Item # NK21/16R+1R17X21X16, Machined-Ring Needle Roller Bearing w/ Inner Ring - NA49.R, NA59, NA69R, NK.R+1R Series On Bearing Distributors, Inc.

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All Categories > All Products > Bearings > Roller Bearings > Needle Roller Bearings > Machined-Ring Needle Roller Bearings > Machined-Ring Needle Roller Bearings w/ Inner Ring > Item # NK21/16R+1R17X21X16

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Unit of Measure

Technical Specifications | Dimensional Specifications

Technical Specifications

Type	N/A Needle Roller Bearing
Bore Type	N/A Round
Material	N/A High Carbon Chrome Steel
Cage Material	N/A Steel
Limiting Speed - Oil	N/A 19000 rpm
Limiting Speed - Grease	N/A 13000 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 4200 lbf18700 N18.70 kN
Dynamic Load Rating	N/A 3100 lbf13700 N13.70 kN
Weight	N/A 0.093 lb0.042 kg
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Loading zoom Machined-Ring Needle Roller Bearing w/ Inner Ring - NA49.R, NA59, NA69R, NK.R+1R Series - Dimensions
d	N/A 0.6693 in17.000 mm
D	N/A 1.1417 in29.000 mm
F	N/A 0.8268 in21.000 mm
B	N/A 0.6299 in16 mm
r	N/A 0.0118 in0.300 mm
s	N/A 0.0197 in0.500 mm
da min	N/A 0.748 in19 mm
Da max	N/A 1.0630 in27.000 mm
ras max	N/A 0.0118 in0.3 mm