Item # NN3038KC1NAP4, Double Row Cylindrical Roller Bearing w/ Tapered Bore

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	Item # NN3038KC1NAP4, 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		2400 RPM

Limiting Speed - Grease		2000 RPM

Taper		1:12

Precision		ISO Class 4

Configuration		Two

Oil Hole		w/o Oil Hole

Radial Internal Clearance		C1NA

Static Load Rating		234000 lbf 1040000 N 1040.00 kN

Dynamic Load Rating		130000 lbf 580000 N 580.00 kN

Enclosure		Open

Weight		38.360 lb 17.400 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		7.4803 in 190.000 mm

D		11.4173 in 290.000 mm

B		2.9528 in 75.000 mm

C		2.9528 in 75.000 mm

Ew		10.4331 in 265.000 mm

r		0.0827 in 2.100 mm

da min		7.9134 in 201.000 mm

db min		8.1496 in 207.000 mm

Da max		10.5118 in 267.000 mm

Db min		10.5118 in 267.000 mm

Db max		10.9843 in 279.000 mm

ras max		0.0787 in 2.000 mm

Item # NN3038KC1NAP4, Double Row Cylindrical Roller Bearing w/ Tapered Bore - Type NN