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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
Two-row TDO tapered roller bearing, 4.0000 in bore, 6.3750 in OD, Class 3. Timken 52400-3 cone with 52637D-3 double cup, 2.4375 in cup width, new.
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$220.29
2 in stock
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| MFR / Brand | Timken |
|---|---|
| MPN | 52400-3/52637D-3 |
| Model | 52400 *3 52637-D *3 |
| Bearing Type | Tapered Roller Bearing Cone |
| ID | 4.0000 in (101.600 mm) |
| OD | 6.3750 in (161.925 mm) |
| Series | 52000 |
|---|---|
| Mpn Variants | 52400-3/52637D-3, 52400 *3, 52637-D *3, 52400/52637D |
| Precision Class | Class 3 |
| Rolling Elements | Tapered Roller |
| Number Of Rows | 2 |
| Harmonization Code | 8482.2 |
| Cup Part Number | 52637D-3 |
| Cup Width | 2.4375 in (61.913 mm) |
| Cup Backface To Clear Radius | 0.03 in (0.8 mm) |
| Cone Part Number | 52400-3 |
| Cone Width | 1.4219 in (36.116 mm) |
| Cone Backface To Clear Radius | 0.140 in (3.600 mm) |
| Cone Frontface Backing Diameter | 4.37 in (111 mm) |
| Cup Frontface Backing Diameter | 6.08 in (153.92 mm) |
Timken 52400-3 tapered roller bearing cone with 52637D-3 double cup, a two-row TDO (tapered double outer) arrangement in Class 3 precision. Rolling Elements: Tapered Roller. Number Of Rows: 2. Bore Diameter: 4.0000 in (101.600 mm). Outside Diameter: 6.3750 in (161.925 mm). Precision Class: Class 3.
52400 — Timken cone (inner ring, rollers and cage), 4.0000 in bore, Cone Width: 1.4219 in (36.116 mm).
52637D — Timken double cup taking two cones. Cup Width: 2.4375 in (61.913 mm). Outside diameter 6.3750 in.
-3 — Timken Class 3 precision: tighter dimensional and running tolerances than standard Class 2 or Class 4 parts.
Max Shaft Fillet Radius: 0.140 in (3.600 mm). Shaft Backing Shoulder Diameter (frontface): 4.37 in (111 mm). Shaft Backing Shoulder Diameter (backface): 4.61 in (117 mm). Max Housing Fillet Radius: 0.03 in (0.8 mm). Housing Backing Shoulder Diameter (frontface): 6.08 in (153.92 mm).
Cone and double cup, both marked Class 3. New old stock, open box.
52400-3 cones also mate the single cups 52618 and 52637 in the same series. The 52400W and 52400A cones are different executions of the 4 in bore.
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