Item # NN3019KC1NAP4, Double Row Cylindrical Roller Bearing w/ Tapered Bore

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	Item # NN3019KC1NAP4, Double Row Cylindrical Roller Bearing w/ Tapered 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		Order Online through NTN DOL Contact NTN Customer Relations Search for a Licensed Distributor

Technical Specifications

Type		Cylindrical Roller Bearing

Bore Type		Tapered

Material		Hardened Alloy Steel

Cage Material		High Strength, 2 piece, Machined Brass

Limiting Speed - Oil		5000 RPM

Limiting Speed - Grease		4300 RPM

Taper		1:12

Precision		ISO Class 4

Configuration		Two

Oil Hole		w/o Oil Hole

Radial Internal Clearance		C1NA

Static Load Rating		53500 lbf 238000 N 238.00 kN

Dynamic Load Rating		33000 lbf 146000 N 146.00 kN

Enclosure		Open

Weight		4.592 lb 2.083 kg

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

Dimensional Specifications

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

d		3.7402 in 95.000 mm

D		5.7087 in 145.000 mm

B		1.4567 in 37.000 mm

C		1.4567 in 37.000 mm

Ew		5.1969 in 132.000 mm

r		0.0591 in 1.500 mm

da min		4.0551 in 103.000 mm

db min		4.1732 in 106.000 mm

Da max		5.2756 in 134.000 mm

Db min		5.2756 in 134.000 mm

Db max		5.3937 in 137.000 mm

ras max		0.0591 in 1.500 mm

Item # NN3019KC1NAP4, Double Row Cylindrical Roller Bearing w/ Tapered Bore - Type NN