TM 5-3805-280-24-2
Group 9900
Dealer Fabricated Tools
ST4920 TRACK RECOIL SPRING
DISASSEMBLY AND ASSEMBLY TOOL
99
9900
NOTE: It is recommended that DFT1087 Track Recoil
1
Spring Disassembly and Assembly Guard Tool be
used with track recoil spring disassembly and
assembly tool.
Dimensions given are metric.
Tool is the same as used on other machines except the
holder (C). For each track adjuster use the holder with the
correct size hole for the nut on that track adjuster.
Track Recoil Spring Disassembly and Assembly Tool
(compression tool) is used with hydraulic jack to compress
recoil spring in track adjuster repair.
Material required:
1020 HR Steel for Holder (C), Supporting Plate (E),
Base Plate (F), and Base (G).
"D" Grade (SAE Grade 5) for Eyebolts (D), Nuts (A),
and Cap Screws (H).
"F" Grade (SAE Grade 8) for Studs (B).
Print Numbers:
A--Nut (12 used)
B--Stud (4 used)
A-ST4050 Nut
C--Holder
B-ST4045 Bolt
D--Eyebolt (2 used)
C-ST4035 Holder (Plate)
E--Supporting Plate
C-ST4036 Holder (Plate)
F--Base Plate
C-ST4037 Holder (Plate)
G--Base (4 used)
H--Cap Screw (4 used)
D-ST4047 Eyebolt
I--Lock Washer (8 used)
E-ST4040 Supporting Base
F-ST4042 Base Plate
G-ST4041 Base
H-ST4046 Cap Screw
I-ST4049 Lock Washer
Continued on next page
TX,99,SB548
1908JAN971/4
24-1