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
Tapered roller bearing cone, 2.8125 in (71.438 mm) bore, 1.1875 in width, Timken Class 3 precision. 138,000 N dynamic, 197,000 N static. Mates with 33462 cup.
List Price
$39.92

2 in stock
On the Shelf & Ready to Ship
On all orders

No Risk, No Hassle
| MFR / Brand | Timken |
|---|---|
| MPN | 33281-3 |
| Model | 33281-3 |
| Bearing Type | Tapered Roller Bearing Cone, Open |
| ID | 2.8125 in (71.438 mm) |
| Base Number | 33281 |
|---|---|
| Industry Terms | taper bearing cone, tapered roller bearing inner race, cone assembly, TS cone, inch taper cone |
| Common Misspellings | Timkin 33281-3, 3328-3, 33821-3, tappered roller bearing cone |
| Overall Width | 1.1875 in (30.163 mm) |
| Mpn Variants | 33281-3, 33281*3, 33281 *3, 33281#3, 33281 #3, 33281 |
| Compatible With Replaces | Timken 33462 cup, Timken 33462-B flanged cup |
| Precision Class | Class 3 |
| Additional Attributes | Dynamic Radial Load Rating C90: 35,900 N (8,060 lbf); Dynamic Axial Rating Ca90: 26,800 N (6,020 lbf); K Factor: 1.34; Effective Center Location: -2.8 mm (-0.11 in); Max Shaft Fillet Radius: 3.6 mm (0.140 in); Shaft Backing Shoulder Diameter Frontface da: 80 mm (3.15 in); Shaft Backing Shoulder Diameter Backface db: 87 mm (3.43 in); Cage Location rel. to Backface Aa: 1.8 mm (0.07 in); Cage Location rel. to Frontface Ab: 1.8 mm (0.07 in); G1 Factor: 84.2; G2 Factor: 25.9; Geometry Factor Cg: 0.116 |
| Dynamic Load Rating | 138,000 N |
| Static Load Rating | 197,000 N |
| Item Weight | 3.295 kg (7.27 lb) |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | No |
| Harmonization Code | 8482.20.00 |
| Cup Part Number | 33462, 33462-B |
| Design Units | Imperial |
| Cone Part Number | 33281 |
| Cone Width | 1.1875 in (30.163 mm) |
| Cone Backface To Clear Radius | 0.14 in |
Timken 33281-3 tapered roller bearing cone: the inner ring, tapered rollers and cage of a single-row TS tapered roller bearing, in Timken Class 3 precision. Bearing type: Tapered Roller Bearing Cone. Number Of Rows: 1. Bore Type: Straight. Closure Type: Open. Design Units: Imperial. Precision Class: Class 3. Country of Origin: United States.
33281 — Timken cone number in the 33200/33400 family, filed by Timken under Single Cones – Imperial.
-3 — Timken precision Class 3, marked on cartons as -3, *3 or #3. Tighter running and mounting tolerance than standard-precision parts.
Bore Diameter: 2.8125 in (71.438 mm). Overall Width: 1.1875 in (30.163 mm). Cone Width: 1.1875 in (30.163 mm). Item Weight: 3.295 kg (7.27 lb).
Dynamic Load Rating: 138,000 N (31,100 lbf), C1 on the ISO one-million-revolution basis. Static Load Rating: 197,000 N (44,300 lbf). Dynamic Radial Rating C90: 35,900 N (8,060 lbf). Dynamic Axial Rating Ca90: 26,800 N (6,020 lbf), on Timken’s ninety-million-revolution basis. K Factor: 1.34. G1 Factor: 84.2. G2 Factor: 25.9. Geometry Factor Cg: 0.116.
Effective Center Location: −2.8 mm (−0.11 in), inside the cone backface. Maximum Shaft Fillet Radius: 3.6 mm (0.140 in). Shaft Backing Shoulder Diameter, Frontface (da): 80 mm (3.15 in). Shaft Backing Shoulder Diameter, Backface (db): 87 mm (3.43 in). Cage Location Relative To Backface (Aa): 1.8 mm (0.07 in). Cage Location Relative To Frontface (Ab): 1.8 mm (0.07 in).
Cone only. Matching cup: Timken 33462; flanged cup: Timken 33462-B. Cup Part Number: 33462. Cone Part Number: 33281. Timken assemblies: 33281/33462 (TS) and 33281/33462-B (TSF). Searchable variants: 33281-3, 33281*3, 33281 *3, 33281#3, 33281 #3, 33281. Harmonization Code: 8482.20.00.
Timken 33462, or the flanged 33462-B.
Timken precision Class 3, with tighter running and mounting tolerance than standard.
2.8125 in (71.438 mm).
$61.17
62 in stock
$61.18
97 in stock
$137.64
92 in stock
If you pulled a bearing off general industrial equipment at random, there’s a good chance
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
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