Item # NA4902LL, Machined-Ring Needle Roller Bearing w/ Inner Ring - NA49 Series, Double Sealed On NTN Bearing Corp. of America

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	Item # NA4902LL, Machined-Ring Needle Roller Bearing w/ Inner Ring - NA49 Series, Double Sealed

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 - Grease		10000 RPM

Precision		ISO Class 0

Configuration		One

Enclosure		Double Sealed

Bearing Design		w/ Inner Ring

Oil Hole		w/ Oil Hole

Radial Internal Clearance		CN

Static Load Rating		2520 lbf 11200 N 11.20 kN

Dynamic Load Rating		1870 lbf 8300 N 8.30 kN

Weight		0.079 lb 0.036 kg

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

Dimensional Specifications

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

d		0.5906 in 15.000 mm

D		1.1024 in 28.000 mm

F		0.7874 in 20.000 mm

C		0.5118 in 13.000 mm

B		0.5512 in 14.000 mm

r		0.0118 in 0.300 mm

s		0.0197 in 0.500 mm

da min		0.6693 in 17.000 mm

Da max		0.8661 in 22.000 mm

ras max		0.0118 in 0.300 mm

Item # NA4902LL, Machined-Ring Needle Roller Bearing w/ Inner Ring - NA49 Series, Double Sealed