal supply channels using normal supply
procedures. All requisitions shall use project code "XBT" (XRAY-BRAVO-TANGO) per this TB.
NOTE
Project code "XBT" is required to track and establish a data base of stock fund expenditures
incurred by the field as a result of ASAM/SOF actions
c. Bulk and Consumable Materials. N/A
d. Disposition. Complete the reporting requirements in paragraph 14b and hold the component until further notice
from the utility helicopters PMO. After completion of the fatigue testing, each reported case will be informed as to
whether the component is or is not acceptable for service.
e. Disposition of Hazardous Material. N/A
11. Special Tools, Jigs and fixtures Required. N/A
12. Application.
a. Category of Maintenance. AVUM. Aircraft downtime will be charged to AVUM.
b. Estimated Time Required.
(1) Perform Inspection.
(a) Total of .5 man-hour using 1 person.
(b) Total of .5 hour downtime for one end item.
(2) Replace Inboard Retention Plate.
(a) Total of 4 man-hours using 2 persons
(b) Total of 8 hours downtime for one end item.
c. Estimated cost impact of stock fund items to the field.
NOMENCLATURE
PART NUMBER
NSN
COST
T/R RETENTION PLATE
70358-06612-042
06
d. TB/MWO's to be applied prior to or concurrently with this inspection. N/A.
e. Publications which require change as a result of this inspection. N/A.
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