Item # 4R2908, Four-Row Cylindrical Roller Bearing w/Solid Rollers & Machined Cage On NTN Bearing Corp. of America

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	Item # 4R2908, Four-Row Cylindrical Roller Bearing w/Solid Rollers & Machined Cage

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		Round

Material		Through Hardened Steel

Cage Material		Machined Steel

Precision		ISO Class 0 (RBEC 1)

Configuration		Four

Oil Hole		w/o Oil Hole

Radial Internal Clearance		CN

Static Load Rating		395000 lbf 1750000 N 1750.00 kN

Dynamic Load Rating		182000 lbf 810000 N 810.00 kN

Enclosure		Open

Weight		51.588 lb 23.400 kg

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

Dimensional Specifications

		Four-Row Cylindrical Roller Bearing w/ Solid Rollers & Machined Cage - Dimensions larger image

d		5.7087 in 145.000 mm

D		8.8583 in 225.000 mm

B1		6.1417 in 156.000 mm

C1		6.1417 in 156.000 mm

Fw		6.6535 in 169.000 mm

r		0.0984 in 2.500 mm

r1		0.0984 in 2.500 mm

Item # 4R2908, Four-Row Cylindrical Roller Bearing w/Solid Rollers & Machined Cage