Item # NJ2256, Cylindrical Roller Bearing - Separable Inner Ring w/ One Rib, Outer Ring w/ Two Ribs On NTN Bearing Corp. of America

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	Item # NJ2256, Cylindrical Roller Bearing - Separable Inner Ring w/ One Rib, Outer Ring w/ Two Ribs

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		Cylindrical Roller Bearing

Bore Type		Round

Material		Hardened Alloy Steel

Cage Material		High Strength, 2 piece, Machined Brass

Limiting Speed - Oil		1300.0 RPM

Limiting Speed - Grease		1100 RPM

Configuration		One

Tolerance		ISO Class 0 (RBEC 1)

Oil Hole		w/o Oil Hole

Radial Internal Clearance		CN

Static Load Rating		695000 lbf 3100000 N 3100.00 kN

Dynamic Load Rating		415000 lbf 1840000 N 1840.00 kN

Enclosure		Open

Weight		240.304 lb 109.000 kg

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

Dimensional Specifications

		Cylindrical Roller Bearing - Separable Inner Ring w/ One Rib, Outer Ring w/ Two Ribs - NJ Type - Dimensions larger image

d		11.0236 in 280.000 mm

D		19.6850 in 500.000 mm

B		5.1181 in 130.000 mm

Fw		13.3858 in 340.000 mm

J		14.1732 in 360.000 mm

r		0.1969 in 5.000 mm

da min		11.8110 in 300.000 mm

db min		11.8110 in 300.000 mm

Da max		18.8976 in 480.000 mm

Db max		18.8976 in 480.000 mm

Db min		17.5591 in 446.000 mm

r1as max		0.1575 in 4.000 mm

Item # NJ2256, Cylindrical Roller Bearing - Separable Inner Ring w/ One Rib, Outer Ring w/ Two Ribs