BST20X47-1BLXLDTBT
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NTN BST20X47-1BLXLDTBT

Quadruple-Row Angular Contact Thrust Ball Bearings for Ball Screws
(BRAND):NTN
(Availability):In Stock

Technical Specifications

Type Ball Screw Support Bearing
Bore Type Round
Material High Carbon Chrome Steel
Cage Type Resin
Seal Type Light Contact
Seal Material Nitrile Rubber
Configuration Four
Static Load Rating 75000 N
Dynamic Load Rating 39500 N
Enclosure Double Sealed
Operating Temperature Range -40 to 120 ºC

Dimensional Specifications

d 20.000 mm
D 47.000 mm
B 15.000 mm
4B 60.000 mm
d1 29.900 mm
d2 25.700 mm
D1 37.100 mm
D2 41.200 mm
r 1.000 mm
r1 0.600 mm
Contact Angle 60 º