Motor Starters vs. Contactors vs. Overload Relays: What Each One Does and Why You Need All Three
When a motor stops running, the first instinct is to find the part that looks
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| MFR / Brand | Fafnir |
|---|---|
| MPN | 3MM9121WIDUL |
| Model | 2MM 9121 WI CR DUL 7021-A |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 105 mm |
| OD | 160 mm |
| Width | 26 mm |
| Material | Bearing Steel |
|---|---|
| Series | 9100 |
| Condition | New |
| Lubricant | Oil |
| Preload | Light |
| Min Temp | -30 °C |
| Cage Type | Phenolic |
| Dynamic Load Rating | 99 kN |
| Static Load Rating | 93 kN |
| Precision Rating | ABEC 7 / P4 |
| Rolling Elements | Ball |
| Max Temp | 120 °C |
| Item Weight | 2.80 lbs |
| Cage Material | Phenolic |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | Without Snap Ring |
| Harmonization Code | 8482.10.50.28 |
| Contact Angle | 25° |
| Mounting Arrangement | Universal |
| Cross Reference 1 | SKF 71921 ACDGA/P4 |
|---|---|
| Cross Reference 2 | NSK 7921A5TYNSULP4 |
The Fafnir 3MM9121WI-SUL Bearing is a high-quality angular contact ball bearing designed for industrial automation and mechanical power transmission. Made of steel, this bearing has a bore diameter of 105mm, an outside diameter of 160mm, and a width of 26mm. Manufactured in the United States by FAFNIR, a trusted brand in bearings, this product is ideal for various applications requiring precision and reliability in motion control systems.
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