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Triple-Row Angular Contact Thrust Ball Bearing for Ball Screws - DFT Arrangement, Open Type, Two Rows Bear Axial Load
MODEL BST20X47-1BDFTP4
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3B
1.7717 in
B (in)
0.5906
Bore Type
Round
Bore type
Round
Cage Material
Nylon
Cage material
Nylon
Cage Type
Fiber Glass Reinforced
Cage type
Fiber glass reinforced
Configuration
Three
Contact angle
60 º
D (in)
1.8504
d (in)
0.7874
D1
1.4606 in
d1
1.1772 in
D2
1.6220 in
d2
1.0118 in
Dynamic Load Rating
8900 lbf
Dynamic load rating
8900 lbf
Enclosure
Open
Material
High carbon chrome steel
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Precision
ISO class 4
r (in)
0.0394
r1
0.0236 in
Static Load Rating
16900 lbf
Static load rating
16900 lbf
Type
Ball Screw Support Bearing
Technical Specifications
Type | Ball Screw Support Bearing |
Bore Type | Round |
Material | High Carbon Chrome Steel |
Cage Type | Fiber Glass Reinforced |
Cage Material | Nylon |
Precision | ISO Class 4 |
Configuration | Three |
Static Load Rating | 16900 lbf75000 N75.00 kN |
Dynamic Load Rating | 8900 lbf39500 N39.50 kN |
Enclosure | Open |
Weight | 0.805 lb0.365 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 0.7874 in20.000 mm |
D | 1.8504 in47.000 mm |
B | 0.5906 in15.000 mm |
3B | 1.7717 in45.000 mm |
d1 | 1.1772 in29.900 mm |
d2 | 1.0118 in25.700 mm |
D1 | 1.4606 in37.100 mm |
D2 | 1.6220 in41.200 mm |
r | 0.0394 in1.000 mm |
r1 | 0.0236 in0.600 mm |
Contact Angle | 60 |
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