Item # NAO-25X42X16, Machined-Ring Needle Roller Bearings - Separable Type w/ Inner Ring On NTN Bearing Corp. of America

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Technical Specifications

Type	N/A Machined-Ring Needle Roller Bearing - Separable Type
Bore Type	N/A Round
Material	N/A High Carbon Chrome Steel
Cage Material	N/A Steel
Limiting Speed - Oil	N/A 13000 RPM
Limiting Speed - Grease	N/A 9000 RPM
Precision	N/A ISO Class 0
Configuration	N/A One
Enclosure	N/A Open
Bearing Design	N/A w/ Inner Ring
Oil Hole	N/A w/ Oil Hole
Radial Internal Clearance	N/A CN
Static Load Rating	N/A 6850 lbf30500 N30.50 kN
Dynamic Load Rating	N/A 4900 lbf21900 N21.90 kN
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Open Image Machined-Ring Needle Roller Bearings - Separable Type w/ Inner Ring - Dimensions
d	N/A 0.9843 in25.000 mm
D	N/A 1.6535 in42.000 mm
F	N/A 1.1811 in30.000 mm
E	N/A 1.4567 in37.000 mm
C	N/A 0.6299 in16.000 mm
r	N/A 0.0118 in0.300 mm
da min	N/A 1.0630 in27.000 mm
Da max	N/A 1.5748 in40.000 mm
db min	N/A 1.4331 in36.400 mm
Db max	N/A 1.2047 in30.600 mm
ras max	N/A 0.0118 in0.300 mm