Gradall 544 User Manual
Page 39

BOOMS
1st Boom Section
Starting Serial No. 8655105G
Original Issue 5-86
Revised 3-86
3-1
PCN L-8419
Item
Part No.
Qty.
Description Of Part
1
9104-6017
1
FIRST BOOM SECTION WELDMENT
2
8820-1564
4
HEX HD CAPSCREW, 1/2-20X1, GR5
(lubricate and torque to 68-78 ft. lbs.)
3
1238-1025
24
HARDENED WASHER
4
9104-1277
8
SPACER
5
9104-1276
14
SHIM
6
9104-1278
6
SPACER
7
9104-3180
2
BEARING PAD
8
9104-3177
4
BEARING PAD
9
8820-1069
2
HEX HD CAPSCREW, 1/2-13X2, GR5
10
8855-1013
2
LOCK WASHER, 1/2
11
9104-1009
1
CYLINDER SUPPORT PLATE
12
9104-3164
4
BEARING PAD
13
9104-1265
4
SPACER
14
9104-1006
12
SHIM
15
9104-1007
4
SPACER
Item
Part No.
Qty.
Description Of Part
16
8820-1566
12
HEX HD CAPSCREW, 1/2-20X1-1/2,
GR5 (lubricate and torque to 68-78 ft.
lbs.)
17
8820-1562
8
HEX HD CAPSCREW, 1/2-20X3/4,
GR5 (lubricate and torque to 68-78 ft.
lbs.)
18
Ref
CROWD CYLINDER ASSY (see page
10-2 for details)
19
9002-8935
2
RETAINING RING
20
9020-7352
1
PIN
21
8852-1010
1
HEX LOCKNUT, 5/8-11
22
9103-1369
2
BUSHING
23
9040-3280
1
PIN
24
8348-1644
1
HEX HD CAPSCREW, 5/8-11x5-1/2,
GR8
25
8867-1001
2
LUBE FITTING, STRAIGHT, 1/8