TB 1-1520-238-20-70
CAUTION
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
were removed.
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
per paragraph 16b.
c.
Bulk and Consumable Materials. N/A.
d. Disposition. Dispose of removed parts/components in accordance with normal supply procedures. A QDR is not
required.
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) Total of one-half (1/2) man-hours using one (1) person per blade.
(2) Total of two (2) hours downtime per aircraft.
c.
Estimated Cost Impact of Stock Fund Items to the Field.
Nomenclature
Part No./NSN
Quantity Cost Ea.
Total $
Stud, Shouldered
7-211412071-3
(8) .12
0.96
Nut, Self locking
HS 262-624
(8) .29
.32
Washer, Flat
MS20002-6
(8) .41
.28
Washer, Flat
HS306-233H
(8) $ .80
.40
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.
13. References.
a. TM 1-1520-238-23 series, Aviation Unit and Intermediate Maintenance Manual, AH-64A Helicopter, dated 16
May 94.
b. TM 1 -1500-204-23 series, General Aircraft Maintenance Manuals.
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