store 
Central Surplus Bearing Finder
A faster way to search our bearing inventory Today we’re launching the Central Surplus Bearing
Availability:
1 in stock
Timken 52387W/52637 tapered roller bearing cone and cup, 3-7/8 in bore x 6-3/8 in OD, 223,000 N C1 rating. 52000 series W-execution cone with 52637 cup.
List Price
$160.55
1 in stock
On the Shelf & Ready to Ship
On all orders
No Risk, No Hassle
| MFR / Brand | Timken |
|---|---|
| MPN | 52387W/52637 |
| Model | 52387 W / 52637 |
| Bearing Type | Tapered Roller Bearing Cone |
| ID | 3.8750 in (98.425 mm) |
| OD | 6.3750 in (161.925 mm) |
| Width | 1.4219 in |
| Material | Carburized Steel |
|---|---|
| Series | 52000 |
| Industry Terms | tapered roller bearing set, cone and cup, inch taper bearing, TS single-row taper |
| Mpn Variants | 52387W/52637, 52387W-52637, 52387 W / 52637, 52387-W 52637, 52387W 52637 90041 |
| Precision Class | Not specified |
| K Factor | 1.23 |
| Dynamic Load Rating | 223,000 N (C1) |
| Static Load Rating | 343,000 N (C0) |
| Rolling Elements | Tapered Roller |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | No |
| Harmonization Code | 8482.20.00 |
| Cup Part Number | 52637 |
| Design Units | Imperial |
| Cup Width | 1.0313 in (26.195 mm) |
| Cone Part Number | 52387W |
| Cone Width | 1.4219 in (36.116 mm) |
| Cage Cone Frontface Clearance | 0.12 in (3 mm) |
| Cage Cone Backface Clearance | 0.16 in (4.1 mm) |
| Effective Center Location | -0.02 in (-0.5 mm) |
Timken 52387W/52637 is an inch single-row tapered roller bearing from the Timken 52000 series: a 52387W cone with a 52637 single cup. Bore Diameter: 3.8750 in (98.425 mm). Outside Diameter: 6.3750 in (161.925 mm). Condition: new old stock, made in USA.
52387W — Timken cone, 3-7/8 in bore, W execution of the 52387 cone.
52637 — Timken single cup, 6-3/8 in outside diameter, 52000 series.
Dynamic Load Rating (C1): 223,000 N (50,200 lbf). Dynamic Load Rating (C90): 57,900 N (13,000 lbf). Static Load Rating (C0): 343,000 N (77,000 lbf). Dynamic Thrust Rating (Ca90): 47,100 N (10,600 lbf). A single-row tapered roller bearing takes combined radial and one-direction thrust load and is normally mounted opposed to a second bearing.
Cone Width: 1.4219 in (36.116 mm). Cup Width: 1.0313 in (26.195 mm). Series: 52000. Rolling Elements: Tapered Roller. Number Of Rows: 1. Closure Type: Open. Bore Type: Straight.
Max Shaft Fillet Radius: 0.14 in (3.600 mm). Shaft Backing Shoulder Diameter, Frontface (da): 4.25 in (108 mm). Shaft Backing Shoulder Diameter, Backface (db): 4.49 in (114 mm). Housing Backing Shoulder Diameter, Frontface (Da): 6.08 in (154.43 mm). Housing Backing Shoulder Diameter, Backface (Db): 5.67 in (144.02 mm). Max Housing Fillet Radius: 0.130 in (3.30 mm). Effective Center Location: -0.02 in (-0.5 mm). Cage Location Relative to Backface (Aa): 0.16 in (4.1 mm). Cage Location Relative to Frontface (Ab): 0.12 in (3 mm). K Factor: 1.23. ISO e Factor: 0.47. ISO Y Factor: 1.26. Geometry Factor (Cg): 0.152.
The 52637 cup also mates with the 52387, 52387B and 52400 cones of the 52000 series; 52637B is the flanged version of the same cup and 52618 is the 6-3/16 in OD alternative.
$137.64
92 in stock
Rockwell’s own product page for the Kinetix 6000 is down
A faster way to search our bearing inventory Today we’re launching the Central Surplus Bearing
When an HMI panel goes dark or a PLC module stops communicating, the machine it
If you have ever watched a machine glide smoothly back and forth, tracing a perfect
Our team can locate, cross-reference, and source all parts.
Our team can locate, cross-reference, and source all parts.
Sort
Brand
Price
MPN
Categories
