RULAND MANUFACTURING BCK44-14-12-A 7/8 x 3/4 Inch Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.750 Inch, OD 3.439 Inch Lg.
7/8" x 3/4"
Get it by Friday, Dec 19
€324.18 /unit
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Product Specifications:
| Angular Misalignment | 2° |
| Axial Motion | 0.03" |
| B1 Maximum Shaft Penetration | 1.582" |
| B1 Min Shaft Penetration | 0.75" |
| B2 Max Shaft Penetration | 1.582" |
| B2 Min Shaft Penetration | 0.75" |
| Balanced Design | Yes |
| Bellows Attachment Method | Epoxy |
| Bore (b1) | 0.875" , 7/8" |
| Bore Tolerance | -0" to +0.001" |
| Dynamic Torque Non-reversing | 462.5 lbs.-in. |
| Dynamic Torque Reversing | 231.3 lbs.-in. |
| Finish Specification | Sulfuric Anodized Mil-A-8625 Type Ii, Class 2 And Astm B580 Type B Black Anodize |
| Forged Clamp Screw | M8 |
| Full Bearing Support Required | Yes |
| Hex Wrench Size | 6 mm |
| Hub Width (lh) | 1.2" |
| Keyway (k1) | 3/16" |
| Keyway (k2) | 3/16" |
| Length (l) | 3.439" |
| Length Tolerance | - 0.03" to + 0.03" |
| Material Specification | Hubs: 2024-T351 Aluminum Bar |
| Max. Speed | 10000 RPM |
| Moment Of Inertia | 1.477 lbs.-in. |
| Number Of Screws | 2 EA |
| Outer Diameter | 2.75" |
| Parallel Misalignment | 0.012" |
| Recommended Hex Key | Metric Hex Keys |
| Recommended Shaft Tolerance | -0.0005" to 0" |
| Screw Finish | Black Oxide |
| Screw Material | Alloy Steel |
| Seating Torque | 39 N-m |
| Small Bore (b2) | 0.75" |
| Static Torque | 925 lbs.-ft. |
| Temperature | -40°F to 200°F |
| Torque Wrench | TW:BT-4C-3/8-345 |
| Torsional Stiffness | 2100 lbs.-in./deg. |
| Zero-backlash | Yes |
Shipping Info:
| Ship weight (kg) | 0.62 |
| Ship height (cm) | 6.99 |
| Ship length (cm) | 8.74 |
| Ship width (cm) | 6.99 |
| Country of Origin | US |
Product Variants
| Model | Torsional Stiffness | Axial Motion | Parallel Misalignment | Angular Misalignment | Moment Of Inertia | Bore Tolerance | Dynamic Torque Non-reversing | Dynamic Torque Reversing | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| BCK16-8-5-A | 244 lbs.-in./deg. | 0.012" | 0.004" | 1.5° | 0.0067 lbs.-in. | -0" to +0.001" | 30 lbs.-in. | 15 lbs.-in. | €162.95 | |
| BCK16-6-6-A | 244 lbs.-in./deg. | 0.012" | 0.004" | 1.5° | 0.0093 lbs.-in. | -0" to +0.001" | 30 lbs.-in. | 15 lbs.-in. | €384.25 | |
| BCK21-10-5-A | 400 lbs.-in./deg. | 0.016" | 0.006" | 1.5° | 0.0284 lbs.-in. | -0" to +0.001" | 60 lbs.-in. | 30 lbs.-in. | €190.37 | |
| BCK21-10-8-A | 400 lbs.-in./deg. | 0.016" | 0.006" | 1.5° | 0.0377 lbs.-in. | -0" to +0.001" | 60 lbs.-in. | 30 lbs.-in. | €190.37 | |
| BCK16-8-8-A | 244 lbs.-in./deg. | 0.012" | 0.004" | 1.5° | 0.0089 lbs.-in. | -0" to +0.001" | 30 lbs.-in. | 15 lbs.-in. | €384.25 | |
| BCK16-6-4-A | 244 lbs.-in./deg. | 0.012" | 0.004" | 1.5° | 0.0069 lbs.-in. | -0" to +0.001" | 30 lbs.-in. | 15 lbs.-in. | €162.95 | |
| BCK16-6-5-A | 244 lbs.-in./deg. | 0.012" | 0.004" | 1.5° | 0.0069 lbs.-in. | -0" to +0.001" | 30 lbs.-in. | 15 lbs.-in. | €162.95 |
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RULAND MANUFACTURING BCK44-14-12-A 7/8 x 3/4 Inch Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.750 Inch, OD 3.439 Inch Lg.
€324.18 /unit