Bearing Finder
Customizable search tool featuring exhaustive data sets, comprehensive part
interchanges and interactive CAD drawings

CAD (0)
  • Cart is empty
Unit of Measure

Technical Specifications

Type

Needle Roller Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Material

Steel

Limiting Speed - Oil

1100 RPM

Limiting Speed - Grease

750 RPM

Precision

ISO Class 0

Configuration

One

Enclosure

Open

Bearing Design

w/ Inner Ring

Oil Hole

w/ Oil Hole

Radial Internal Clearance

CN

Static Load Rating

675000 lbf3000000 N3000.00 kN

Dynamic Load Rating

261000 lbf1160000 N1160.00 kN

Weight

104.279 lb47.300 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Open Image
Machined-Ring Needle Roller Bearing w/ Inner Ring - NA48, NA49 Series - Dimensions

d

13.3858 in340.000 mm

D

18.1102 in460.000 mm

F

14.9606 in380.000 mm

B

4.6457 in118.000 mm

r

0.1181 in3.000 mm

s

0.0787 in2.000 mm

da min

13.8976 in353.000 mm

Da max

17.5984 in447.000 mm

ras max

0.0984 in2.500 mm