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Timken 39590B/39520 tapered roller bearing cone and cup, 4.4375 in (112.713 mm) cup OD, 0.9375 in cup width. Cone 39590B with Timken cup 39520.
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| MFR / Brand | Timken |
|---|---|
| MPN | 39590B/39520 |
| Model | 39590-B 39520 |
| Bearing Type | Tapered Roller Bearing Cone and Cup |
| ID | 2.6250 in |
| OD | 4.4375 in (112.713 mm) |
| Series | 39500 |
|---|---|
| Material | Case-Hardened Steel |
| Mpn Variants | 39590B/39520, 39590-B 39520, 39590B 39520, 3959B-90021 |
| Precision Class | Not specified |
| Additional Attributes | Cup 39520: e Factor 0.34; Y Factor 1.77; Geometry Factor (Cg) 0.107 |
| Rolling Elements | Tapered Roller |
| Number Of Rows | 1 |
| Harmonization Code | 8482.20.00 |
| Cup Part Number | 39520 |
| Design Units | Imperial |
| Cup Width | 0.9375 in (23.813 mm) |
| Cup Backface To Clear Radius | 0.130 in (3.30 mm) |
| Cone Part Number | 39590B |
| Cup Frontface Backing Diameter | 4.25 in (107.95 mm) |
Timken 39590B/39520 single-row tapered roller bearing components: cone 39590B (inner ring, rollers and cage) with cup 39520 (outer ring). One cone and one cup. The carton is marked 3959B-90021. Unit Quantity: 1 Pc.
39520 — Timken single cup part number, 4.4375 in (112.713 mm) OD. A plain, non-flanged cup; the flanged execution is a separate part, 39520-B.
39590B — Timken cone part number.
Cup Outside Diameter: 4.4375 in (112.713 mm). Cup Width: 0.9375 in (23.813 mm). Rolling Elements: Tapered Roller. Number Of Rows: 1. Cup e Factor: 0.34. Cup Y Factor: 1.77. Cup Geometry Factor (Cg): 0.107. Design Units: Imperial.
Max Housing Fillet Radius: 0.130 in (3.30 mm). Housing Backing Shoulder Diameter, Frontface (Da): 4.25 in (107.95 mm). Housing Backing Shoulder Diameter, Backface (Db): 3.98 in (101.09 mm).
Timken lists cup 39520 with mating cones 39590 and 39581. Carton marking: 3959B-90021. MPN variants: 39590B/39520, 39590-B 39520, 39590B 39520, 3959B-90021.
One cone, 39590B, and one cup, 39520.
Outside diameter 4.4375 in (112.713 mm) and width 0.9375 in (23.813 mm).
No. The 39520 is the plain cup; the flanged execution is 39520-B.
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