Gradall 544B Parts Manual User Manual
Page 25
BOOMS
4th Boom Section
Starting Serial No. 0155299S
Original Issue 3-90
3-4
Item
Part No.
Qty.
Description Of Part
1
9104-6020
1
FOURTH BOOM SECTION
WELDMENT (includes item 2)
2
9103-1136
2
BUSHING
3
9104-6008
1
SWITCH ACTUATOR
4
8856-1004
2
FLAT WASHER, 3/8
5
8855-1011
2
LOCK WASHER, 3/8
6
8850-1035
2
HEX HD CAPSCREW, 3/8-16X1, GR5
7
9104-3177
2
BEARING PAD
8
9104-1278
2
SPACER
9
9104-1276
4
SHIM
10
9104-1277
2
SPACER
11
1238-1025
10
HARDENED WASHER
12
8820-1563
2
HEX HD CAPSCREW, 1/2-20X7/8,
GR5 (lubricate and torque to 68-78 ft.
lbs.)
13
8824-1029
4
SOCKET FLAT HD CAPSCREW 1/4-
20X1/2
14
9104-3099
2
BEARING PAD
15
9104-6006
1
SUPPORT WELDMENT
16
8820-1065
2
HEX HD CAPSCREW, 1/2-13X1-1/4,
GR5
Item
Part No.
Qty.
Description Of Part
17
8855-1013
2
LOCK WASHER, 1/2
18
9104-3164
2
BEARING PAD
19
9104-1007
2
SPACER
20
9104-1265
2
SPACER
21
8820-1565
6
HEX HD CAPSCREW, 1/2-20X1-1/4,
GR5 (lubricate and torque to 68-78 ft.
lbs.)
22
8820-1562
2
HEX HD CAPSCREW, 1/2-20X3/4,
GR5 (lubricate and torque to 68-78 ft.
lbs.)
23
8820-1538
4
HEX HD CAPSCREW, 3/8-24X2, GR5
(lubricate and torque 30-35 ft. lbs.)
24
1200-1234
4
HARDENED WASHER
25
9104-1134
2
BEARING BLOCK
26
9104-1005
2
SPACER
27
9104-1004
6
SHIM
28
9104-1264
2
SPACER
29
9104-3059
2
BEARING PAD