Item # MR729640+MI-627240, Machined-Ring Needle Roller Bearing w/ Inner Ring - MR+MI Series On NTN Bearing Corp. of America

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	Item # MR729640+MI-627240, Machined-Ring Needle Roller Bearing w/ Inner Ring - MR+MI 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		3500 RPM

Limiting Speed - Grease		2300.0 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		58500 lbf 260000 N 260.00 kN

Dynamic Load Rating		58500 lbf 260000 N 260.00 kN

Weight		9.237 lb 4.190 kg

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

Dimensional Specifications

		Machined-Ring Needle Roller Bearing w/ Inner Ring - MR+MI Series - Dimensions larger image

d		3.8750 in 98.425 mm

D		6.0000 in 152.400 mm

F		4.5000 in 114.300 mm

C		2.5000 in 63.500 mm

B		2.5150 in 63.880 mm

r		0.0984 in 2.500 mm

s		0.2756 in 7.000 mm

da min		4.2323 in 107.500 mm

Da max		5.6496 in 143.500 mm

ras max		0.0984 in 2.500 mm

Item # MR729640+MI-627240, Machined-Ring Needle Roller Bearing w/ Inner Ring - MR+MI Series