Item # HTA948DB, 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 # HTA948DB, 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		3400 RPM

Limiting Speed - Grease		2700 RPM

Configuration		Two

Static Load Rating		143000 lbf 635000 N 635.00 kN

Dynamic Load Rating		42500 lbf 190000 N 190.00 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		9.4488 in 240.000 mm

D		12.5984 in 320.000 mm

B		1.4173 in 36.000 mm

2B		2.8346 in 72.000 mm

d1		10.6535 in 270.600 mm

D2		11.7244 in 297.800 mm

r		0.0827 in 2.100 mm

r1		0.0433 in 1.100 mm

Contact Angle		40 º

2a		10.7008 in 271.800 mm

da min		10.1181 in 257.000 mm

Db max		12.2047 in 310.000 mm

ras max		0.0787 in 2.000 mm

r1as max		0.0394 in 1.000 mm

Item # HTA948DB, Duplex Angular Contact Ball Bearings for Axial Loads - HTA Type