Item # 4R4428, Four-Row Cylindrical Roller Bearing w/Solid Rollers & Machined Cage On NTN Bearing Corp. of America

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	Item # 4R4428, 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		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		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		575000 lbf 2550000 N 2550.00 kN

Dynamic Load Rating		268000 lbf 1190000 N 1190.00 kN

Enclosure		Open

Weight		102.515 lb 46.500 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		8.6614 in 220.000 mm

D		12.5984 in 320.000 mm

B1		6.2992 in 160.000 mm

C1		6.2992 in 160.000 mm

Fw		9.6457 in 245.000 mm

r		0.1181 in 3.000 mm

r1		0.1181 in 3.000 mm

Item # 4R4428, Four-Row Cylindrical Roller Bearing w/Solid Rollers & Machined Cage