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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3 in stock
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$90.87
3 in stock

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Also Available From:
| MFR / Brand | Timken |
|---|---|
| MPN | NA78250 |
| Model | NA 78250 |
| Bearing Type | Tapered Roller Bearing Cone, Open |
| ID | 2.5 in |
| Width | 1.8438 in |
| Material | Chrome Steel |
|---|---|
| Condition | New – Open box |
| Series | 78000 |
| Condition Note | Made In USA, New Old Stock, We Have The Parts To Make Complete Timken Sets Or Assemblies For Any Part Number, Contact Us |
| Dynamic Load Rating | 42500 lbf / 189 kN |
| Static Load Rating | 59200 lbf / 263 kN |
| Precision Rating | Class 3 |
| Rolling Elements | Rollers |
| Item Weight | 3.5 lbs |
| Cage Material | Steel |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Harmonization Code | 8482.20.00 |
| Design Units | Imperial |
| Bearing Class | Class 2 |
| Bearing Material | Case-Carburized Steel |
| Cone Part Number | NA78250 |
| Cone Width | 3.0000 in |
| Cone Backface To Clear Radius | 0.14 in |
| Cone Frontface Backing Diameter | 3.27 in |
| Cage Type | Stamped Steel |
| Cross Reference 1 | SKF NA78250 |
|---|---|
| Cross Reference 2 | NTN NA78250 |
| Cross Reference 3 | Koyo NA78250 |
Taper roller bearing cone – 2.5 Bore, 1.8438 Width, Chrome Steel.
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When a motor stops running, the first instinct is to find the part that looks
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When sourcing a replacement bearing, you will often find both Timken and SKF options for
Our team can locate, cross-reference, and source all parts.
Our team can locate, cross-reference, and source all parts.
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