Item # NA4834, Machined-Ring Needle Roller Bearing w/ Inner Ring - NA48, NA49 Series On NTN Bearing Corp. of America

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	Item # NA4834, 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		2200 RPM

Limiting Speed - Grease		1500 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		111000 lbf 495000 N 495.00 kN

Dynamic Load Rating		41500 lbf 185000 N 185.00 kN

Weight		8.796 lb 3.990 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		6.6929 in 170.000 mm

D		8.4646 in 215.000 mm

F		7.2835 in 185.000 mm

B		1.7717 in 45.000 mm

r		0.0433 in 1.100 mm

s		0.0591 in 1.500 mm

da min		6.9488 in 176.500 mm

Da max		8.2087 in 208.500 mm

ras max		0.0394 in 1.000 mm

Item # NA4834, Machined-Ring Needle Roller Bearing w/ Inner Ring - NA48, NA49 Series