TIMKEN 394AB tapered roller bearing cup

TIMKEN 394AB is a reference of tapered roller bearing cup, within Bearings. Request a quote for 394AB via WhatsApp or email with the quantity you need; we respond promptly with the quote and equivalents.

The TIMKEN tapered roller bearing cup is the removable outer raceway of a tapered bearing. It is press-fitted into the housing and forms, together with the cone, an assembly that withstands combined radial and axial loads. It is used in equipment where power must be transmitted with shafts operating at moderate speed and with controlled misalignment, such as gearboxes, agricultural machinery and transport. MR Accesorios Industriales sells it in Buenos Aires, Argentina.

The designation is read by the base number that identifies the size and by the AB suffix, which distinguishes this variant within the family of tapered cups. In the examples 362AB, 394AB, 432AB and 09195AB, the initial number defines the main dimensions of the cup, while AB indicates a specific construction feature. To select the correct cup, that code must be matched with the corresponding cone, since both form an indivisible pair.

These cups are used in industries in Argentina such as food, cement, mining and metalworking. They appear in speed reducers, conveyor belts, mills, mixers, presses and road equipment. They are also present in agriculture, in seeders, harvesters and round balers, where tapered rollers absorb the combined loads typical of heavy work. Their removable format facilitates in-plant maintenance and component replacement.

To choose the cup, take into account the outer diameter and the raceway width, which must match the housing. Mounting is done with a press or controlled heating, avoiding blows that mark the raceway. Proper lubrication and correct sealing extend service life. Alignment between cone and cup is critical: excessive misalignment generates point loads and premature failures. If the equipment operates with vibration, it is advisable to check axial clearance after mounting.

Tapered cups from different brands can be interchanged if the standardized dimensions and raceway angle match. It is not enough for the code to be similar: the associated cone number and tolerances must be compared. There are equivalents between manufacturers on the market, but each series maintains its own geometry. Therefore, when requesting an alternative, it is advisable to send the complete code of the cup and the cone so that the substitution is safe.

If you need a TIMKEN tapered roller cup, write to us on WhatsApp with the exact code shown on the equipment or on the drawing. At MR Accesorios Industriales we will quote you and, if applicable, indicate the compatible alternative. We also manufacture split plummer block housings, ANSI chains and pulleys to complete your order. Send your inquiry and we will respond promptly.