TIMKEN Bearing 3994

This is the most basic and most widely used type of tapered roller bearing. It consists of two main separable parts: the cone (inner ring) assembly and the cup (outer ring). It is typically mounted in opposing pairs on a shaft.
Material: Bearing steels
In Stock:
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Specifications of TIMKEN Bearing 3994

TIMKEN Bearing 3994

Specifications

Series

3900

Cone Part Number

3994

Design Units

Imperial

Cage Type

Stamped Steel

C1 – Dynamic Radial Rating (Two-Row, 1 million revolutions)1

54300 lbf242000 N

C90(2) – Dynamic Radial Rating (Two-Row, 90 million revolutions)2

14100 lbf62700 N

Dimensions

d – Cone Bore

2.625 in66.675 mm

B – Cone Width

1.1830 in30.048 mm

Abutment and Fillet Dimensions

R – Cone Backface “To Clear” Radius3

0.22 in5.6 mm

da – Cone Frontface Backing Diameter

2.95 in75 mm

db – Cone Backface Backing Diameter

3.39 in86 mm

Ab – Cage-Cone Frontface Clearance

0.08 in2 mm

Aa – Cage-Cone Backface Clearance

0.06 in1.5 mm

a – Effective Center Location4

-0.18 in-4.6 mm

Basic Load Ratings

C90 – Dynamic Radial Rating (90 million revolutions)5

8090 lbf36000 N

C1 – Dynamic Radial Rating (1 million revolutions)6

31200 lbf139000 N

C0 – Static Radial Rating

43000 lbf191000 N

Ca90 – Dynamic Thrust Rating (90 million revolutions)7

5570 lbf24800 N

Factors

K – Factor8

1.45

Cg – Geometry Factor9

0.109

Product description of TIMKEN Bearing 3994

TIMKEN Tapered Roller Bearings - Single Cones - Imperial TIMKEN Bearing 3994, Single-row tapered roller bearings are the most basic and widely used, consisting of a cone assembly and a cup. Timken patented the first in 1898 and today offers the world's widest variety in inch and metric sizes.Timken® tapered roller bearing assemblies are precisely designed to manage both radial and axial loads, even in the most unforgiving conditions.

TIMKEN Tapered Roller Bearings - Single Cones - Imperial TIMKEN Bearing 3994, THE TIMKEN EXPERIENCE

With Timken", you get friction management and power-transmission expertise, precision manufacturing capabilities and world-class engineering. It's all part of the value that timken brings to the wind industry, including:
Advanced solutions that work:
We collaborate with turbine and gear drive designers to explore the wide range of operating parameters commonly experienced by wind turbines. Using our proprietary engineering system - Timken Syber Wind Bearing System Analysis - we can identify enhanced friction- management solutions for each application. Syber Analysis improves gearbox design, predicts potential damage and reduces product development time and costs.

Total system approach: We work with customers to apply the right product for the right application. Our solutions are designed to improve reliability and performance of main shaft and gear drive applications while helping to increase productivity and reduce cost of ownership. Unparalleled engineering expertise:
We're passionate about developing technical solutions and services that enable our customers' equipment to run harder, faster and longer with enhanced durability and superior performance.
We have nearly a century of unmatched expertise in mechanical power transmission, anti-friction bearing design of TIMKEN Tapered Roller Bearings - Single Cones - Imperial TIMKEN Bearing 3994, trichology. metallurgy. Clean steel making, precision manufacturing,metro-logy and engineered surfaces.

Unique global network:
We simplify logistics with a global manufacturing footprint that allows us to supply most products locally.With nearly 150 technology, manufacturing,sales and distribution facilities in 26 countries and territories, we are committed to meeting customer needs anywhere, any time.

Valuable life cycle perspective: Throughout the entire bearing life cycle, Timken is thereto help maximize equipment performance. For turbine operators, Timken provides a full range of support to maximize equipment performance and reduce the total cost of ownership, from replacement bearings and upgraded solutions to re-manufacturing services, condition monitoring and lubrication systems.

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Substitute products of TIMKEN Bearing 3994

Literature & catalogs

TIMKEN -LUBRICATION
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TIMKEN -TYPE- TDI
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TIMKEN-TAPERED ROLLER BEARING CAGES
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TIMKEN-TYPE- TS
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Videos

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