Item # MR13216248, Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA49.R, RNA59, RNA69.R, NK.R, MR Series On NTN Bearing Corp. of America

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	Item # MR13216248, Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA49.R, RNA59, RNA69.R, NK.R, MR 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		Machined-Ring Needle Roller Bearing

Roller Type		Needle

Bearing Type		Needle Roller Bearing

Material		High Carbon Chrome Steel

Cage Material		Steel

Limiting Speed - Oil		1900 RPM

Limiting Speed - Grease		1300 RPM

Enclosure		Open

Static Load Rating		238000 lbf 1060000 N 1060.00 kN

Dynamic Load Rating		107000 lbf 475000 N 475.00 kN

Weight		18.431 lb 8.360 kg

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

Dimensional Specifications

		Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA49.R, RNA59, RNA69.R, NK.R, MR Series - Dimensions larger image

Fw		8.2500 in 209.550 mm

Fw Tolerance		0.079/0.050 mm

D		10.1250 in 257.175 mm

C		3.0000 in 76.200 mm

r		0.1181 in 3.000 mm

Da max		9.6063 in 244.000 mm

ras max		0.1181 in 3 mm

Item # MR13216248, Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA49.R, RNA59, RNA69.R, NK.R, MR Series