TM 9-2320-366-34-1
D-27. TRANSMISSION LIFTING BRACKET (CONT)
Item
Part Number
Material Description
Size
Qty
1
T12419142-001
Plate, Steel, ASTM A829,
Grade 4130, Hardness
Rockwell C28-32
10.08 in. (256 mm) x 5.50 in. (139.7
mm) x 0.50 in. (12.7 mm) thick
1
Figure D-51. Lower Lift Bracket
a. All dimensions are in inches (millimeters).
b. Fabricate (1) from ASTM A829, Grade 4130, Hardness Rockwell C28-32 steel plate.
c. Tolerance on dimensions shown to two decimal places in Figure D-51. Lower Lift Bracket will be held to 0.01
in. (0.25 mm).
d. Tolerance on dimensions shown to three decimal places in Figure D-51. Lower Lift Bracket are held to 0.005
in. (0.13 mm).
e. Drill 0.50 in. (12.7 mm) diameter hole through 5 places on a 6.417 in. (163 mm) radius equally spaced at 20 apart
as identified in Figure D-51. Lower Lift Bracket.
f. Round piece to 5.50 in. (139.7 mm) radius as shown in Figure D-51. Lower Lift Bracket.
g. Drill 4 slots 0.37 inch (9.4 mm) diameter on 6.417 in. (163 mm) radius as shown in Figure D-51. Lower Lift
Bracket.
h. De-burr and remove all sharp edges.
D-56
