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Single Reduction
Worm Gear Reducers
Double Reduction
Worm - Worm Gear Reducers
Double Reduction
Helical - Worm Gear Reducers
WASHGUARD
®
Reducers
and GEAR+MOTOR™
Ratio Multipliers
Accessories and
Additional Capabilities
174
NH Series
Dimensions
Styles: DFHMQ, DFHM, DFH
Style DFHMQ
Style DFHM
Style DFH
BJ
I
N
R
V
LQ1
LQ
T
MAX.
BORE
H(4) HOLES
ON X B.C.
W
Y
D2
CD
BE1
BE
RQ
V DIA.
D1
CE
A
AE
C
AJ
AK DIA.
BD DIA.
BF(4)
EQ.SPCD.
BORE
DIA.
(2) HOLES
3/8-16
PRIMARY STAGE
GEAR REDUCER
SECONDARY STAGE
GEAR REDUCER
(3)SETSCREWS
120°APART
TYP. ONE
END
I
BC
C1
D1
CE
R
V
N
L
M
CD
D2
T
MAX
BORE
Y
BJ
U
SQ.
INPUT
KEY
V DIA.
A
W
H(4) HOLES
ON X B.C.
FC
PRIMARY STAGE
GEAR REDUCER
SECONDARY STAGE
GEAR REDUCER
(3)SETSCREWS
120°APART
TYP. ONE
END
BC
I
R
LM
L1
L
D2
CD
W
H(4) HOLES
ON X DIA. B.C.
Y
AE
A
V DIA.
C
BE
BE1
CE
D1
SQ.
INPUT
KEY
AJ
AK DIA.
BD DIA.
BF(4)
EQ.
SPCD.
V
PRIMARY STAGE
GEAR REDUCER
SECONDARY STAGE
GEAR REDUCER
(3)SETSCREWS
120°APART
TYP. ONE
END
ASSEMBLIES
ASSEMBLIES
ASSEMBLIES
REVERSE ALL ARROWS FOR OPPOSITE INPUT SHAFT ROTATION.
CONTACT FACTORY FOR OTHER MOUNTINGS OR ASSEMBLY
POSITIONS.
1
2
3
4
5
6
HR
HL
1
2
3
4
5
6
HR
HL
1
2
3
4
5
6
HR
HL