Item # 7217BDB, Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement On NTN Bearing Corp. of America

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	Item # 7217BDB, Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement

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		Angular Contact Ball Bearing

Bore Type		Round

Material		High Carbon Chrome Steel

Cage Type		Fiber Glass Reinforced

Cage Material		Nylon

Ball Material		Steel

Limiting Speed - Oil		4300 RPM

Limiting Speed - Grease		3200.0 RPM

Precision		ISO Class 0

Configuration		Two

Static Load Rating		36000 lbf 161000 N 161.00 kN

Dynamic Load Rating		33000 lbf 146000 N 146.00 kN

Enclosure		Open

Weight		8.175 lb 3.708 kg

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

Dimensional Specifications

		Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement - Dimensions larger image

d		3.3465 in 85.000 mm

D		5.9055 in 150.000 mm

B		1.1024 in 28.000 mm

2B		2.2047 in 56.000 mm

r		0.0787 in 2.000 mm

r1		0.0394 in 1.000 mm

Contact Angle		40 º

da min		3.7402 in 95.000 mm

Db max		5.6890 in 144.500 mm

ras max		0.0787 in 2.000 mm

r1as max		0.0394 in 1.000 mm

Item # 7217BDB, Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement