Item # NK73/305R+1R65X73X35, 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 # NK73/305R+1R65X73X35, 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		5500 RPM

Limiting Speed - Grease		3700.0 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		35000 lbf 156000 N 156.00 kN

Dynamic Load Rating		17200 lbf 76500 N 76.50 kN

Weight		1.455 lb 0.660 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		2.5591 in 65.000 mm

D		3.5433 in 90.000 mm

F		2.8740 in 73.000 mm

B		1.3780 in 35.000 mm

r		0.0236 in 0.600 mm

s		0.0394 in 1.000 mm

da min		2.7165 in 69.000 mm

Da max		3.3858 in 86.000 mm

ras max		0.0236 in 0.600 mm

Item # NK73/305R+1R65X73X35, Machined-Ring Needle Roller Bearing w/ Inner Ring - NA49.R, NA59, NA69R, NK.R+1R Series