Item # NA5917, Machined-Ring Needle Roller Bearing w/ Inner Ring - NA49.R, NA59, NA69R, NK.R+1R Series On NTN Bearing Corp. of America

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	Item # NA5917, Machined-Ring Needle Roller Bearing w/ Inner Ring - NA49.R, NA59, NA69R, NK.R+1R Series

Unit of Measure: Imperial Metric Both

Order Now · Technical Specifications · Dimensional Specifications

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Ordering Options		Find a Distributor Contact NTN Customer Support Specialist Order through NTN DOL (Authorized Distributors Only)

Technical Specifications

Type		Needle Roller Bearing

Bore Type		Round

Material		High Carbon Chrome Steel

Cage Material		Steel

Limiting Speed - Oil		4000 RPM

Limiting Speed - Grease		2700 RPM

Precision		ISO Class 0

Configuration		One

Enclosure		Open

Bearing Design		w/ Inner Ring

Oil Hole		w/ Oil Hole

Radial Internal Clearance		CN

Static Load Rating		65000 lbf 290000 N 290.00 kN

Dynamic Load Rating		31000 lbf 137000 N 137.00 kN

Weight		3.880 lb 1.760 kg

Operating Temperature Range		-40 to 250 ºF -40 to 120 ºC

Dimensional Specifications

		Machined-Ring Needle Roller Bearing w/ Inner Ring - NA49.R, NA59, NA69R, NK.R+1R Series - Dimensions larger image

d		3.3465 in 85.000 mm

D		4.7244 in 120.000 mm

F		3.9370 in 100.000 mm

B		1.8110 in 46.000 mm

r		0.0433 in 1.100 mm

s		0.0591 in 1.500 mm

da min		3.6024 in 91.500 mm

Da max		4.4685 in 113.500 mm

ras max		0.0394 in 1.000 mm

Item # NA5917, Machined-Ring Needle Roller Bearing w/ Inner Ring - NA49.R, NA59, NA69R, NK.R+1R Series