6
7
A
CTIONJ
A
C
™
MA
CHINE S
CREW J
A
CK
ALL MODELS 1-MSJ THR
OUGH 100-MSJ*
EXPL
ODED VIEW OF A TYPIC
AL AS
SEMBL
Y
V
iews ar
e illustr
ativ
e only
. See pag
e 2 f
or or
der
ing spar
e/r
epair par
ts.
* Models MJ-20 thr
ough MJ-20
0 should not be disassembled.
These units ar
er not serviceable in the field.
KEYED SCREW
DESIGN
R
O
TA
TING SCREW
DESIGN
TRANSLA
TING SCREW
DESIGN
(UPRIGHT A
SSEMBL
Y)
TRANSLA
TING SCREW DESIGN
(UPRIGHT A
SSEMBL
Y)
Hex Soc.
Set Scr
ew
Hex Soc.
Set Scr
ew
Clevis End
Hex Soc.
Set Scr
ew
End Cap
Ke
y (special)
Hex Soc.
Set Scr
ew
C
ove
r
Hex Soc.
Set Scr
ew
Top Plat
e End
Lif
ting Scr
ew
Lif
ting Scr
ews
Thr
ust
Bear
ing
Seal Ring (Rotating Design Only)
Dr
iv
e Sleev
e & Gear
Thr
ust Bear
ing
C
ove
r
Tr
av
el Nut
Shim
Lif
ting Scr
ew
C
ove
r
Roller Bear
ing
Roller Bear
ing
Oil Seal
Shim
End Cap
W
or
m Shaf
t
Lif
ting Scr
ew
C
ove
r
Housing Plug
(Rotating Design Only)
Sealed Bear
ing
(1 MSJ Only)
Housing Col.
Bushing
Lif
ting Scr
ew
Hex Soc.
Set
Scr
ew
Hex Soc.
Set Scr
ew
Gr
ease Fit
ting
Housing
Cap
(1 MSJ Only)
