Machined-Ring-Needle-Roller-Bearing-Inner-Ring-RNA-Series-Single-Sealed – RNA6903R

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ITEM NUMBER

RNA6903R

Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA49.R, RNA59, RNA69.R, NK.R, MR Series

d—Bore

D30,000 mmOutside diameter

B—Width

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TECHNICAL DATA

Specifications for RNA6903R

Units

Technical Specifications

Type: Needle Roller Bearing
Roller Type: Needle
Configuration: Two
Material: High Carbon Chrome Steel
Cage Material: Steel
Limiting Speed - Oil: 18000 RPM
Limiting Speed - Grease: 12000 RPM
Precision: ISO Class 0
Enclosure: Open
Static Load Rating: 27200 N
Dynamic Load Rating: 18200 N
Weight: 0.040 kg
Operating Temperature Range: -40 to 120 ºC

Dimensional Specifications

Fw: 22.000 mm
Fw Tolerance: 0.033/0.020 mm
D: 30.000 mm
C: 23.000 mm
r: 0.300 mm
Da max: 28.000 mm
ras max: 0.300 mm

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