Item # HTA040ADB, 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 # HTA040ADB, 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		4900 RPM

Limiting Speed - Grease		3900 RPM

Configuration		Two

Static Load Rating		137000 lbf 610000.0 N 610.00 kN

Dynamic Load Rating		45000 lbf 201000 N 201.00 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		7.8740 in 200.000 mm

D		12.2047 in 310.000 mm

B		1.9488 in 49.500 mm

2B		3.8976 in 99.000 mm

d1		9.5669 in 243.000 mm

D2		10.9291 in 277.600 mm

r		0.0827 in 2.100 mm

r1		0.0433 in 1.100 mm

Contact Angle		30 º

2a		7.7756 in 197.500 mm

da min		8.5433 in 217.000 mm

Db max		11.811 in 300.000 mm

ras max		0.0787 in 2.000 mm

r1as max		0.0394 in 1.000 mm

Item # HTA040ADB, Duplex Angular Contact Ball Bearings for Axial Loads - HTA Type