Ballscrew Support Units - Heavy Duty Support Units
WBK
WBK belongs to Heavy Duty Support Units. This page connects to the specific models, drawings, 3D models and cart actions in this series.
Product Specifications
List of contents

| Part No. | Description | Unit | QTY |
|---|---|---|---|
| 1-(1) | Bearing Housing | pcs | 1 |
| 1-(2) | Bearing | set | 1 |
| 1-(3) | Holding Lid | pcs | 1 |
| 1-(4) | Seal | pcs | 2 |
| 1-(5) | Hexagon Screw | pcs | 6 |
| 2 | Lock Nut (with set screw) | pcs | 1 |
| 3 | Collar | pcs | 2 |
Ball screw interface dimensions

| Ball Screw Interface Dimensions | WBK 17DF | WBK 20DF | WBK 25DF | WBK 25DFD | WBK 25DFF | WBK 30DF | WBK 30DFD | WBK 30DFF | WBK 35DF | WBK 35DFD | WBK 35DFF | WBK 40DF | WBK 40DFD | WBK 40DFF |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| d(g6) | 17 | 20 | 25 | 25 | 25 | 30 | 30 | 30 | 35 | 35 | 35 | 40 | 40 | 40 |
| L4 | 80 | 80 | 88 | 103 | 118 | 88 | 103 | 118 | 90 | 105 | 120 | 92 | 107 | 122 |
| L5 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 30 | 30 | 30 | 30 | 30 | 30 |
| M | M17X1 | M20X1 | M25X1.5 | M25X1.5 | M25X1.5 | M30X1.5 | M30X1.5 | M30X1.5 | M35X1.5 | M35X1.5 | M35X1.5 | M40X1.5 | M40X1.5 | M40X1.5 |
Dimensions in [mm]
Support unit dimensions

| Model | d | D | D1 | D2 | L | L1 | L2 | A | W | d1 | I | V | P | X | Y | Z | Q | C | Bearing Model |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| WBK17DF | 17 | 70 | 106 | 72 | 60 | 63 | 15 | 80 | 88 | 45 | 3 | 58 | M5 | 9 | 14 | 8.5 | 10 | 15 | 17TAC47 |
| WBK20DF | 20 | 70 | 106 | 72 | 60 | 63 | 15 | 80 | 88 | 45 | 3 | 58 | M5 | 9 | 14 | 8.5 | 10 | 15 | 20TAC47 |
| WBK25DF | 25 | 85 | 130 | 90 | 66 | 33 | 18 | 100 | 110 | 57 | 4 | 70 | M6 | 11 | 17 | 11 | 12 | 18 | 25TAC62 |
| WBK25DFD | 25 | 85 | 130 | 90 | 81 | 48 | 18 | 100 | 110 | 57 | 4 | 70 | M6 | 11 | 17 | 11 | 12 | 18 | 25TAC62 |
| WBK25DFF | 25 | 85 | 130 | 90 | 96 | 48 | 18 | 100 | 110 | 57 | 4 | 70 | M6 | 11 | 17 | 11 | 12 | 18 | 25TAC62 |
| WBK30DF | 30 | 85 | 130 | 90 | 66 | 33 | 18 | 100 | 110 | 57 | 4 | 70 | M6 | 11 | 17 | 11 | 12 | 18 | 30TAC62 |
| WBK30DFD | 30 | 85 | 130 | 90 | 81 | 48 | 18 | 100 | 110 | 57 | 4 | 70 | M6 | 11 | 17 | 11 | 12 | 18 | 30TAC62 |
| WBK30DFF | 30 | 85 | 130 | 90 | 96 | 48 | 18 | 100 | 110 | 57 | 4 | 70 | M6 | 11 | 17 | 11 | 12 | 18 | 30TAC62 |
| WBK35DF | 35 | 95 | 142 | 102 | 66 | 33 | 18 | 106 | 121 | 69 | 4 | 80 | M6 | 11 | 17 | 11 | 12 | 18 | 35TAC72 |
| WBK35DFD | 35 | 95 | 142 | 102 | 81 | 48 | 18 | 106 | 121 | 69 | 4 | 80 | M6 | 11 | 17 | 11 | 12 | 18 | 35TAC72 |
| WBK35DFF | 35 | 95 | 142 | 102 | 96 | 48 | 18 | 106 | 121 | 69 | 4 | 80 | M6 | 11 | 17 | 11 | 12 | 18 | 35TAC72 |
| WBK40DF | 40 | 95 | 142 | 102 | 66 | 33 | 18 | 106 | 121 | 69 | 4 | 80 | M6 | 11 | 17 | 11 | 12 | 18 | 40TAC72 |
| WBK40DFD | 40 | 95 | 142 | 102 | 81 | 48 | 18 | 106 | 121 | 69 | 4 | 80 | M6 | 11 | 17 | 11 | 12 | 18 | 40TAC72 |
| WBK40DFF | 40 | 95 | 142 | 102 | 96 | 48 | 18 | 106 | 121 | 69 | 4 | 80 | M6 | 11 | 17 | 11 | 12 | 18 | 40TAC72 |
Dimensions in [mm]
Product Models / Catalog Drawings
| Part No. | Description | 3D Model | Price | Max Axial Load (kgf) | Shaft Dia (mm) | Bearing Config | Bearing Contact Angle | Bearing Preload | Bearing Origin |
|---|---|---|---|---|---|---|---|---|---|
| WBK17DF-C2 | WBK17DF-C2 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 1808 | 17 | DF | 60° | Heavy | Imported / JP |
| WBK20DF-C2 | WBK20DF-C2 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 1808 | 20 | DF | 60° | Heavy | Imported / JP |
| WBK25DF-C2 | WBK25DF-C2 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 2752 | 25 | DF | 60° | Heavy | Imported / JP |
| WBK25DFD-C2 | WBK25DFD-C2 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 5539 | 25 | DFD | 60° | Heavy | Imported / JP |
| WBK25DFF-C2 | WBK25DFF-C2 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 5539 | 25 | DFF | 60° | Heavy | Imported / JP |
| WBK30DF-C2 | WBK30DF-C2 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 2922 | 30 | DF | 60° | Heavy | Imported / JP |
| WBK30DFD-C2 | WBK30DFD-C2 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 5844 | 30 | DFD | 60° | Heavy | Imported / JP |
| WBK30DFF-C2 | WBK30DFF-C2 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 5844 | 30 | DFF | 60° | Heavy | Imported / JP |
| WBK35DF-C2 | WBK35DF-C2 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 3398 | 35 | DF | 60° | Heavy | Imported / JP |
| WBK35DFD-C2 | WBK35DFD-C2 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 6769 | 35 | DFD | 60° | Heavy | Imported / JP |
| WBK35DFF-C2 | WBK35DFF-C2 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 6769 | 35 | DFF | 60° | Heavy | Imported / JP |
| WBK40DF-C2 | WBK40DF-C2 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 3534 | 40 | DF | 60° | Heavy | Imported / JP |
| WBK40DFD-C2 | WBK40DFD-C2 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 7068 | 40 | DFD | 60° | Heavy | Imported / JP |
| WBK40DFF-C2 | WBK40DFF-C2 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 7068 | 40 | DFF | 60° | Heavy | Imported / JP |
| WBK17DF-C5 | WBK17DF-C5 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 1808 | 17 | DF | 60° | Heavy | Domestic / CN |
| WBK20DF-C5 | WBK20DF-C5 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 1808 | 20 | DF | 60° | Heavy | Domestic / CN |
| WBK25DF-C5 | WBK25DF-C5 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 2752 | 25 | DF | 60° | Heavy | Domestic / CN |
| WBK25DFD-C5 | WBK25DFD-C5 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 5539 | 25 | DFD | 60° | Heavy | Domestic / CN |
| WBK25DFF-C5 | WBK25DFF-C5 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 5539 | 25 | DFF | 60° | Heavy | Domestic / CN |
| WBK30DF-C5 | WBK30DF-C5 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 2922 | 30 | DF | 60° | Heavy | Domestic / CN |
| WBK30DFD-C5 | WBK30DFD-C5 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 5844 | 30 | DFD | 60° | Heavy | Domestic / CN |
| WBK30DFF-C5 | WBK30DFF-C5 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 5844 | 30 | DFF | 60° | Heavy | Domestic / CN |
| WBK35DF-C5 | WBK35DF-C5 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 3398 | 35 | DF | 60° | Heavy | Domestic / CN |
| WBK35DFD-C5 | WBK35DFD-C5 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 6769 | 35 | DFD | 60° | Heavy | Domestic / CN |
| WBK35DFF-C5 | WBK35DFF-C5 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 6769 | 35 | DFF | 60° | Heavy | Domestic / CN |
| WBK40DF-C5 | WBK40DF-C5 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 3534 | 40 | DF | 60° | Heavy | Domestic / CN |
| WBK40DFD-C5 | WBK40DFD-C5 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 7068 | 40 | DFD | 60° | Heavy | Domestic / CN |
| WBK40DFF-C5 | WBK40DFF-C5 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 7068 | 40 | DFF | 60° | Heavy | Domestic / CN |
| WBK17DF-C4 | WBK17DF-C4 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 1808 | 17 | DF | 60° | Heavy | Domestic / CN |
| WBK20DF-C4 | WBK20DF-C4 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 1808 | 20 | DF | 60° | Heavy | Domestic / CN |
| WBK25DF-C4 | WBK25DF-C4 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 2752 | 25 | DF | 60° | Heavy | Domestic / CN |
| WBK25DFD-C4 | WBK25DFD-C4 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 5539 | 25 | DFD | 60° | Heavy | Domestic / CN |
| WBK25DFF-C4 | WBK25DFF-C4 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 5539 | 25 | DFF | 60° | Heavy | Domestic / CN |
| WBK30DF-C4 | WBK30DF-C4 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 2922 | 30 | DF | 60° | Heavy | Domestic / CN |
| WBK30DFD-C4 | WBK30DFD-C4 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 5844 | 30 | DFD | 60° | Heavy | Domestic / CN |
| WBK30DFF-C4 | WBK30DFF-C4 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 5844 | 30 | DFF | 60° | Heavy | Domestic / CN |
| WBK35DF-C4 | WBK35DF-C4 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 3398 | 35 | DF | 60° | Heavy | Domestic / CN |
| WBK35DFD-C4 | WBK35DFD-C4 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 6769 | 35 | DFD | 60° | Heavy | Domestic / CN |
| WBK35DFF-C4 | WBK35DFF-C4 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 6769 | 35 | DFF | 60° | Heavy | Domestic / CN |
| WBK40DF-C4 | WBK40DF-C4 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 3534 | 40 | DF | 60° | Heavy | Domestic / CN |
| WBK40DFD-C4 | WBK40DFD-C4 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 7068 | 40 | DFD | 60° | Heavy | Domestic / CN |
| WBK40DFF-C4 | WBK40DFF-C4 Heavy-Duty Fixed-End Ball Screw Support Unit | Download |
---- | 7068 | 40 | DFF | 60° | Heavy | Domestic / CN |
Total 42 items
Search Product List
Heavy Duty Support Units