Item # 7901ADLLB, Sealed Angular Contact Ball Bearings On NTN Bearing Corp. of America

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	Item # 7901ADLLB, Sealed Angular Contact Ball Bearings

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		Angular Contact Ball Bearing

Bore Type		Round

Material		High Carbon Chrome Steel

Cage Type		High Strength, 2 piece, Machined

Cage Material		Brass

Ball Material		Steel

Limiting Speed - Grease		70800 RPM

Seal Type		Non-Contact

Seal Material		Nitrile Rubber

Precision		ISO Class 0

Configuration		One

Static Load Rating		277 lbf 1230 N 1.23 kN

Dynamic Load Rating		720 lbf 3200 N 3.20 kN

Enclosure		Double Sealed

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

Dimensional Specifications

		Sealed Angular Contact Ball Bearings - Dimensions larger image

d		0.4724 in 12.000 mm

D		0.9449 in 24.000 mm

B		0.2362 in 6.000 mm

d1		0.5984 in 15.200 mm

da min		0.5709 in 14.500 mm

D1		0.8543 in 21.700 mm

Db		0.8976 in 22.800 mm

r		0.0118 in 0.300 mm

r1		0.0059 in 0.150 mm

Contact Angle		25 º

a		0.2835 in 7.200 mm

Da max		0.8543 in 21.700 mm

Double Row Width		0.4724 in 12.000 mm

Triple Row Width		0.7087 in 18.000 mm

Quadruple Row Width		0.9449 in 24.000 mm

Item # 7901ADLLB, Sealed Angular Contact Ball Bearings