Item # NA4936, Machined-Ring Needle Roller Bearing w/ Inner Ring - NA48, NA49 Series On NTN Bearing Corp. of America

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	Item # NA4936, Machined-Ring Needle Roller Bearing w/ Inner Ring - NA48, NA49 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		2000.0 RPM

Limiting Speed - Grease		1300 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		200000 lbf 890000 N 890.00 kN

Dynamic Load Rating		84500 lbf 375000 N 375.00 kN

Weight		18.916 lb 8.580 kg

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

Dimensional Specifications

		Machined-Ring Needle Roller Bearing w/ Inner Ring - NA48, NA49 Series - Dimensions larger image

d		7.0866 in 180.000 mm

D		9.8425 in 250.000 mm

F		8.0709 in 205.000 mm

B		2.7165 in 69.000 mm

r		0.0787 in 2.000 mm

s		0.0591 in 1.500 mm

da min		7.4409 in 189.000 mm

Da max		9.4882 in 241.000 mm

ras max		0.0787 in 2.000 mm

Item # NA4936, Machined-Ring Needle Roller Bearing w/ Inner Ring - NA48, NA49 Series