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Deep Groove Ball Bearings: The Industry Default and When to Reach for Something Else
If you pulled a bearing off general industrial equipment at random, there’s a good chance
Availability:
2 in stock
Tapered roller bearing cone, 1.5748 in bore, 0.8540 in inner ring width, carburized steel. Class 3 precision, K factor 1.91, 97,000 N dynamic radial rating.
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| MFR / Brand | Timken |
|---|---|
| Model | 357 #3 |
| Bearing Type | Tapered Roller Bearing Cone |
| ID | 1.5748 in (40 mm) |
| Series | 357 |
|---|---|
| Harmonization Code | 8482.20.00 |
| Design Units | Imperial |
| Bearing Material | Carburized Steel |
| Cone Part Number | 357 |
| Cone Width | 0.8540 in (21.692 mm) |
| Cone Backface To Clear Radius | 3.6 mm |
| Base Number | 357 |
| Overall Width | 0.8540 in (21.692 mm) |
| Mpn Variants | 357, 357-3, 357 *3, 357#3 |
| Compatible With Replaces | SKF 357, FAG K-357, NSK 357, NTN 4T-357, Koyo 357, Fersa 357, BCA/Bower 357, PEER 357 |
| Precision Class | Class 3 |
| Dynamic Axial Rating Ca90 | 13,200 N |
| K Factor | 1.91 |
| Dynamic Load Rating | 97,000 N |
| Static Load Rating | 88,800 N |
| Precision Rating | Class 3 |
| Rolling Elements | Tapered Roller |
| Item Weight | 1.234 kg (2.72 lb) |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Cup Part Number | 352, 352A |
| Effective Center Location | -0.19 in (-4.8 mm) |
| Cross Reference 1 | SKF 357 - standard class vs Class 3 |
|---|---|
| Cross Reference 2 | FAG K-357 - standard class vs Class 3 |
| Cross Reference 3 | NSK 357 - standard class vs Class 3 |
| Cross Reference 4 | NTN 4T-357 - standard class vs Class 3 |
| Cross Reference 5 | Koyo 357 - standard class vs Class 3 |
| Cross Reference 6 | Fersa 357 - standard class vs Class 3 |
| Cross Reference 7 | BCA/Bower 357 - standard class vs Class 3 |
| Cross Reference 8 | PEER 357 - standard class vs Class 3 |
Timken 357 *3 is a single tapered roller bearing cone, the inner ring, roller and cage assembly of a TS-design tapered roller bearing. Cone only. Bore (d): 1.5748 in (40 mm). Inner Ring Width (B): 0.8540 in (21.692 mm). Series: 357. Precision Class: Class 3. Bearing Material: Carburized Steel. Design Units: Imperial. Matching cups: Timken 352 and 352A.
357 — cone number, which fixes the bore, the cone width and the raceway angle.
*3 — Precision Class 3, a tighter tolerance than standard. The same class is written -3 and #3 on Timken cartons.
Dynamic Radial Load Rating (C1, 1M revs): 97,000 N (21,800 lbf). Dynamic Radial Load Rating (C90, 90M revs): 25,100 N (5,650 lbf). Dynamic Axial Rating (Ca90): 13,200 N (2,960 lbf). Static Radial Load Rating (C0): 88,800 N (20,000 lbf). K Factor: 1.91. G1 Factor: 30. G2 Factor: 12.2. Geometry Factor (Cg): 0.0732. Item Weight: 1.234 kg (2.72 lb). Number Of Rows: 1. Rolling Elements: Tapered Roller. Harmonization Code: 8482.20.00. Unit Quantity: 1 Pc.
Effective Center Location: -0.19 in (-4.8 mm). Max Shaft Fillet Radius: 0.09 in (2.3 mm). Shaft Backing Shoulder Diameter, Frontface (da): 1.83 in (46.5 mm). Shaft Backing Shoulder Diameter, Backface (db): 2.01 in (51 mm). Cage Location relative to Backface (Aa): 0 in (0 mm). Cage Location relative to Frontface (Ab): 0.09 in (2.3 mm).
Standard-class 357 cones: SKF 357, FAG K-357, NSK 357, NTN 4T-357, Koyo 357, Fersa 357, BCA/Bower 357 and PEER 357. MPN variants: 357, 357-3, 357 *3, 357#3.
What is the bore of the Timken 357 *3 cone?1.5748 in (40 mm).
What does *3 mean?Precision Class 3.
Which cups match the Timken 357 cone?The Timken 352 and 352A.
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