JLG 510AJ Parts Manual User Manual
Page 12
1-4
SECTION 1 FRAME
121
1
Axle Weldment Options:
Note: If kingpin holes in the axle measure 1.503in
diameter or larger in any direction, axle weldment must
be replaced.
Note: See Kit Item 250 & additional notes at end of parts
list before ordering parts.
4846660
1
Belgium Built Machines Prior to S/N 1300003223
0280203
1
Belgium Built Machines S/N 1300003223 to Present
0280203
1
Romanian Built Machines S/N E300000100 to
S/N E300001114
121A
0561511
2
Steer Cylinder Mounting Block Assembly
122
4892200
4
Flatwasher 3/4in Hardened (Belgium Built Machines Prior to
S/N 1300003223)
123
2
Lockout Cylinder Assembly Options (See Section 5 for
Breakdown):
123A
1684243
Belgium Built Machines Prior to S/N 1300003223
123B
1684465
Belgium Built Machines S/N 1300003223 to Present &
Romanian Built Machines S/N E300000100 to
S/N E300001114
124
0791506
4
Screw 5/16in-18NC x 3/4in (Belgium Built Machines
S/N 1300000353 to Present)
125
0641814
8
Bolt 1/2in-13NC x 1-3/4in (Belgium Built Machines
S/N 1300003223 to Present)
126
4891800
8
Flatwasher 1/2in Hardened (Belgium Built Machines
S/N 1300003223 to Present & Romanian Built Machines
S/N E300000100 to S/N E300001114)
0272428
Ref.
STEERING INSTALLATION
F
201
0100011
A/R
Compound, Locking
202
A/R
Thrustwasher Options:
0440161
Belgium Built Machines Prior to S/N 1300000441(Top &
Bottom Kingpin Location) (Note: See Kit Item 250 & additional
notes at end of parts list before ordering parts)
4740537
Belgium Built Machines S/N 1300000441 to Present &
Romanian Built Machines S/N E300000100 to S/N E300001114
(.0625)(Top Kingpin Location)
4740538
Belgium Built Machines S/N 1300000441 to Present &
Romanian Built Machines S/N E300000100 to S/N E300001114
(.125)(Top Kingpin Location)
4740539
Belgium Built Machines S/N 1300000441 to Present &
Romanian Built Machines S/N E300000100 to S/N E300001114
(.188)(Top Kingpin Location)
4740540
Belgium Built Machines S/N 1300000441 to Present &
Romanian Built Machines S/N E300000100 to S/N E300001114
(.250)(Top Kingpin Location)
0440271
Belgium Built Machines S/N 1300000441 to Present &
Romanian Built Machines S/N E300000100 to S/N E300001114
(Bottom Kingpin Location)
203
0641606
16
Bolt 3/8in-16NC x 3/4in
204
0641824
4
Bolt 1/2in-13NC x 3in
FIGURE 1-1. AXLE AND STEERING INSTALLATION (CONTINUED)
ITEM #
PART NUMBER
QTY.
DESCRIPTION
REV.