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Oldham type flexible couplings with large outside diameter. Several models are available with the option to select the type of fastening and keyway.
Part Number
Configured Part Number is shown.
Shape | Standard Bore | Keywayed Bore | [ M ]Material | [ A ] Accessories | |||
d1 (One Side) | d2 (One Side) | d1, d2 (Both Sides) | Hub | Spacer | |||
Set Screw | MFJ | - | - | MFJWK | Aluminum Alloy | Polyacetal | Set Screw |
Clamping | MFJC | MFJCLK | MFJCRK | MFJCWK | Hex Socket Head Cap Screw |
Part Number | - | Shaft Bore Dia. d1 | - | Shaft Bore Dia. d2 |
MFJ44 | - | 15 | - | 20 |
MFJCWK70 | - | 22 | - | 35 |
Part Number | d1, d2 (d1≤d2) | d3 | L | ℓ | F | Set Screw | |||||||||||||
Type | D | M | Tightening Torque (N·m) | ||||||||||||||||
MFJ MFJWK | 44 | 14 | 15 | 16 | 18 | 20 | 22 | 22.5 | 46 | 15 | 7.5 | M 6 | 7.0 | ||||||
55 | 18 | 20 | 22 | 25 | 26 | 28 | 57 | 19 | 9.5 | M 8 | 15.0 | ||||||||
70 | 22 | 25 | 28 | 30 | 35 | 38 | 39 | 77 | 25 | 12.5 | M10 | 30.0 |
Part Number | d1, d2 (d1≤d2) | d3 | L | ℓ | F | A | Clamp Screw | |||||||||||
Type | D | M | Tightening Torque (N·m) | |||||||||||||||
MFJC MFJCLK MFJCRK MFJCWK | 44 | 14 | 15 | 16 | 18 | 20 | 22.5 | 46 | 15 | 7.5 | 14.5 | M5 | *8.4 | |||||
55 | 18 | 20 | 22 | 25 | 28 | 57 | 19 | 9.5 | 17 | M6 | *14.4 | |||||||
70 | 22 | 25 | 28 | 30 | 35 | 39 | 77 | 25 | 12.5 | 24 | M8 | *30.0 |
Part Number | Allowable Torque (N·m) | Angular Misalignment (°) | Lateral Misalignment (mm) | Static Torsional Spring Constant (N·m/rad) | Max. Rotational Speed (r/min) | Moment of Inertia (kg·m2) | Allowable Axial Misalignment (mm) | Mass (g) | |||
Type | D | Set Screw | Clamping | ||||||||
Set Screw MFJ MFJWK | Clamping MFJC MFJCLK MFJCRK MFJCWK | 44 | 30 | 26 | 2 | 1 | 1500 | 12000 | 4 x10-5 | ±0.5 | 140 |
55 | 45 | 40 | 1.5 | 2800 | 10000 | 11 x10-5 | ±0.6 | 260 | |||
70 | 80 | 72 | 2 | 4800 | 8000 | 40 x10-5 | ±0.8 | 450 |
Quantity | 1~9 | 10~14 | 15~19 |
Discount Rate | Unit Price | 5% | 10% |
Shaft Bore Dia. d1, d2 | b | t | Key Nom. Dim. b x h | ||
---|---|---|---|---|---|
Dim. | Tolerance | Dim. | Tolerance | ||
14-17 | 5 | ±0.0150 | 2.3 | +0.1 0 | 5x5 |
17.1-22 | 6 | 2.8 | 6x6 | ||
22.1-30 | 8 | ±0.0180 | 3.3 | +0.2 0 | 8x7 |
30.1-38 | 10 | 10x8 |
Coupling Type | Disk Tye | With Slit Type | Oldham Type | Jaw Type | Bellows Type | Rigid Type | Universal Joints Type | Chain Couplings Type |
---|---|---|---|---|---|---|---|---|
Photo | ||||||||
Shaft Bore Dia | Ø2-60 mm | Ø1.5-35 mm | Ø1-47 mm | Ø3-60 mm | Ø0-62 mm | Ø3-35 mm | Ø1-60 mm | Ø14-55 mm |
Mortor Recommendation | *Servo Motor *Stepping Motors | *Servo Motor *Stepping Motors | *General Purpose Morter | *Stepping Motors *General Purpose Morter | *Stepping Motors | *Servo Motor *Stepping Motors | *Stepping Motors *General Purpose Morter | *General Purpose Morter |
Torque | 0.15-800 N·m | 0.05-35 N·m | 0.06-352 N·m | 0.31-1,350 N·m | 0.3-500 N·m | 0.3-206 N·m | 0.25-495 N·m | 100-2,372 N·m |
Zero Backlash | Excellent | Excellent | Inefficient | Inefficient | Good | Excellent | Inefficient | Inefficient |
Allowable Angular Misalignment | Good | Good | Excellent | Reasonable | Excellent | Inefficient | Excellent | Reasonable |
Allowable Lateral Misalignment | Reasonable | Reasonable | Excellent | Reasonable | Reasonable | Inefficient | Inefficient | Reasonable |
Axial Misalignment | Good | Reasonable | Good | Inefficient | Excellent | Inefficient | Inefficient | Inefficient |
See all options | Click here | Click here | Click here | Click here | Click here | Click here | Click here | Click here |
For more details on each type of coupling click here
Easy to install with large angular/lateral misalignment allowances characteristics.
CAD Data download and 3D preview are not available because the part number has not yet been determined.
Part Number |
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MFJ44-[14,15,16,18,20,22]-[14,15,16,18,20,22] |
MFJ44-[14,15,16,18,20,22]-RDC[14-22/0.1] |
MFJ44-LDC[14-22/0.1]-[14,15,16,18,20,22] |
MFJ44-LDC[14-22/0.1]-RDC[14-22/0.1] |
MFJ55-[18,20,22,25,26]-[18,20,22,25,26] |
MFJ55-[18,20,22,25,26]-RDC[18-26/0.1] |
MFJ55-LDC[18-26/0.1]-[18,20,22,25,26] |
MFJ55-LDC[18-26/0.1]-RDC[18-26/0.1] |
MFJ70-[22,25,28,30,35,38]-[22,25,28,30,35,38] |
MFJ70-[22,25,28,30,35,38]-RDC[22-38/0.1] |
MFJ70-LDC[22-38/0.1]-[22,25,28,30,35,38] |
MFJ70-LDC[22-38/0.1]-RDC[22-38/0.1] |
MFJC44-[14,15,16,18,20]-[14,15,16,18,20] |
MFJC44-[14,15,16,18,20]-RDC[14-20/0.1] |
MFJC44-LDC[14-20/0.1]-[14,15,16,18,20] |
MFJC44-LDC[14-20/0.1]-RDC[14-20/0.1] |
MFJC55-[18,20,22,25]-[18,20,22,25] |
MFJC55-[18,20,22,25]-RDC[18-25/0.1] |
MFJC55-LDC[18-25/0.1]-[18,20,22,25] |
MFJC55-LDC[18-25/0.1]-RDC[18-25/0.1] |
MFJC70-[22,25,28,30,35]-[22,25,28,30,35] |
MFJC70-[22,25,28,30,35]-RDC[22-35/0.1] |
MFJC70-LDC[22-35/0.1]-[22,25,28,30,35] |
MFJC70-LDC[22-35/0.1]-RDC[22-35/0.1] |
MFJCLK44-[14,15,16,18,20]-[14,15,16,18,20] |
MFJCLK44-[14,15,16,18,20]-RDC[14-20/0.1] |
MFJCLK44-LDC[14-20/0.1]-[14,15,16,18,20] |
MFJCLK44-LDC[14-20/0.1]-RDC[14-20/0.1] |
MFJCLK55-[18,20,22,25]-[18,20,22,25] |
MFJCLK55-[18,20,22,25]-RDC[18-25/0.1] |
MFJCLK55-LDC[18-25/0.1]-[18,20,22,25] |
MFJCLK55-LDC[18-25/0.1]-RDC[18-25/0.1] |
MFJCLK70-[22,25,28,30,35]-[22,25,28,30,35] |
MFJCLK70-[22,25,28,30,35]-RDC[22-35/0.1] |
MFJCLK70-LDC[22-35/0.1]-[22,25,28,30,35] |
MFJCLK70-LDC[22-35/0.1]-RDC[22-35/0.1] |
MFJCRK44-[14,15,16,18,20]-[14,15,16,18,20] |
MFJCRK44-[14,15,16,18,20]-RDC[14-20/0.1] |
MFJCRK44-LDC[14-20/0.1]-[14,15,16,18,20] |
MFJCRK44-LDC[14-20/0.1]-RDC[14-20/0.1] |
MFJCRK55-[18,20,22,25]-[18,20,22,25] |
MFJCRK55-[18,20,22,25]-RDC[18-25/0.1] |
MFJCRK55-LDC[18-25/0.1]-[18,20,22,25] |
MFJCRK55-LDC[18-25/0.1]-RDC[18-25/0.1] |
MFJCRK70-[22,25,28,30,35]-[22,25,28,30,35] |
MFJCRK70-[22,25,28,30,35]-RDC[22-35/0.1] |
MFJCRK70-LDC[22-35/0.1]-[22,25,28,30,35] |
MFJCRK70-LDC[22-35/0.1]-RDC[22-35/0.1] |
MFJCWK44-[14,15,16,18,20]-[14,15,16,18,20] |
MFJCWK44-[14,15,16,18,20]-RDC[14-20/0.1] |
MFJCWK44-LDC[14-20/0.1]-[14,15,16,18,20] |
MFJCWK44-LDC[14-20/0.1]-RDC[14-20/0.1] |
MFJCWK55-[18,20,22,25]-[18,20,22,25] |
MFJCWK55-[18,20,22,25]-RDC[18-25/0.1] |
MFJCWK55-LDC[18-25/0.1]-[18,20,22,25] |
MFJCWK55-LDC[18-25/0.1]-RDC[18-25/0.1] |
MFJCWK70-[22,25,28,30,35]-[22,25,28,30,35] |
MFJCWK70-[22,25,28,30,35]-RDC[22-35/0.1] |
MFJCWK70-LDC[22-35/0.1]-[22,25,28,30,35] |
MFJCWK70-LDC[22-35/0.1]-RDC[22-35/0.1] |
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Series Name | Oldham Type | Allowable Misalignment | Angular / Eccentricity / Axial | Application | Standard |
---|---|---|---|---|---|
Features | High Torque Type / Low Moment of Inertia | Body Material | Aluminum | Category | Coupling Main Body |
Allowable Angular Misalignment(deg) | 2 | Buffer Part Material | Polyacetal | Operating Temperature(℃) | -20::80 |
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