Item # BNT912DTUP, Double Angular Contact Ball Bearing for Motors and Lathes - Tandem Arrangement On NTN Bearing Corp. of America

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	Item # BNT912DTUP, Double Angular Contact Ball Bearing for Motors and Lathes - Tandem Arrangement

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 Resin

Ball Material		Steel

Seal Type		None

Seal Material		None

Precision		Special Precision

Configuration		Two

Enclosure		Open

Weight		0.882 lb 0.400 kg

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

Dimensional Specifications

		Double Angular Contact Ball Bearing for Motors and Lathes - Tandem Arrangement - Dimensions larger image

d		2.3622 in 60.000 mm

D		3.3465 in 85.000 mm

B		0.5118 in 13.000 mm

2B		1.0236 in 26.000 mm

d1		2.6811 in 68.100 mm

d2		2.5630 in 65.100 mm

D1		3.0276 in 76.900 mm

r		0.0394 in 1.000 mm

r1		0.0236 in 0.600 mm

Contact Angle		15 º

da min		2.5787 in 65.500 mm

db min		2.5394 in 64.500 mm

Da max		3.1299 in 79.500 mm

ras max		0.0394 in 1.000 mm

r1as max		0.0236 in 0.600 mm

Item # BNT912DTUP, Double Angular Contact Ball Bearing for Motors and Lathes - Tandem Arrangement