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RULAND MANUFACTURING FCMR25-8-8-A 8mm x 8mm Six Beam Coupling, Aluminum, Clamp Style, 25.4mm OD, 38.1mm Lg.
Item: AF9UEDModel: FCMR25-8-8-ACross Ref: 30UT35
7 In Stock
8 mm x 8 mm
Aluminum
Ships within 2 days via
10.00% off
€101.39 /unit
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Product Specifications:
| Item | Motion Control Coupling |
| Angular Misalignment | 3° |
| Application | Servo Motors to Lead Screws |
| Axial Motion | 0.25 mm |
| Bore Dia. | 8 mm x 8 mm |
| Bore Diameter 1 | 8 mm |
| Bore Diameter 2 | 8 mm |
| Bore Tolerance | 0 mm to 0.025 mm |
| Bore Type | Round |
| Clearance Dia. | 28.37 mm |
| Coupling Material | Aluminum |
| Coupling Material Finish | Bright |
| Coupling Material Grade | Grade 7075 |
| Coupling Outside Diameter | 25.4 mm |
| Different Bore Sizes | No |
| Dynamic Torque Non-reversing | 1.87 N-m |
| Dynamic Torque Reversing | 0.93 N-m |
| Fastener Tightening Torque | 4.6 N-m |
| Features | Balanced Design For Reduced Vibration, Higher Torque Capacity, Larger Body Sizes Than Single Or Four Beam Couplings, Lower Windup, Machined From A Single Piece Of Material, Spiral Coupling With Nypatch Anti Vibration Hardware, Two Sets Of Three Spiral Cuts, Zero Backlash |
| Finish | Bright |
| For Environment | Angular Misalignment, Axial Motion, Parallel Misalignment |
| For Misalignment Type | Angular, Axial, Parallel |
| Full Bearing Support Required | Yes |
| Included Screws | (2) Hex Socket Cap Screw |
| Length Through Bore | 17.87 mm |
| Length Through Bore 1 | 18.3 mm |
| Length Through Bore 2 | 18.3 mm |
| Material | Aluminum |
| Max. Angular Misalignment | 3° |
| Max. Bore | 2158450 |
| Max. Parallel Misalignment | 0.01" |
| Max. Speed | 6000 RPM |
| Max. Temp. Range | 225°F |
| Maximum Operating Temperature | 107°C |
| Min. Bore | 8 mm |
| Minimum Operating Temperature | -40°C |
| Moment Of Inertia | 0.00000412 kgf/sq. m |
| No. Of Beams | 6 |
| Number Of Locking Screws | 2 |
| Outside Dia. | 25.4 mm |
| Overall Length | 38.1 mm |
| Parallel Misalignment | 0.38 mm |
| Rated Torque | 3.73 N-m |
| Screw Material | Alloy Steel |
| Screw Material Finish | Black Oxide |
| Screw Thread Size | M4 |
| Screw Type | Cap Screw |
| Shaft Locking Type | Clamp On |
| Shaft Tolerance | -0.013 mm to 0 mm |
| Style | 6-Beam Clamp |
| System Of Measurement | Metric |
| Torque | 33 lbs.-in. |
| Torsional Stiffness | 1.16 N-m/deg. |
| Zero Backlash | Yes |
Shipping Info:
| Ship weight (kg) | 0.04 |
| Ship height (cm) | 3.81 |
| Ship length (cm) | 3.81 |
| Ship width (cm) | 10.16 |
| HS code | 8483608000 |
| Country of Origin | US |
Product Variants
| Model | Torsional Stiffness | Axial Motion | Parallel Misalignment | Overall Length | Different Bore Sizes | Coupling Material | Rated Torque | Moment Of Inertia | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| FCMR16-5-5-A | 0.31 N-m/deg. | 0.13 mm | 0.2 mm | 25.4 mm | No | Aluminum | 1.47 N-m | 0.00000038 kgf/sq. m | €95.56 | |
| FCMR16-5-5-SS | 1.28 N-m/deg. | 0.13 mm | 0.2 mm | 25.4 mm | No | Stainless Steel | 2.04 N-m | 0.000001097 kgf/sq. m | €236.85 | |
| FCMR16-6-5-A | 0.31 N-m/deg. | 0.13 mm | 0.2 mm | 25.4 mm | Yes | Aluminum | 1.47 N-m | 0.00000038 kgf/sq. m | €95.56 | |
| FCMR16-6-5-SS | 1.28 N-m/deg. | 0.13 mm | 0.2 mm | 25.4 mm | Yes | Stainless Steel | 2.04 N-m | 0.000001097 kgf/sq. m | €236.85 | |
| FCMR16-6-6-A | 0.31 N-m/deg. | 0.13 mm | 0.2 mm | 25.4 mm | No | Aluminum | 1.47 N-m | 0.00000038 kgf/sq. m | €95.56 | |
| FCMR16-6-6-SS | 1.28 N-m/deg. | 0.13 mm | 0.2 mm | 25.4 mm | No | Stainless Steel | 2.04 N-m | 0.000001097 kgf/sq. m | €236.85 | |
| FCMR19-5-5-SS | 1.43 N-m/deg. | 0.13 mm | 0.2 mm | 31.8 mm | No | Stainless Steel | 4.64 N-m | 0.000002964 kgf/sq. m | €223.31 |
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RULAND MANUFACTURING FCMR25-8-8-A 8mm x 8mm Six Beam Coupling, Aluminum, Clamp Style, 25.4mm OD, 38.1mm Lg.
€112.65 /unit