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#281766

Image for Illustration purposes only. Actual product may vary

NTN 30311D MEDIUM SIZE TAPERED ROLLER BRG

$98.54 Each

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  • Typically ships in: 1 day
  • Weight: 3.4 lb
  • Free shipping on orders over $20
  • Payment methods:
  • Returnable:No
  • Unit of Measure: EA

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Additional Description

Technical Specifications

Type

Tapered Roller Bearing

Bore Type

Round

Material

Through Hardened Steel

Limiting Speed - Oil

3800 RPM

Limiting Speed - Grease

2900 RPM

Style

Cone & Cup

Precision Rating

Class 0

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.83

Y2 (Axial Load Factor)

0.73

Y0 (Axial Load Factor)

0.40

Static Load Rating

34500 lbf154000 N154.00 kN

Dynamic Load Rating

29700 lbf132000 N132.00 kN

Enclosure

Open

Weight

3.505 lb1.590 kg

Operating Temperature Range

-40 to 250 F-40 to 120 C

Dimensional Specifications


Tapered Roller Set - Metric Series - Dimensions

d

2.1654 in55.000 mm

D

4.7244 in120.000 mm

C

0.8268 in21.000 mm

B

1.1417 in29.000 mm

a (Effective Load Center)

-0.2559 in-6.500 mm

T

1.2402 in31.500 mm

r

0.0800 in2.000 mm

R

0.08 in2.0 mm

da

2.64 in67.0 mm

db

2.68 in68.0 mm

Da

4.33 in110.0 mm

Da min

3.70 in94.0 mm

Db

4.45 in113.0 mm

CAD Documents

Specifications:

material Through Hardened Steel
enclosure Open
bearing type Tapered Roller Bearing

Return policy

Item must be unused.

Item must be in it's original package.

Product's availability

State of California Proposition 65 Product Warning