Failure to reinstall the same weights on the same blade from which they were removed
will result in an out-of-balance condition of the main rotor hub. Keep the weights
together, tag and identify weights according to the blade serial number from which they
10. Supply/Parts and Disposition.
a. Parts Required. Items cited in paragraph 7 of this TB are required to replace unserviceable items.
b. Requisitioning Instructions. Contact the Logistical POC for a one-time free issue of the required shouldered stud
Bulk and Consumable Materials. N/A.
d. Disposition. Dispose of removed parts/components in accordance with normal supply procedures. A QDR is not
e. Disposition of Hazardous Material. N/A.
11. Special Tools, Jigs and Fixtures Required. N/A.
a. Category of Maintenance. AVUM, Aircraft downtime will be charged to AVUM.
b. Estimated Time Required.
(1) Total of one-half (1/2) man-hours using one (1) person per blade.
(2) Total of two (2) hours downtime per aircraft.
Estimated Cost Impact of Stock Fund Items to the Field.
Quantity Cost Ea.
Nut, Self locking
(8) $ .80
Total cost per aircraft: 2.96
d. TBs/MWOs 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.
a. TM 1-1520-238-23 series, Aviation Unit and Intermediate Maintenance Manual, AH-64A Helicopter, dated 16
b. TM 1 -1500-204-23 series, General Aircraft Maintenance Manuals.