Lull 944E-42 Parts Manual User Manual
Page 437

SECTION 9 - HYDRAULIC COMPONENTS
8990462
644E-42,944E-42
437
FIGURE 9-3. EXTEND/RETRACT CYLINDER (944E SN 18554 through 20123, SN 0160002514 through
0160005729)
ITEM
PART NUMBER
QTY
DESCRIPTION
REV
2716897
NLA
EXTEND CYLINDER, (no longer available, use Kit K2 for
replacement)
1
N.S.S.
1
WELDMENT TUBE
2
7026630
1
ROD WELDMENT
3
8036638
1
ROD SPACER
4
8036639
1
HEAD GLAND, (torque to 300-400 lb-ft)
5
8036233
1
PISTON, (torque to 330-390 lb-ft)
6
8035315
1
SET SCREW, 5/16-18 X.63, (LOCTITE 243 and torque to 330-390
lb-in)
7
Kit K1
1
WIPER SEAL
8
Kit K1
2
PECISION WEARBAND
9
Kit K1
1
U-CUP, BS
10
Kit K1
1
O-RING
11
Kit K1
1
TFE BUFFER SEAL
12
Kit K1
1
O-RING
13
Kit K1
1
BACK-UP RING
14
Kit K1
2
PECISION WEARBAND
15
Kit K1
1
RECT SECTION SEAL, TFE PISTON
16
Kit K1
1
SQUARE RING
17
Kit K1
1
O-RING
18
Kit K1
2
DYNAMIC BACK-UP RING
19
Kit K1
2
LOCKING INSERT
20
8036590
1
COUNTERBALANCE VALVE, 4000 PSI, (275 bar), (torque to 45-
50 lb-ft)
20
8205656
1
SEAL KIT
21
8036229
1
PO CHECK VALVE, (torque to 45-50 lb-ft)
21
8205656
1
SEAL KIT
22
8303785
2
HEX HD CAPSCREW, M2X45, GR8.8
23
8307220
2
PLAIN WASHER, M12
24
7300509
1
EXTEND CYLINDER PAD MOUNT BRACKET
25
8303784
4
HEX HD CAPSCREW, M10X20, GR8.8
26
8307221
4
PLAIN WASHER, M10
27
8310625
4
HEX LOCKNUT, M12-1.75
28
7300032
2
WEAR PAD
29
8526011
AR
LOCTITE 271, (apply to item 5)
30
8526007
AR
LOCTITE 242, (apply to item 25)
K1
8036328
1
SEAL KIT, (includes items 7 thru 19)
K2
8024062
1
EXTEND CYLINDER SERVICE KIT, (includes Extend Cylinder
2717243 and Rear Boom Cover 7302065)