Item # 2A-BST40X90-1BDFTP4, Triple-Row Angular Contact Thrust Ball Bearing for Ball Screws - DFT Arrangement, Open Type, Two Rows Bear Axial Load On NTN Bearing Corp. of America

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	Item # 2A-BST40X90-1BDFTP4, Triple-Row Angular Contact Thrust Ball Bearing for Ball Screws - DFT Arrangement, Open Type, Two Rows Bear Axial Load

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		Ball Screw Support Bearing

Bore Type		Round

Material		High Carbon Chrome Steel

Cage Type		Molded

Cage Material		Resin

Precision		ISO Class 4

Configuration		Three

Static Load Rating		58500 lbf 261000 N 261.00 kN

Dynamic Load Rating		21400 lbf 95000 N 95.00 kN

Enclosure		Open

Weight		8.347 lb 3.786 kg

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

Dimensional Specifications

		Triple-Row Angular Contact Thrust Ball Bearing for Ball Screws - DFT Arrangement, Open Type, Two Rows Bear Axial Load - Dimensions larger image

d		1.5748 in 40.000 mm

D		3.5433 in 90.000 mm

B		0.7874 in 20.000 mm

3B		2.3622 in 60.000 mm

d1		2.5512 in 64.800 mm

d2		2.3268 in 59.100 mm

D1		2.9606 in 75.200 mm

D2		3.2126 in 81.600 mm

r		0.0394 in 1.000 mm

r1		0.0236 in 0.600 mm

Contact Angle		60 º

Item # 2A-BST40X90-1BDFTP4, Triple-Row Angular Contact Thrust Ball Bearing for Ball Screws - DFT Arrangement, Open Type, Two Rows Bear Axial Load