store Timing Belt Pulleys and V-Belt Sheaves: Matching Belt Drive Components Correctly
Belt drives may appear simple, consisting of two wheels and a belt for power transfer.
Availability:
8 in stock
Timken 8522 tapered roller bearing cup, 12.9380 in OD, 1.4375 in wide. Case-hardened steel, e 0.41, Y 1.48, 25.40 lb. Mates 8573 or 8575X cones.
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| MFR / Brand | Timken |
|---|---|
| MPN | 8522 |
| Model | 8522 20024 |
| Bearing Type | Tapered Roller Bearing Cup |
| ID | Not applicable - cup only |
| OD | 12.9380 in (328.625 mm) |
| Width | 1.4375 in (36.513 mm) |
| Series | 8500 |
|---|---|
| Base Number | 8522 |
| Industry Terms | taper bearing cup, tapered roller bearing outer race, TS single cup, bearing race, cup only |
| Bore Shaft Size | Not applicable - cup only, no bore. Shaft fit is taken by the mating cone 8573 or 8575X. |
| Mpn Variants | 8522, 8522-20024, 8522 20024, TIM8522 |
| E Factor | 0.41 |
| Material | Case-Hardened Steel |
| Rolling Elements | Not applicable - cup only, rollers are part of the cone assembly |
| Item Weight | 11.5 kg (25.40 lb) |
| Number Of Rows | 1 |
| Harmonization Code | 8482.20 |
| Cup Part Number | 8522 |
| Cup Width | 1.4375 in (36.513 mm) outer ring width C |
| Part Number | 8522 |
| Common Misspellings | Timkin 8522; Timkin 8522 cup; Timken 8522 cop; Timken 852 cup |
| Application Types | heavy gearboxes; mill stands; crane wheel positions; off-highway wheel positions |
| Cross Reference 1 | 8573 (mating cone, separate part) |
|---|---|
| Cross Reference 2 | 8575X (mating cone, separate part) |
| Cross Reference 3 | 8573-8522 (complete TS assembly using this cup) |
| Cross Reference 4 | 8575X-8522 (complete TS assembly using this cup) |
Timken 8522 tapered roller bearing cup, single-row TS type. Cup only: the outer race with one tapered raceway, supplied without a cone. Unit Quantity: 1 Pc. Outside Diameter: 12.9380 in (328.625 mm). Outer Ring Width (C): 1.4375 in (36.513 mm). Material: case-hardened steel. Weight: 25.40 lb (11.5 kg).
8522 — Timken cup number in the imperial 8500 series.
8522-20024 — order code for the cup supplied on its own.
Outside Diameter: 12.9380 in (328.625 mm). Outer Ring Width: 1.4375 in (36.513 mm). e Factor: 0.41. Y Factor: 1.48. Geometry Factor (Cg): 0.14. Item Weight: 11.5 kg (25.40 lb). Material: case-hardened steel. Closure: open, no seal or shield.
Max Housing Fillet Radius: 0.130 in (3.30 mm). Housing Backing Shoulder Diameter, frontface (Da): 12.40 in (314.96 mm). Housing Backing Shoulder Diameter, backface (Db): 12.05 in (306.07 mm). A cup has no bore; the shaft fit is taken by the mating cone.
Mating single cones listed by Timken: 8573 and 8575X. Complete assemblies using this cup: 8573-8522 and 8575X-8522. The cone and cup are separate parts, each ordered by its own number.
Timken lists the 8573 and 8575X single cones as the mating cones for the 8522 cup.
12.9380 in (328.625 mm), with an outer ring width of 1.4375 in (36.513 mm).
Cup only. It is a single TS cup with one tapered raceway and no cone, rollers or cage.
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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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