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Central Surplus Bearing Finder
A faster way to search our bearing inventory Today we’re launching the Central Surplus Bearing
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1 in stock
Tapered roller bearing single cup, 5.3140 in (134.976 mm) OD, 0.8750 in (22.225 mm) width, Class 3 precision. Mates Timken 495A and 495AA cones.
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| MFR / Brand | Timken |
|---|---|
| MPN | 493A-3 |
| Model | 493 A #3 |
| Bearing Type | Tapered Roller Bearing Cup |
| OD | 5.3140 in (134.976 mm) |
| Series | 495 |
|---|---|
| Base Number | 493A |
| Overall Width | 0.8750 in (22.225 mm) |
| Mpn Variants | 493A-3, 493A*3, 493A#3, 493-A *3, 493 A #3, 493A |
| Compatible With Replaces | Timken 495A cone, Timken 495AA cone |
| Precision Class | Class 3 |
| Item Weight | 1.50 kg (3.3 lb) |
| Number Of Rows | 1 |
| Cup Part Number | 493A |
| Design Units | Inch |
| Cup Width | 0.8750 in (22.225 mm) |
| Cup Backface To Clear Radius | 0.13" |
| Cup Frontface Backing Diameter | 5.12" |
| Cross Reference 1 | SKF 493A |
|---|---|
| Cross Reference 2 | NTN 4T-493A |
| Cross Reference 3 | Koyo 493A |
| Cross Reference 4 | NSK 493A |
| Cross Reference 5 | BCA 493A |
Timken 493A-3 tapered roller bearing cup: the outer ring of a single-row TS tapered roller bearing. Part Number: 493A-3. Base Number: 493A. Number Of Rows: 1. Outside Diameter: 5.3140 in (134.976 mm). Overall Width: 0.8750 in (22.225 mm). Precision Class: Class 3. Item Weight: 1.50 kg (3.3 lb). Design Units: Inch.
493A — Timken cup number, 5.3140 in OD, 7/8 in width.
-3 — Timken precision Class 3, marked on cartons as -3, *3 or #3. Tighter runout and dimensional tolerance than standard Class 4.
e Factor: 0.44. Y Factor: 1.35. Geometry Factor (Cg): 0.125. The cup carries the outer raceway; load ratings belong to the assembled cone and cup.
Max Housing Fillet Radius: 3.30 mm (0.130 in). Housing Backing Shoulder Diameter, Frontface (Da): 130.00 mm (5.12 in). Housing Backing Shoulder Diameter, Backface (Db): 120.90 mm (4.76 in).
Unit Quantity: 1 Pc. Cup only. Matching cones: Timken 495A and Timken 495AA.
Cross-Reference 1: SKF 493A. Cross-Reference 2: NTN 4T-493A. Cross-Reference 3: Koyo 493A. Cross-Reference 4: NSK 493A. Cross-Reference 5: BCA 493A. Class 3 tolerance belongs to the -3 execution. MPN Variants: 493A-3, 493A*3, 493A#3, 493-A *3, 493 A #3, 493A.
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A faster way to search our bearing inventory Today we’re launching the Central Surplus Bearing
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Our team can locate, cross-reference, and source all parts.
Our team can locate, cross-reference, and source all parts.
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