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:
3 in stock
Tapered roller bearing cone, 2.4700 in (62.738 mm) bore, 1.0000 in width, Class 3 precision. 106,000 N dynamic, 149,000 N static rating. Mates 28920 cup.
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| MFR / Brand | Timken |
|---|---|
| MPN | 28995-3 |
| Model | 28995 #3 |
| Bearing Type | Tapered Roller Bearing Cone |
| ID | 2.4700 in (62.738 mm) |
| Series | 28900 |
|---|---|
| Base Number | 28995 |
| Overall Width | 1.0000 in (25.400 mm) |
| Mpn Variants | 28995-3, 28995*3, 28995#3, 28995 #3, 28995 |
| Compatible With Replaces | Timken 28919 cup, Timken 28920 cup |
| Precision Class | Class 3 |
| Dynamic Load Rating | 106,000 N |
| Static Load Rating | 149,000 N |
| Rolling Elements | Tapered Roller |
| Item Weight | 1.528 kg (3.37 lb) |
| Number Of Rows | 1 |
| Design Units | Inch |
| Cone Part Number | 28995 |
| Cone Width | 1.0000 in (25.400 mm) |
| Cone Backface To Clear Radius | 0.14" |
| Cone Frontface Backing Diameter | 2.76" |
| Cage Cone Frontface Clearance | 0.09" |
| Cage Cone Backface Clearance | 0.05" |
| Effective Center Location | -2.5 mm (-0.10 in) |
| Cross Reference 1 | SKF 28995 |
|---|---|
| Cross Reference 2 | NTN 4T-28995 |
| Cross Reference 3 | Koyo 28995 |
| Cross Reference 4 | FAG K28995 |
| Cross Reference 5 | NSK 28995 |
| Cross Reference 6 | BCA 28995 |
Timken 28995-3 tapered roller bearing cone: the inner ring, tapered rollers and cage of a single-row TS tapered roller bearing. Part Number: 28995-3. Base Number: 28995. Series: 28900. Rolling Elements: Tapered Roller. Number Of Rows: 1. Bore Diameter: 2.4700 in (62.738 mm). Overall Width: 1.0000 in (25.400 mm). Precision Class: Class 3. Item Weight: 1.528 kg (3.37 lb). Design Units: Inch.
28995 — Timken cone number in the 28900 series, 2.4700 in bore.
-3 — Timken precision Class 3, marked on cartons as -3, *3 or #3. Tighter runout and dimensional tolerance than standard Class 4.
Dynamic Load Rating (C1): 106,000 N (23,800 lbf), one-million-revolution basis. Dynamic Radial Load Rating (C90): 27,500 N (6,180 lbf), ninety-million-revolution basis. Dynamic Axial Rating (Ca90): 20,000 N (4,500 lbf). Static Load Rating (C0): 149,000 N (33,500 lbf). K Factor: 1.37. G1 Factor: 60.1. G2 Factor: 24.5. Geometry Factor (Cg): 0.103.
Effective Center Location: −2.5 mm (−0.10 in). Max Shaft Fillet Radius: 3.600 mm (0.140 in). Shaft Backing Shoulder Diameter, Frontface (da): 70 mm (2.76 in). Shaft Backing Shoulder Diameter, Backface (db): 77 mm (3.03 in). Cage Location rel. to Backface (Aa): 1.3 mm (0.05 in). Cage Location rel. to Frontface (Ab): 2.3 mm (0.09 in).
Unit Quantity: 1 Pc. Cone only. Matching cups: Timken 28919 and Timken 28920.
Cross-Reference 1: SKF 28995. Cross-Reference 2: NTN 4T-28995. Cross-Reference 3: Koyo 28995. Cross-Reference 4: FAG K28995. Cross-Reference 5: NSK 28995. Cross-Reference 6: BCA 28995. Class 3 tolerance belongs to the -3 execution. MPN Variants: 28995-3, 28995*3, 28995#3, 28995 #3, 28995.
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