TM 55-1520-240-23-3
4-41
INSPECT CONNECTING LINK (DRAG STRUT) AND ENGINE MOUNT
FITTINGS
(Continued)
4-41
NOTE
Procedure can be used for No. 1 or
No. 2 engine connecting link and
fittings. Link and fittings for No. 1
engine are shown.
1.
Clean link (1) and two washers (2). Use solvent
(E162) and cloth (E135). Wear gloves (E186).
2.
Check surface of link (1) for nicks, scratches, and
gouges. Damage in areas other than bores (3)
is acceptable if it does not exceed 0.040 inch
or 10 percent of material thickness, whichever
is less. If a crack is suspected in the connecting
link, refer to TM 1-1520-253-23.
3.
Inspect bushing (4) for wear. Outside diameter
shall not be less than 0.621 inch.
4.
Measure inside diameter of insert (5) across flats.
Inside diameter shall not exceed 0.641 inch.
5.
Measure two washers (2). Washers shall be
0.015 inch to 0.035 inch thick. Maximum
allowable reduction of thickness at wear spots
is 0.002 inch.
6.
Inspect bushings (6) on lower end of link (1).
Inside diameter shall not exceed 0.5025 inch.
7.
Clean fitting (7) and two bushings (8). Use
solvent (E162) and cloth (E135). Wear gloves
(E186).
8.
Check surface of fitting (7) for nicks, scratches,
and gouges. Damage in areas other than bores
(9) is acceptable if it does not exceed 0.040 inch
or 10 percent of material thickness, whichever
is less.
9.
Inspect two bushings (8) in fitting (7). Inside
diameter shall not exceed 0.5025 inch.
4-215
