Item # NN3024, Double Row Cylindrical Roller Bearing w/ Cylindrical Bore

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	Item # NN3024, Double Row Cylindrical Roller Bearing w/ Cylindrical Bore - Type NN

The rollers in the NN type bearing are guided by the ribs of the inner ring.

Unit of Measure: Imperial Metric Both

Order Now · Technical Specifications · Dimensional Specifications

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Ordering Options		Contact NTN Customer Relations

Technical Specifications

Type		Cylindrical Roller Bearing

Bore Type		Cylindrical

Material		Hardened Alloy Steel

Cage Material		High Strength, 2 piece, Machined Brass

Limiting Speed - Oil		3900 RPM

Limiting Speed - Grease		3300 RPM

Precision		ISO Class 0

Configuration		Two

Oil Hole		w/o Oil Hole

Radial Internal Clearance		CN

Static Load Rating		87500 lbf 390000 N 390.00 kN

Dynamic Load Rating		52500 lbf 233000 N 233.00 kN

Enclosure		Open

Weight		8.730 lb 3.960 kg

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

Dimensional Specifications

		Double Row Cylindrical Roller Bearing w/ Cylindrical Bore - Type NN - Dimensions larger image

d		4.7244 in 120.000 mm

D		7.0866 in 180.000 mm

B		1.8110 in 46.000 mm

C		1.8110 in 46.000 mm

Ew		6.4961 in 165.000 mm

r		0.0787 in 2.000 mm

da min		5.0787 in 129.000 mm

db min		5.2362 in 133.000 mm

Db min		6.5748 in 167.000 mm

Db max		6.7323 in 171.000 mm

ras max		0.0787 in 2.000 mm

Item # NN3024, Double Row Cylindrical Roller Bearing w/ Cylindrical Bore - Type NN