Item # MR9211648+MI-769248, Machined-Ring Needle Roller Bearing w/ Inner Ring - MR+MI Series On NTN Bearing Corp. of America

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	Item # MR9211648+MI-769248, 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		2700 RPM

Limiting Speed - Grease		1800 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		81000 lbf 360000 N 360.00 kN

Dynamic Load Rating		81000 lbf 360000 N 360.00 kN

Weight		16.491 lb 7.480 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		4.7500 in 120.650 mm

D		7.2500 in 184.150 mm

F		5.7500 in 146.050 mm

C		3.0000 in 76.200 mm

B		3.2500 in 82.550 mm

r		0.1181 in 3.000 mm

s		0.1181 in 3.000 mm

da min		5.1969 in 132.000 mm

Da max		6.7717 in 172.000 mm

ras max		0.1181 in 3 mm

Item # MR9211648+MI-769248, Machined-Ring Needle Roller Bearing w/ Inner Ring - MR+MI Series