Item # NK90/25R, Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA49.R, RNA59, RNA69.R, NK.R, MR Series On Bearing Distributors, Inc.

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Unit of Measure

Technical Specifications | Dimensional Specifications

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 4400 rpm
Limiting Speed - Grease	N/A 2900 rpm
Precision	N/A ISO Class 0
Enclosure	N/A Open
Static Load Rating	N/A 28800 lbf128000 N128.00 kN
Dynamic Load Rating	N/A 16100 lbf71500 N71.50 kN
Weight	N/A 0.939 lb0.426 kg
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Loading zoom Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA49.R, RNA59, RNA69.R, NK.R, MR Series - Dimensions
Fw	N/A 3.5433 in90 mm
Fw Tolerance	N/A 0.058/0.036 mm
D	N/A 4.33070 in110.000 mm
C	N/A 0.9843 in25.000 mm
r	N/A 0.03940 in1.000 mm
Da max	N/A 4.1339 in105 mm
ras max	N/A 0.0394 in1.000 mm