NTN 7311B

Min. Order: 1 Piece

Bearing Price

$231.94 (Price for reference only.)
IN STOCK 500+ pcs.with 3 to 7 days delivery time

Our email: [email protected]

Bearing Information
Weight3.086 lb
OEMOEM P/N
Bearing manufacturers
Manufacturer Part Number
NTN 7311B

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

7300 RPM

Limiting Speed - Grease

5500 RPM

Precision

ISO Class 0

Configuration

One

Static Load Rating

12700 lbf56500 N56.50 kN

Dynamic Load Rating

17800 lbf79000 N79.00 kN

Enclosure

Open

Weight

3.086 lb1.400 kg

Operating Temperature Range

-40 to 250 F-40 to 120 C

Dimensional Specifications


Single Angular Contact Ball Bearings - Open Type - Dimensions

d

2.1654 in55.000 mm

D

4.7244 in120.000 mm

B

1.1417 in29.000 mm

r

0.0787 in2.000 mm

r1

0.0394 in1.000 mm

Contact Angle

40

a (Load Center)

2.0472 in52.000 mm

da min

2.5591 in65.000 mm

db min

2.3819 in60.500 mm

Da max

4.3307 in110.000 mm

Db max

4.5079 in114.500 mm

ras max

0.0787 in2.000 mm

r1as max

0.0394 in1.000 mm

Double Row Width

2.2835 in58.000 mm

Triple Row Width

3.4252 in87.000 mm

Quadruple Row Width

4.5669 in116.000 mm