TimkenTapered Roller Bearing Cone and Cup Set – 1.1875″ Bore, 3.1496″ Outside Diameter, 0.8267″ Width, 79,500 N Dynamic Rating

Product Description

What this part is

Timken 334 / 332, a complete inch-series TS tapered single bearing — one cone assembly and its matched cup. Bore Diameter: 1.1875 in (30.163 mm). Outside Diameter: 3.1496 in (80 mm). Overall Width: 0.8267 in (20.998 mm). Inner Ring Width (B): 0.8820 in (22.403 mm). Outer Ring Width (C): 0.7018 in (17.826 mm). Item Weight: 0.60 kg (1.30 lb). Dynamic Load Rating: 79,500 N. Static Load Rating: 83,400 N. Rolling Elements: Tapered Roller. Number Of Rows: 1. Bore Type: Straight. Precision Class: Not specified. Unit Quantity: 1 Pc.

Decoding the designation

334 — the cone number in Timken’s inch tapered roller range.

332 — the matched cup number. Written together as 334/332, the pair is the complete bearing.

90010 — the Timken assembly suffix carried on the carton, identifying the cone and cup supplied together as one assembly.

What these specs mean in practice

e Factor: 0.27. K Factor: 2.14. Y Factor: 2.2. A K factor of 2.14 is a shallow raceway angle, which weights this bearing strongly toward radial capacity. Dynamic Axial Rating (Ca90): 9,640 N against a Dynamic Radial Rating at 90 million revolutions (C90) of 20,600 N. G1 Factor: 26.5. G2 Factor: 13. Geometry Factor (Cg): 0.0676, the constant Timken uses in its lubrication life adjustment factor.

Mounting data

Effective Center Location: –0.25 in (–6.4 mm), measured inside the cone back face. Maximum Shaft Fillet Radius: 0.030 in (0.8 mm). Maximum Housing Fillet Radius: 0.050 in (1.27 mm). Shaft Backing Shoulder Diameter, Frontface (da): 1.50 in (38 mm). Shaft Backing Shoulder Diameter, Backface (db): 1.54 in (39 mm). Housing Backing Shoulder Diameter, Frontface (Da): 2.99 in (75.90 mm). Housing Backing Shoulder Diameter, Backface (Db): 2.87 in (72.90 mm). Cage Location relative to back face (Aa): 0 in. Cage Location relative to front face (Ab): 0.07 in.

Quantity and configuration

Unit Quantity: 1 Pc. One cone assembly and its matched cup, supplied together as one complete single-row TS bearing.

Interchange guidance

334/332 is the industry designation for this bearing and is carried by SKF, FAG as K-334-332, NSK, NTN as 4T-334/332, Koyo, Fersa, BCA/Bower and PEER. The 334/332-B is the flanged-cup execution of the same cone and a separate designation.