TM 9-2320-387-24-2
APPENDIX
E (Cont’d)
E-4. CONVERSION FORMULA
Corrected dial or scale readings are determined by the use of the following formula:
Corrected
Required
reading
=
torque value
+
Length of torque wrench + Length of adapter
Length of torque wrench
NOTE
The length of the torque wrench is
measured from the center of the handle
to the center of the drive. The length of the
adapter is measured from the center of the
drive to the center of the wrench.
I
Example:
LENGTH
OF
TORQUE WRENCH
I
ADAPTER
.
.
3 IN. (7.6 CM)
In this example, the torque wrench measures 22 in. (55.9 cm) and the adapter is 3 in. (7.6 cm). The required
torque is 19 lb-R (25.8 Nom)
Corrected
reading
Corrected
reading
Corrected
reading
Corrected
reading
19 lb-R (25.8 Nom) f
=
19 lb-R (25.8 N-m) +
=
19 lb-R (25.8 N-m) +
=
17 lb-R (23.1 Nom)
=
22 in. + 3 in. (55.9 cm + 7.6 cm)
22 in. (55.9 cm)
25 in. (63.5 cm)
22 in. (55.9 cm)
1.14
E-S/(E-6
blank)
