Linear Actuator Guide: What They Are, How They Work, and How to Choose the Right One
A linear actuator converts rotational or fluid energy into straight-line mechanical motion. This fundamental function

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| MFR / Brand | Fafnir |
|---|---|
| MPN | 3MM9109WIDUM |
| Model | 2MM 9109 WI CR DUM / 7009 ACD P4A DGB / 7009-A5 |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 45 mm |
| OD | 75 mm |
| Width | 16 mm |
| Advertise | 1 |
|---|---|
| Category 1 | Ball & Roller Bearings |
| Category 2 | Bearings & Bushings |
| Category 3 | Business & Industrial |
| Category 4 | Industrial Automation & Motion Controls |
| Category 5 | Mechanical Power Transmission |
| Material | Bearing Steel |
| Min Temp | -40 °C |
| Cage Type | Phenolic |
| Dynamic Load Rating | 29.6 kN |
| Static Load Rating | 20.8 kN |
| Precision Rating | ABEC 7 / P4 |
| Series | 3MM9100 |
| Rolling Elements | Ball |
| Max Temp | 120 °C |
| Condition | New |
| Item Weight | 0.55 lbs |
| Cage Material | Phenolic Resin |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | Without Snap Ring |
| Harmonization Code | 8482.10.50 |
| Contact Angle | 25 °C |
| Preload | Medium |
| Mounting Arrangement | Universal |
| Internal Clearance | CN |
| Cross Reference 1 | SKF 7009 ACD/P4ADGB |
|---|---|
| Cross Reference 2 | NSK 7009A5TYNDUMP4 |
| Cross Reference 3 | FAG B7009-E-T-P4S-DUM |
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