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Product Specifications:
| Item | Shaft Collar |
| Bore Dia. | 12 mm |
| Bore Tolerance | 0.012 mm to 0.05 mm |
| Bore Type | Round |
| Clearance Dia. | 32 mm |
| Collar Material | Aluminum |
| Collar Material Finish | Bright |
| Collar Width | 11 mm |
| Construction | Two Piece |
| For Shaft Dia. | 12 mm |
| Grade | Grade 2024 |
| Included Screws | (2) Clamp Screw |
| Max. Operating Temp. | 225°F |
| Min. Operating Temp. | -40°F |
| Outside Dia. | 28 mm |
| Screw Length | 12 mm |
| Screw Location From Center | 10.01 mm |
| Screw Material | Alloy Steel |
| Screw Material Finish | Black Oxide |
| Screw Seating Torque | 4.6 N-m |
| Screw Thread Size | M4 x 12 |
| Shaft Locking Type | Clamp On |
| Shaft Tolerance | -0.013 mm to 0 mm |
| System Of Measurement | Metric |
| Width Tolerance | -0.254 mm to +0.076 mm |
Shipping Info:
| Ship weight (kg) | 0.02 |
| Ship height (cm) | 1.27 |
| Ship length (cm) | 12.7 |
| Ship width (cm) | 12.7 |
| Country of Origin | US |
Product Variants
| Product | Model | Bore Dia. | Outside Dia. | Collar Material | Collar Material Finish | Screw Location From Center | Shaft Tolerance | Bore Tolerance | Screw Material | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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MSPB-10-A | 10 mm | 24 mm | Aluminum | Bright | 8.51 mm | -0.013 mm to 0 mm | 0.012 mm to 0.5 mm | Alloy Steel | €30.22 | |
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MSPB-10-F | 10 mm | - | Carbon Steel | Black Oxide | 8.51 mm | -0.013 mm to 0 mm | 0.012 mm to 0.5 mm | Alloy Steel | €24.32 | |
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MSPB-10-SS | 10 mm | - | Stainless Steel | Bright | 8.51 mm | -0.013 mm to 0 mm | 0.012 mm to 0.5 mm | Stainless Steel | €49.64 | |
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MSPB-11-A | 11 mm | 28 mm | Aluminum | Bright | 10.01 mm | -0.013 mm to 0 mm | 0.012 mm to 0.05 mm | Alloy Steel | €30.79 | |
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MSPB-11-F | 11 mm | 28 mm | Carbon Steel | Black Oxide | 10.01 mm | -0.013 mm to 0 mm | 0.012 mm to 0.5 mm | Alloy Steel | €26.30 | |
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MSPB-11-SS | 11 mm | 28 mm | Stainless Steel | Bright | 10.01 mm | -0.013 mm to 0 mm | 0.012 mm to 0.5 mm | Stainless Steel | €57.75 | |
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MSPB-12-F | 12 mm | 28 mm | Carbon Steel | Black Oxide | 10.01 mm | -0.013 mm to 0 mm | 0.012 mm to 0.5 mm | Alloy Steel | €24.94 |
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RULAND MANUFACTURING MSPB-12-A 12mm Balanced Shaft Collar, Aluminum, Two-Piece Clamp Style, 28mm OD, 11mm Wd.
€30.79 /unit


