TB 9-5120-202-35
Figure 13. Torque screwdriver (direct reading, typical).
EQUIPMENT REQUIREMENTS
4. Equipment
Required. Table 3
identifies the
specific equipment to be
used in this
calibration procedure. This equipment is issued with Secondary Transfer Calibration
Standards Set AN/GSM-287; AN/GSM-421; or AN/GSM-705. Alternate items may be used
by the calibrating activity. The items selected must be verified to perform satisfactorily
prior to use and must bear evidence of current calibration. The equipment must meet or
exceed the minimum use specifications listed in table 3. The accuracies listed in table 3
provide a four-to-one ratio between the standard and TI.
5. Accessories Required. The
accessories required for this
calibration are common
usage accessories, issued as indicated in paragraph 4 above, and are not listed in this
Table 3. Minimum Specifications of Equipment Required
Minimum use
Manufacturer and model
Common name
specifications
(part number)
Range: 0.1-3.06 mv/v
HBM, Model MGCplus (13589298)
FORCE/TORQUE
INDICATOR
Accuracy: 0.03% indication
TORQUE CELL NO. 1
Range: 0 to 60 in-lb
Lebow Associates, Model 2133-124-5
(MIS-26485, Type 1, CL1)
from 20% FS to FS
0.5% of 20% FS
below 20% FS
TORQUE CELL NO. 2
Range: 0 to 20 ft-lb
Lebow Associates, Model 2133-124-
20 (MIS-26485, Type 1, CL2)
from 20% FS to FS
0.5% of 20% FS
below 20% FS