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Disc Coupling - Inside Clamp, Misalignment Prevention, Double

Disc Coupling - Inside Clamp, Misalignment Prevention, Double
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Dimensional Drawing

SCIW Double Disc Type

* Some size tapped hole for hex socket head cap screw might go through.
[ ! ] Tolerances are not controlled for the shaft bore diameters of d1 and d2.
[ ! ] Recommended Fit Tolerance of Applicable Shaft Diameter: h6 and h7.
Type[M] Material[S] Surface Treatment
Main BodyDiscHex Socket Head Cap ScrewMain BodyScrew
SCIWAluminum AlloyStainless steelSCM435Clear AnodizeBlack Oxide Film

Specification Table

Part NumberShaft Bore Dia. d1Shaft Bore Dia. d2
SCIW391012

 

Part Numberd1, d2 Selection (However, d1 ≤ d2)
Only the dimensions in ( ) are selectable for Keywayed Bore Type.
Dd3LFAClamp Screw
TypeNo.MTightening Torque
(N⋅m)
Double Disc Type
SCIW
19344.5568              19.68.525.77.83.95.5M20.4
27 44.5568 10            2712.531.694.57M2.61
34   568910111214         3415371059.3M31.5
39    68910111214* 15* 16       3917.545.012610M43.5
44     8910111214151617181920   44.82248136.512.8M43.5
56       10111214151617181920222425562658.616816M57

[ ! ]The dimension of A of * is 10.8.

Part NumberAllowable Torque
(N⋅m)
Allowable Angular Misalignment
(°)
Allowable Lateral Misalignment
(mm)
Static Torsional
Spring Constant
(N·m/rad)
Max. Rotational Speed
(r/min)
Moment of Inertia
(kg⋅m2)
Allowable
Axial Misalignment
(mm)
Compensation Factor
Compensation Factor
Mass
(g)
TypeNo.
SCIW19110.131250100009.6 × 10-7±0.241.517
2720.1920004.11 × 10-6±0.3540
3450.2365001.19 × 10-5±0.4576
3980.27115002.46 × 10-5±0.51122
44120.29140004.54 × 10-5±0.60166
56250.38300001.37 × 10-4±0.76322

[ ! ] Static torsional spring constant, inertia moment, and mass values are for cases of maximum shaft diameter.

Part Number 

  • Incomplete part number.
    Please use left hand selections to complete a part number.
    Incomplete part number.
    Please use left hand selections to complete a part number.
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Part Number
SCIW19-[3,​4,​4.5,​5,​6,​8]-[3,​4,​4.5,​5,​6,​8]
SCIW27-[4,​4.5,​5,​6,​8,​10]-[4,​4.5,​5,​6,​8,​10]
SCIW34-[5,​6,​8,​9,​10,​11,​12,​14]-[5,​6,​8,​9,​10,​11,​12,​14]
SCIW39-[6,​8,​9,​10,​11,​12,​14,​15,​16]-[6,​8,​9,​10,​11,​12,​14,​15,​16]
SCIW44-[8,​9,​10,​11,​12,​14,​15,​16,​17,​18,​19,​20]-[8,​9,​10,​11,​12,​14,​15,​16,​17,​18,​19,​20]
SCIW56-[10,​11,​12,​14,​15,​16,​17,​18,​19,​20,​22,​24,​25]-[10,​11,​12,​14,​15,​16,​17,​18,​19,​20,​22,​24,​25]
Part NumberPriceMinimum Order Qty.Volume DiscountDays to ShipSố ngày giao hàngOuter Dia. A
(Ø)
Overall Length W
(mm)
Allowable Torque Range
(N•m)
Allowable Torque
(N•m)
Allowable Lateral Misalignment
(mm)
Allowable Lateral Misalignment Range
(mm)
Allowable Axial Clearance (±)
(mm)
Moment of Inertia
(kg・m2)

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1 Piece(s) 6 Day(s) or more 19.625.71.01~3.0010.130.02~0.20.249.6×10-7

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1 Piece(s) 6 Day(s) or more 2731.61.01~3.0020.190.02~0.20.354.11×10-6

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1 Piece(s) 6 Day(s) or more 34373.01~5.0050.230.21~0.400.451.19×10-5

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1 Piece(s) 6 Day(s) or more 39455.01~10.0080.270.21~0.400.512.46×10-5

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1 Piece(s) 6 Day(s) or more 44.84810.01~20.00120.290.21~0.400.64.54×10-5

-

1 Piece(s) 6 Day(s) or more 5658.620.01~50.00250.380.21~0.400.761.37×10-4

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  1. 1

Basic InformationThông tin cơ bản

Type Disc Application Standard / For Servo Motors / Stepping Motor Features High Torsional Rigidity / High Torque Type / High Positioning Accuracy Type / High Durability / Zero Backlash / Low Moment of Inertia / Clean Environment
Allowable Misalignment Angular Misalignment / Eccentricity / Axial Misalignment Max. Rotational Speed Range(r/min) 1001~2000 Body Material Aluminum
Allowable Angular Misalignment(deg) 1 Product Category Coupling Main Body Max. Rotational Speed(r/min) 10000
Disc Material Stainless Steel Single/Double Double Shaft Bore Shape Standard Bore
Shaft Tightening Method Inside Clamp