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RULAND MANUFACTURING MBCK70-30-25-A 30mm x 25mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 69.9mm, OD 87.4mm Lg.
Item: CT9FXDModel: MBCK70-30-25-ACross Ref: 805MA5
7 In Stock
30 mm x 25 mm
Ships within 2 days via
10.00% off
€605.84 /unit
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Product Specifications:
| Item | Coupling |
| Angular Misalignment | 2° |
| Application | Encoders, Stepper / Servo |
| Axial Motion | 0.76 mm |
| Bellows Material | Stainless Steel |
| Bellows Material Grade | Grade 321 |
| Bore Dia. 1 | 30 mm |
| Bore Dia. 2 | 25 mm |
| Bore Tolerance | 0 mm to 0.03 mm |
| Bore Type | Round Keyed |
| Coupling Outside Dia. | 69.9 mm |
| Different Bore Sizes | Yes |
| Dynamic Torque Non-reversing | 52.25 N-m |
| Dynamic Torque Reversing | 26.3 N-m |
| Fastener Tightening Torque | 39 N-m |
| For Misalignment Type | Angular, Axial, Parallel |
| Full Bearing Support Required | Yes |
| Hub Length | 30.48 mm |
| Hub Material | Aluminum |
| Hub Material Finish | Sulfuric Anodized |
| Hub Material Grade | 2024 |
| Included Screws | (2) Hex Cap Screw |
| Keyway Depth 1 | 3.3 mm |
| Keyway Depth 2 | 3.3 mm |
| Keyway Width 1 | 8 mm |
| Keyway Width 2 | 8 mm |
| Length Through Bore 1 | 40.2 mm |
| Length Through Bore 2 | 40.2 mm |
| Max. Operating Temp. | 93°C |
| Max. Speed | 10000 RPM |
| Min. Operating Temp. | -40°C |
| Moment Of Inertia | 0.003056 kgf/sq. m |
| Number Of Locking Screws | 2 |
| Overall Length | 87.4 mm |
| Parallel Misalignment | 0.3 mm |
| Rated Torque | 104.5 N-m |
| Screw Material | Alloy Steel |
| Screw Material Finish | Black Oxide |
| Screw Thread Size | M8 |
| Shaft Locking Type | Clamp On |
| Shaft Tolerance | -0.0005" to 0" |
| System Of Measurement | Metric |
| Torsional Stiffness | 237 N-m/deg. |
| Zero Backlash | Yes |
Shipping Info:
| Ship weight (kg) | 0.5 |
| Ship height (cm) | 6.99 |
| Ship length (cm) | 8.74 |
| Ship width (cm) | 8.74 |
| Country of Origin | US |
Product Variants
| Model | Different Bore Sizes | Bore Dia. 1 | Bore Dia. 2 | Coupling Outside Dia. | Overall Length | Rated Torque | Torsional Stiffness | Moment Of Inertia | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| MBCK70-25-25-A | No | 25 mm | 25 mm | 69.9 mm | 87.4 mm | 104.5 N-m | 237 N-m/deg. | 0.002963 kgf/sq. m | €673.16 | |
| MBCK80-25-25-A | No | 25 mm | 25 mm | 79.4 mm | 96.9 mm | 152 N-m | 395.5 N-m/deg. | 0.0008299 kgf/sq. m | €774.25 | |
| MBCK80-30-25-A | Yes | 30 mm | 25 mm | 79.4 mm | 96.9 mm | 152 N-m | 395.5 N-m/deg. | 0.0008261 kgf/sq. m | €774.25 | |
| MBCK70-30-30-A | No | 30 mm | 30 mm | 69.9 mm | 87.4 mm | 104.5 N-m | 237 N-m/deg. | 0.003153 kgf/sq. m | €673.16 | |
| MBCK80-30-30-A | No | 30 mm | 30 mm | 79.4 mm | 96.9 mm | 152 N-m | 395.5 N-m/deg. | 0.0008222 kgf/sq. m | €774.25 | |
| MBCK70-35-25-A | Yes | 35 mm | 25 mm | 69.9 mm | 87.4 mm | 104.5 N-m | 237 N-m/deg. | 0.003226 kgf/sq. m | €673.16 | |
| MBCK80-35-25-A | Yes | 35 mm | 25 mm | 79.4 mm | 96.9 mm | 152 N-m | 395.5 N-m/deg. | 0.0008195 kgf/sq. m | €774.25 |
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RULAND MANUFACTURING MBCK70-30-25-A 30mm x 25mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 69.9mm, OD 87.4mm Lg.
€673.16 /unit