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RULAND MANUFACTURING BC44-20-20-A 1 1/4 x 1 1/4 Inch Bellows Coupling, High Stiffness, Aluminum, 2.750 Inch, OD 3.439 Inch Lg.
Item: CT9GVZModel: BC44-20-20-ACross Ref: 805LZ8
7 In Stock
1 1/4" x 1 1/4"
Ships within 2 days via
10.00% off
€559.82 /unit
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Product Specifications:
| Item | Coupling |
| Angular Misalignment | 2° |
| Application | Encoders, Stepper / Servo |
| Axial Motion | 0.03" |
| Bellows Material | Stainless Steel |
| Bellows Material Grade | Grade 321 |
| Bore Dia. 1 | 1 1/4" |
| Bore Dia. 2 | 1 1/4" |
| Bore Tolerance | 0" to 0.001" |
| Bore Type | Round |
| Coupling Outside Dia. | 2 3/4" |
| Coupling Outside Diameter | 2.75" |
| Different Bore Sizes | No |
| Dynamic Torque Non-reversing | 462.5 lbs.-in. |
| Dynamic Torque Reversing | 231.3 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 1/5" |
| Hub Material | Aluminum |
| Hub Material Finish | Sulfuric Anodized |
| Hub Material Grade | 2024 |
| Included Screws | (2) Hex Cap Screw |
| Length Through Bore 1 | 1.58" |
| Length Through Bore 2 | 1.58" |
| Max. Operating Temp. | 200°F |
| Max. Speed | 10000 RPM |
| Min. Operating Temp. | -40°F |
| Moment Of Inertia | 1.435 lbs.-sq. in. |
| Number Of Locking Screws | 2 |
| Overall Length | 3 11/25" |
| Parallel Misalignment | 0.012" |
| Rated Torque | 925 lbs.-in. |
| 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 | Imperial |
| Torsional Stiffness | 2100 lbs.-in./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 | Overall Length | Torsional Stiffness | Different Bore Sizes | Rated Torque | Axial Motion | Parallel Misalignment | Bore Dia. 1 | Bore Dia. 2 | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| BC10-2-2-A | 1.08" | 72 lbs.-in./deg. | No | 22 lbs.-in. | 0.008" | 0.004" | - | - | €261.17 | |
| BC10-3-2-A | 1.08" | 72 lbs.-in./deg. | Yes | 22 lbs.-in. | 0.008" | 0.004" | - | - | €261.17 | |
| BC10-3-3-A | 1.08" | 72 lbs.-in./deg. | No | 22 lbs.-in. | 0.008" | 0.004" | - | - | €269.54 | |
| BC10-4-2-A | 1.08" | 72 lbs.-in./deg. | Yes | 22 lbs.-in. | 0.008" | 0.004" | - | - | €261.17 | |
| BC10-4-3-A | 1.08" | 72 lbs.-in./deg. | Yes | 22 lbs.-in. | 0.008" | 0.004" | - | - | €261.17 | |
| BC10-4-4-A | 1.08" | 72 lbs.-in./deg. | No | 22 lbs.-in. | 0.008" | 0.004" | - | - | €253.74 | |
| BC12-3-3-A | 1.19" | 120 lbs.-in./deg. | No | 40 lbs.-in. | 0.01" | 0.004" | - | - | €256.74 |
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RULAND MANUFACTURING BC44-20-20-A 1 1/4 x 1 1/4 Inch Bellows Coupling, High Stiffness, Aluminum, 2.750 Inch, OD 3.439 Inch Lg.
€622.02 /unit