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#283537

Image for Illustration purposes only. Actual product may vary

NTN 30312 MEDIUM SIZE TAPERED ROLLER BRG

$99.05 Each

NEW

  • Typically ships in: 1 day
  • Weight: 4.5 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

4000 RPM

Limiting Speed - Grease

3000 RPM

Style

Cone & Cup

Precision Rating

Class 0

Configuration

One

Lubrication

w/o Oil Hole

e (Axial Load Factor)

0.35

Y2 (Axial Load Factor)

1.74

Y0 (Axial Load Factor)

0.96

Static Load Rating

47000 lbf210000 N210.00 kN

Dynamic Load Rating

40500 lbf180000 N180.00 kN

Enclosure

Open

Weight

4.542 lb2.060 kg

Operating Temperature Range

-40 to 250 F-40 to 120 C

Dimensional Specifications


Tapered Roller Set - Metric Series - Dimensions

d

2.3622 in60.000 mm

D

5.1181 in130.000 mm

C

1.0236 in26.000 mm

B

1.2205 in31.000 mm

a (Effective Load Center)

0.1083 in2.750 mm

T

1.3189 in33.500 mm

r

0.0800 in2.000 mm

R

0.10 in2.5 mm

da

2.91 in74.0 mm

db

3.03 in77.0 mm

Da

4.65 in118.0 mm

Da min

4.41 in112.0 mm

Db

4.72 in120.0 mm

Documents

Return policy

Item must be unused.

Item must be in it's original package.

Product's availability

State of California Proposition 65 Product Warning