Item # HTA021DB, Duplex Angular Contact Ball Bearings for Axial Loads

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	All Categories Duplex Angular Contact Ball Bearings for Axial Loads - HTA Type


	Item # HTA021DB, Duplex Angular Contact Ball Bearings for Axial Loads - HTA Type

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		Main Spindle Bearing

Bore Type		Round

Material		High Carbon Chrome Steel

Cage Type		Machined

Cage Material		Phenolic

Ball Material		Steel

Limiting Speed - Oil		7200 RPM

Limiting Speed - Grease		5700 RPM

Configuration		Two

Static Load Rating		40500 lbf 181000 N 181.00 kN

Dynamic Load Rating		16000 lbf 71000 N 71.00 kN

Enclosure		Open

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

Dimensional Specifications

		Duplex Angular Contact Ball Bearings for Axial Loads - HTA Type - Dimensions larger image

d		4.1339 in 105.000 mm

D		6.2992 in 160.000 mm

B		0.9744 in 24.750 mm

2B		1.9488 in 49.500 mm

d1		4.9803 in 126.500 mm

D2		5.6811 in 144.300 mm

r		0.0787 in 2.000 mm

r1		0.0394 in 1.000 mm

Contact Angle		40 º

2a		5.3740 in 136.500 mm

da min		4.6850 in 119.000 mm

Db max		6.0039 in 152.500 mm

ras max		0.0787 in 2.000 mm

r1as max		0.0394 in 1.000 mm

Item # HTA021DB, Duplex Angular Contact Ball Bearings for Axial Loads - HTA Type