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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:
1 in stock
Class 3 tapered roller bearing cone, 1.7500 in (44.450 mm) bore, 1.0594 in cone width, 126,000 N C1 dynamic rating. Mates with Timken 55434 or 55437 cups.
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| MFR / Brand | Timken |
|---|---|
| MPN | 55176-3 |
| Model | 55176 #3 |
| Bearing Type | Tapered Roller Bearing Cone, Open |
| ID | 1.7500 in (44.450 mm) |
| Width | 1.0594 in |
| Series | 55000 |
|---|---|
| Material | Bearing Steel (Case Carburized) |
| Base Number | 55176 |
| Industry Terms | tapered roller bearing cone, TRB cone, cone assembly, inner ring and roller assembly |
| Mpn Variants | 55176-3, 55176 *3, 55176 #3, 551763 |
| Precision Class | Class 3 |
| Dynamic Axial Rating Ca90 | 49,500 N |
| K Factor | 0.66 |
| Dynamic Load Rating | 126,000 N (C1, 1 million revolutions) |
| Static Load Rating | 119,000 N |
| Rolling Elements | Tapered Roller |
| Number Of Rows | 1 |
| Design Units | Inch |
| Bearing Class | Class 3 |
| Cone Part Number | 55176 |
| Cone Width | 1.0594 in (26.909 mm) |
| Effective Center Location | 0.28 in (7.1 mm) |
| Cross Reference 1 | Timken 55176 (standard precision) |
|---|---|
| Cross Reference 2 | NTN 55176 (standard precision) |
Timken 55176-3 is a single tapered roller bearing cone: the inner ring with its tapered rollers and cage. Cone only. Matching Cup: Timken 55434 or 55437. Bore Diameter: 1.7500 in (44.450 mm). Cone Width: 1.0594 in (26.909 mm). Precision Class: Class 3.
55176 — Timken inch cone number in the 55000 series, 1-3/4 in bore.
-3 — Timken Class 3 precision: tighter tolerance and lower running vibration.
Dynamic Load Rating: 126,000 N (C1, 1 million revolutions). Dynamic Load Rating (C90): 32,700 N (90 million revolutions). Dynamic Axial Rating (Ca90): 49,500 N. Static Load Rating: 119,000 N. K Factor: 0.66. G1 Factor: 36.8. G2 Factor: 13.2. Geometry Factor (Cg): 0.109.
Effective Center Location: 0.28 in (7.1 mm). Max Shaft Fillet Radius: 0.030 in (0.8 mm). Shaft Backing Shoulder Diameter Frontface: 2.44 in (62 mm). Shaft Backing Shoulder Diameter Backface: 2.4 in (61 mm). Cage Location Relative To Backface: 0.16 in (4.1 mm). Cage Location Relative To Frontface: 0.16 in (4.1 mm).
Unit Quantity: 1 Pc. Rolling Elements: Tapered Roller. Number Of Rows: 1. Design Units: Inch.
Assembly Designation: Timken 55176/55434, a single-row TS bearing with Assembly Outside Diameter: 4.3301 in (109.985 mm) and Assembly Width: 1.1516 in (29.251 mm). Timken also lists the 55437 cup as a mate for this cone. Cross-Reference 1: Timken 55176 (standard precision). Cross-Reference 2: NTN 55176 (standard precision).
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