TM 1-1520-238-23
5-14
5.2.
MAIN ROTOR BLADE REPAIR CRITERIA continued
M04-2118-1
NOTES:
1.
DAMAGE EXCEEDING THESE LIMITS IS REPAIRABLE AT DEPOT ONLY.
2.
ALL DIMENSIONS ARE IN INCHES.
3.
LIMITS APPLY TO BOTH UPPER AND LOWER SURFACES.
4.
INSPECTION WITH MAGNIFIER REQUIRED.
5.
REPAIRS APPLY TO BOTH UPPER AND LOWER SURFACES.
6.
THIS TABLE SHALL ALSO APPLY AS LIMITS FOR CORROSION OF THE ROOT FITTING.
AREA
MAXIMUM DEPTH
WITHOUT REPAIR
REPAIR PARAGRAPH
TABLE 5-1. SCRATCHES, NICKS, AND GOUGES.
1
NO. 3 & 4 SPARS
MAXIMUM
REPAIRABLE DEPTH
.002
.002
.002
.002
NONE
NONE
NONE
.010
.008
.005
.005
.025
.003
.003
5.6
5.6
5.6
5.6
5.6
5.6
5.6
NO. 1 SPAR
NO. 2 SPAR
TIP CAP
DOUBLERS
ROOT FITTING
METALLIC
TRAILING EDGE
GLASS SKINS
SEE TABLE 4
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