Structure
Bearing Combinations
How to Order
① Bearing Combinations |
Mark | Combinations |
---|---|---|
DF | Double-row | |
DFD | Triple-row | |
DFF | Four-row |
② Surface Treatment |
Mark | Surface Treatment |
---|---|---|
No mark | Black Oxide | |
RA | Low temperature Black Chrome Plating (Raydent) |
List of Bearings
Model | Bearing Combinations |
Bearing | Basic Dynamic Load (N) |
Permissible Axial Load (N) |
Preload (N) |
Axial Rigidity N/㎛ |
Starting Torque (N·cm) |
---|---|---|---|---|---|---|---|
SWBK-17 | DF | 17TAC 47C | 23,000 | 26,600 | 1,450 | 630 | 14 |
SWBK-17 | DFD | 17TAC 47C | 37,500 | 53,000 | 1,970 | 930 | 19 |
SWBK-20 | DF | 20TAC 47C | 23,000 | 26,600 | 1,450 | 630 | 14 |
SWBK-20 | DFD | 20TAC 47C | 37,500 | 53,000 | 1,970 | 930 | 19 |
SWBK-25 | DF | 25TAC 62C | 29,900 | 40,500 | 2,280 | 850 | 21 |
SWBK-25 | DFD | 25TAC 62C | 48,500 | 81,500 | 3,100 | 1,250 | 28 |
SWBK-30 | DF | 30TAC 62C | 30,500 | 43,000 | 2,400 | 890 | 23 |
SWBK-30 | DFD | 30TAC 62C | 50,000 | 86,000 | 3,260 | 1,310 | 30 |
SWBK-35 | DF | 35TAC 72C | 32,500 | 50,000 | 2,750 | 1,030 | 27 |
SWBK-35 | DFD | 35TAC 72C | 53,000 | 100,000 | 3,740 | 1,500 | 34 |
SWBK-35 | DFF | 35TAC 72C | 53,000 | 100,000 | 5,490 | 2,060 | 43 |
SWBK-40 | DF | 40TAC 72C | 33,500 | 52,000 | 2,860 | 1,080 | 28 |
SWBK-40 | DFD | 40TAC 72C | 54,000 | 104,000 | 3,900 | 1,590 | 36 |
SWBK-40 | DFF | 40TAC 72C | 54,000 | 104,000 | 5,730 | 2,150 | 46 |
SWBK-50 | DF | 50TAC 100C | 66,000 | 72,800 | 4,650 | 1,410 | 42 |
SWBK-50 | DFD | 50TAC 100C | 107,000 | 145,600 | 6,320 | 2,100 | 57 |
SWBK-50 | DFF | 50TAC 100C | 107,000 | 145,600 | 9,120 | 2,820 | 82 |
※The bearing brand may be subject to change with the same level products according to supplying conditions.
Recommended Shape Of Ball Screw Shaft-End (Fixed Side)
Dimensions (mm) | Lock-nut | ||||||||
---|---|---|---|---|---|---|---|---|---|
d | A | SWBK | Model | Size M x pitch |
|||||
Model | E | S | |||||||
Ø25 - Ø28 | 17 | SWBK-17 | DF | 81 | 23 | HLRN-17 | M17 x 1.0 | ||
DFD | 96 | ||||||||
20 | SWBK-20 | DF | 81 | 23 | HLRN-20 | M20 x 1.0 | |||
DFD | 96 | ||||||||
Ø30 - Ø36 | 25 | SWBK-25 | DF | 89 | 26 | HLRN-25 | M25 x 1.5 | ||
DFD | 104 | ||||||||
Ø40 | 30 | SWBK-25 | DF | 89 | 26 | HLRN-30 | M30 x 1.5 | ||
DFD | 104 | ||||||||
Ø45 | 35 | SWBK-35 | DF | 90 | 28 | HLRN-35 | M35 x 1.5 | ||
DFD | 105 | ||||||||
DFF | 120 | ||||||||
Ø50 - Ø55 | 40 | SWBK-40 | DF | 92 | 30 | HLRN-40 | M40 x 1.5 | ||
DFD | 107 | ||||||||
DFF | 122 | ||||||||
Ø63 – Ø70 | 50 | SWBK-50 | DF | 117 | 34 | HLRN-50 | M50 x 1.5 | ||
DFD | 137 | ||||||||
DFF | 157 |