Print Back
Unit of Measure

Order Now

Ordering Options

N/A Contact NTN Customer Relations

Technical Specifications

Type

N/A Needle Roller Bearing

Roller Type

N/A Needle

Configuration

N/A One

Material

N/A High Carbon Chrome Steel

Cage Material

N/A Steel

Limiting Speed - Oil

N/A 1100 RPM

Limiting Speed - Grease

N/A 750 RPM

Precision

N/A ISO Class 0

Enclosure

N/A Open

Static Load Rating

N/A 675000 lbf3000000 N3000.00 kN

Dynamic Load Rating

N/A 261000 lbf1160000 N1160.00 kN

Weight

N/A 58.422 lb26.500 kg

Operating Temperature Range

N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA48, RNA49 Series - Dimensions

Fw

N/A 14.9606 in380.000 mm

Fw Tolerance

N/A 0.098/0.062 mm

D

N/A 18.1102 in460.000 mm

C

N/A 4.6457 in118.000 mm

r

N/A 0.1181 in3.000 mm

Da max

N/A 17.5984 in447.000 mm

ras max

N/A 0.0984 in2.500 mm