Item # HTA944ADB, 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 # HTA944ADB, 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		Brass

Ball Material		Steel

Limiting Speed - Oil		4800 RPM

Limiting Speed - Grease		3800 RPM

Configuration		Two

Static Load Rating		120000 lbf 535000 N 535.00 kN

Dynamic Load Rating		35000 lbf 156000 N 156.00 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		8.6614 in 220.000 mm

D		11.8110 in 300.000 mm

B		1.4173 in 36.000 mm

2B		2.8346 in 72.000 mm

d1		9.8661 in 250.600 mm

D2		10.937 in 277.800 mm

r		0.0827 in 2.100 mm

r1		0.0433 in 1.100 mm

Contact Angle		30 º

2a		7.3504 in 186.700 mm

da min		9.3307 in 237.000 mm

Db max		11.4173 in 290.000 mm

ras max		0.0787 in 2.000 mm

r1as max		0.0394 in 1.000 mm

Item # HTA944ADB, Duplex Angular Contact Ball Bearings for Axial Loads - HTA Type