# OF-MCL-20-A, 20mm One-Piece Shaft Collar, Aluminum | Ruland

**Manufacturer:** Ruland  
**MPN:** `OF-MCL-20-A`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Ruland |
| Manufacturer name | Ruland |
| Manufacturer | Ruland |
| DimensionUnit | mm |
| Extra Product Name | OF-MCL-20-A, 20mm One-Piece Shaft Collar, Aluminum \| Ruland |
| UPC | 634529220887 |
| Weight | 0.082900 |
| WeightUnit | lbs |
| Weight_Attrib | Weight (lbs) |
| countryOfOrigin | USA |
| diameter | 47.4 |
| height | 47.4 |
| height_Attrib | Clearance Diameter (C) MAX |
| keywords | OF-MCL-20-A Shaft Collar, One-Piece Shaft Collar |
| length | 47.4 |
| length_Attrib | Clearance Diameter (C) MAX |
| moq | 1 |
| MPN | OF-MCL-20-A |
| multiple | 1 |
| qtyInStock | -2 |
| qtySource | FieldMap |
| SKU | OF-MCL-20-A |
| snippet | Ruland part number OF-MCL-20-A is an aluminum one-piece shaft collar with OD flats and holes and a 20mm bore. Download a 2D/3D CAD file or purchase the OF-MCL-20-A directly from the manufacturer. |
| tierMinQty1 | 1 |
| tierMinQty2 | 20 |
| tierMinQty3 | 100 |
| tierMinQty4 | 250 |
| tierPrice1 | 42.26 |
| tierPrice2 | 21.99 |
| tierPrice3 | 16.42 |
| tierPrice4 | 9.85 |
| width | 15.0 |
| width_Attrib | Width (W) |
| Bore (B1) | 20 mm |
| Bore Tolerance | +0.050 mm / +0.012 mm |
| Outer Diameter (OD) | 40 mm |
| Clearance Diameter (C) MAX | 47.4 mm |
| Width (W) | 15 mm |
| Width Tolerance | +0.076 mm / -0.254 mm |
| Threaded Mounting Hole | M6 |
| Distance Across Flats (F) | 36 mm |
| Flat to Bore FB | 8 mm |
| Recommended Shaft Tolerance | +0.000 mm / -0.013 mm |
| Forged Clamp Screw | M6 x 16 |
| Screw Material | Alloy Steel |
| Hex Wrench Size | 5.0 mm |
| Screw Finish | Black Oxide |
| Seating Torque | 16 Nm |
| Screw Location (R) | 14.73 mm |
| Number of Screws | 1 ea |
| Material Specification | 2024-T351 Aluminum Bar |
| Temperature | -40°F to 225°F (-40°C to 107°C) |
| Finish Specification | Bright, No Plating |
| Country of Origin | USA |
| Weight (lbs) | 0.082900 |
| Tariff Code | 8483.60.8000 |
| UNSPC | 31162811 |
| Note 1 | Performance ratings are for guidance only. The user must determine suitability for a particular application. |
| Note 2 | Additional mounting hardware not included. |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Ruland | OF-MCL-20-A | 42.26 | 1 | None | 1 |
| RS Online | 1747110 |  |  | None | 1 |
| Digi-Key | 13612988 | 27.4 | 1 | 50 | 1 |
| RS Delivers | 174-7110 | 9.39 | 1 | None | 1 |
| Allied Electronics | 72177439 |  |  | None | 1 |
| cbtcompany.com | OF-MCL-20-A | 27.72 | 1 | None | 1 |
| Zoro | G7100900 | 18.0 | 1 | None | 1 |
| us.rs-online.com | 72177439 | 27.64 | 1 | None | 1 |

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