Item # NN3092K, Double Row Cylindrical Roller Bearing w/ Tapered Bore

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	Item # NN3092K, 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		Contact NTN Customer Relations

Technical Specifications

Type		Cylindrical Roller Bearing

Bore Type		Tapered

Material		Hardened Alloy Steel

Cage Material		High Strength, 2 piece, Machined Brass

Limiting Speed - Oil		890 RPM

Limiting Speed - Grease		750 RPM

Taper		1:12

Precision		ISO Class 0

Configuration		Two

Oil Hole		w/o Oil Hole

Radial Internal Clearance		CN

Static Load Rating		1200000 lbf 5350000 N 5350.00 kN

Dynamic Load Rating		575000 lbf 2550000 N 2550.00 kN

Enclosure		Open

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		18.1102 in 460.000 mm

D		26.7717 in 680.000 mm

B		6.4173 in 163.000 mm

C		6.4173 in 163.000 mm

Ew		24.4882 in 622.000 mm

r		0.2362 in 6.000 mm

da min		19.0551 in 484.000 mm

db min		19.6063 in 498.000 mm

Da max		24.6850 in 627.000 mm

Db min		24.6850 in 627.000 mm

Db max		25.8268 in 656.000 mm

ras max		0.1969 in 5.000 mm

Item # NN3092K, Double Row Cylindrical Roller Bearing w/ Tapered Bore - Type NN