Item # MR122016, 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 # MR122016, 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		21000 RPM

Limiting Speed - Grease		14000 RPM

Enclosure		Open

Static Load Rating		6550 lbf 29100 N 29.10 kN

Dynamic Load Rating		5600 lbf 25000 N 25.00 kN

Weight		0.161 lb 0.073 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		0.7500 in 19.050 mm

Fw Tolerance		0.033/0.020 mm

D		1.2500 in 31.750 mm

C		1.0000 in 25.400 mm

r		0.0394 in 1.000 mm

Da max		1.0433 in 26.500 mm

ras max		0.0394 in 1.000 mm

Item # MR122016, Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA49.R, RNA59, RNA69.R, NK.R, MR Series