Item # 7930CDB+50/GNP5, Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement On NTN Bearing Corp. of America

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	Item # 7930CDB+50/GNP5, Duplex Angular Contact Ball Bearing - Back-to-Back 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		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

Precision		ISO Class 5

Configuration		Two

Preload		Normal

Enclosure		Open

Weight		19.641 lb 8.909 kg

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

Dimensional Specifications

		Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement - Dimensions larger image

d		5.9055 in 150.000 mm

D		8.2677 in 210.000 mm

B		1.1024 in 28.000 mm

2B		4.1732 in 106.000 mm

d1		6.6732 in 169.500 mm

D1		7.5000 in 190.500 mm

D2		7.7953 in 198.000 mm

r		0.0787 in 2.000 mm

r1		0.0394 in 1.000 mm

Contact Angle		15 º

da min		6.2992 in 160.000 mm

Da max		7.8740 in 200.000 mm

Db max		8.0512 in 204.500 mm

ras max		0.0787 in 2.000 mm

r1as max		0.0394 in 1.000 mm

Item # 7930CDB+50/GNP5, Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement