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NEF45W-NH16JD2XNH16JD2

  1. Tsubakimoto Chain Co.
  3. ECHT-Flex Coupling
  5. NEF Series
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Electro
Company
Tsubakimoto Chain Co.
Description
NEF Series - Spacer Type Couplings
Bill of material
NEF45W-NH16JD2XNH16JD2
MN
Model No.
NEF45W
LSCM
Left Shaft Coupling Method
Key
Clamp
RSCM
Right Shaft Coupling Method
Key
Clamp
DL
Left Bore size : d
 mm
DTL
Tolerance of bore diameter (Left)
H7
F7
G7
JS7
P7
M7
K7
N7
R7
KWL
Tolerance of Keyway (Left)
New JIS Js9
New JIS P9
Old JIS E9
Old JIS F7
PTPL
Position of tapping (Left)
DR
Right Bore size : d
 mm
DTR
Tolerance of bore diameter (Right)
H7
F7
G7
JS7
P7
M7
K7
N7
R7
KWR
Tolerance of Keyway (Right)
New JIS Js9
New JIS P9
Old JIS E9
Old JIS F7
PTPR
Position of tapping (Right)
HUBL
Left Hub Type
Standard Hub
Long Hub
HUBR
Right Hub Type
Standard Hub
Long Hub
AT
Allowable Torque
441{45}
 N*m {kgf*m}
RS
Max. Rotation speed
13000
 r/min
TSD
Torsional Stiffness (Disk Only)
21.6x10^4{2.2x10^4}
 N*m/rad {kgf*m/rad}
ASC
Axial Spring Constant
109{11.1}
 N/mm {kgf/mm}
PCD
Pitch Circle Diameter
96
 mm
A
Total length
144.2
 mm
B1
dim B (Key type, Standard hub, Expanded dia hub)
41.1
 mm
B2
dim B (Key type, Long hub)
60
 mm
B3
dim B (Clamp type, Standard hub, Square hub, Expanded dia hub)
41.1
 mm
B4
dim B (Taper type, Standard hub)
0.0
 mm
C
Width
0.0
 mm
E
Width
11.7
 mm
F
Width
11.5
 mm
H
Boss dia. (Standard Hub)
71
 mm
HL
Boss dia. (Extended-Dia. Hub)
92
 mm
J
Width
62
 mm
K
Outer Diameter
126.0
 mm
DD
Dd
51
 mm
N
58
 mm
NO
69
 mm
G
0
 mm
L
0
 mm
NI
Ni
58
 mm
Q
0.0
 mm
R
0
 mm
S
0
 mm
T
23.0
 mm
TT
4.1
 mm
AM
Angular Misalignment
2 deg
PM
Parallel Misalignment
0.80
 mm
AD
Axial Displacement
+-3.2
 mm
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