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| Item | Coupling |
| Bellows Material | Stainless Steel |
| Bellows Material Grade | Grade 321 |
| Bore Dia. 1 | 30 mm |
| Bore Dia. 2 | 1" |
| Coupling Outside Dia. | 3.13" |
| Different Bore Sizes | Yes |
| Hub Material | Aluminum |
| Hub Material Grade | 2024 |
| Overall Length | 3.82" |
| System Of Measurement | Imperial/Metric |
| Angular Misalignment | 2° |
| Application | Encoders, Stepper / Servo |
| Axial Motion | 0.03" |
| Bellows Material Finish | None |
| Bore Diameter 1 | 30 mm |
| Bore Diameter 2 | 1" |
| Bore Tolerance | +0.001/0" |
| Bore Type | Round Keyed |
| Coupling Outside Diameter | 3.13" |
| Dynamic Torque Non-reversing | 675 lbs.-in. |
| Dynamic Torque Reversing | 337.5 lbs.-in. |
| Fastener Tightening Torque | 39 N-m |
| Features | Balanced Design for High Rpm, Constant Velocity, High torque with Low Inertia, High torsional Stiffness, Long Life with No Maintenance |
| For Misalignment Type | Angular, Axial, Parallel |
| Full Bearing Support Required | Yes |
| Hub Length | 1.38" |
| Hub Material Finish | Sulfuric Anodized |
| Included Screws | (2) Hex Cap Screw |
| Keyway Depth 1 | 3.3 mm |
| Keyway Depth 2 | 1/8" |
| Keyway Width 1 | 8 mm |
| Keyway Width 2 | 1/4" |
| Length Through Bore 1 | 1 3/4" |
| Length Through Bore 2 | 1 3/4" |
| Maximum Operating Temperature | 200°F |
| Maximum Speed | 10000 RPM |
| Minimum Operating Temperature | -40°F |
| Moment Of Inertia | 2.823 lbs.-sq. in. |
| Number Of Locking Screws | 2 |
| Parallel Misalignment | 0.012" |
| Rated Torque | 1350 lbs.-in. |
| Screw Length | 25 mm |
| Screw Material | Alloy Steel |
| Screw Material Finish | Black Oxide |
| Screw Thread Size | M8 |
| Shaft Locking Type | Clamp On |
| Shaft Tolerance | +0"/-0.0005" |
| Standards | CONFLICT MINERALS COMPLIANT, DIN 912 12.9 SCREWS, ISO 9001:2015, REACH COMPLIANT, ROHS3 COMPLIANT |
| Torsional Stiffness | 3500 in.-lbs./deg. |
| Zero Backlash | Yes |
| Ship weight (kg) | 0.71 |
| Ship height (cm) | 8.74 |
| Ship length (cm) | 6.99 |
| Ship width (cm) | 6.99 |
| Country of Origin | US |
| Model | Price | |
|---|---|---|
| BCK44-1 1/2"-25MM-A | €545.37 | |
| BCK44-1 1/2"-30MM-A | €545.37 | |
| BCK50-1 1/2"-30MM-A | €627.26 | |
| BCK44-1 1/2"-35MM-A | €545.37 | |
| BCK50-1 1/2"-35MM-A | €627.26 | |
| BCK44-1 1/4"-25MM-A | €545.37 | |
| BCK50-1 1/4"-25MM-A | €627.26 |
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