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NTNOpen

ITEM NUMBER

RPNA40-55R

Self-Aligning Needle Roller Bearings - w/o Inner Ring

d—Bore

D55,000 mmOutside diameter

B—Width

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TECHNICAL DATA

Specifications for RPNA40-55R

Units

Technical Specifications

Type: Self-Aligning Needle Roller Bearing
Configuration: One
Bearing Design: w/o Inner Ring
Material: High Carbon Chrome Steel
Limiting Speed - Oil: 11000.0 RPM
Limiting Speed - Grease: 6600 RPM
Precision: ISO Class 0
Enclosure: Open
Static Load Rating: 47000 N
Dynamic Load Rating: 26400 N
Weight: 0.141 kg

Dimensional Specifications

Fw: 40.000 mm
D: 55.000 mm
D1: 50.500 mm
C: 20.000 mm
r1: 0.800 mm

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