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7314B

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NTN 7314B angular contact ball bearing with a 70 mm straight bore and 40° contact angle. This single-row open bearing is designed for combined radial and axial loads in high-speed applications such as machine tool spindles, pumps, and compressors.

MODEL 7314B

BRAND

SKU

5047272

WEIGHT

5.758 lb

UOM

each

UPC

4547359451931

$136.99 Each

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Bearing Modification Services

Typically Ships in: 1 day

Returnable: See conditions

Enclosure

Open

Height

5.906

I.D.

70 mm

Length

5.906

O.D.

150 mm

Width

1.378

Technical Specifications

Type

Angular Contact Ball Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Type

Pressed

Cage Material

Steel

Ball Material

Steel

Limiting Speed - Oil

5800 RPM

Limiting Speed - Grease

4400 RPM

Precision

ISO Class 0

Configuration

One

Static Load Rating

19300 lbf86000 N86.00 kN

Dynamic Load Rating

25600 lbf114000 N114.00 kN

Enclosure

Open

Weight

5.758 lb2.612 kg

Operating Temperature Range

-40 to 250 F-40 to 120 C

Dimensional Specifications


Single Angular Contact Ball Bearings - Open Type - Dimensions

d

2.7559 in70.000 mm

D

5.9055 in150.000 mm

B

1.3780 in35.000 mm

r

0.0827 in2.100 mm

r1

0.0433 in1.100 mm

Contact Angle

40

a (Load Center)

2.5000 in63.500 mm

da min

3.2283 in82.000 mm

db min

3.0315 in77.000 mm

Da max

5.4331 in138.000 mm

Db max

5.6299 in143.000 mm

ras max

0.0787 in2.000 mm

r1as max

0.0394 in1.000 mm

Double Row Width

2.7559 in70.000 mm

Triple Row Width

4.1339 in105.000 mm

Quadruple Row Width

5.5118 in140.000 mm

How do I choose the right type of bearing for my application?

Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.

What is the difference between deep groove and angular contact ball bearings?

Deep groove ball bearings are the most common type. They’re designed to handle mainly radial loads, but they can also take some axial load in both directions. They’re simple, versatile, and used in everything from motors to conveyors. Angular contact ball bearings are built for combined loads, especially where there’s significant axial force in one direction. They’re often used in pairs and are common in higher precision or higher load applications like pumps and gearboxes. If your load is mostly radial, go deep groove. If axial load matters more, angular contact is usually the better choice.

Alternatives Products from another supplier. Note, it may not be identical in style or function to original item
7314B

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Brand

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Model

7314B

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Return policy

Item must be unused.

Item must be in it's original package.