Item # HTA921ADB, 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 # HTA921ADB, 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		10000 RPM

Limiting Speed - Grease		8000 RPM

Configuration		Two

Static Load Rating		25900 lbf 115000 N 115.00 kN

Dynamic Load Rating		9200 lbf 41000 N 41.00 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		5.5118 in 140.000 mm

B		0.7087 in 18.000 mm

2B		1.4173 in 36.000 mm

d1		4.7362 in 120.300 mm

D2		5.2756 in 134.000 mm

r		0.0433 in 1.100 mm

r1		0.0236 in 0.600 mm

Contact Angle		30 º

2a		3.5630 in 90.500 mm

da min		4.5276 in 115.000 mm

Db max		5.4724 in 139.000 mm

ras max		0.0394 in 1.000 mm

r1as max		0.0236 in 0.600 mm

Item # HTA921ADB, Duplex Angular Contact Ball Bearings for Axial Loads - HTA Type