DRIVE SHAFTS / PLUMMER BLOCKS / HAND WHEELS
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Standard Drive Shafts
There are three standard drive shaft sizes offered Screw Jack with ends machined to suit actuator system couplings however drive shafts can be supplied to customer sizes with specific end designs.
Standard Drive Shafts |
Rated Torque (Nm) |
Rated Angle of Twist per Metre (Degrees) |
20mm Diameter |
85 |
4 |
30mm Diameter |
285 |
2.6 |
40mm Diameter |
675 |
2 |
Note
- For other drive shaft types and sizes consult Screw Jack Ltd.
- For detailed analysis consult Screw Jack Ltd.
- Dimensions subject to change without notice.
Plummer Blocks
One Piece Housing Plummer Block
Model |
Bore Size (mm) |
Weight (kg) |
PB1-20 |
20 |
0.6 |
PB1-30 |
30 |
1.1 |
PB1-40 |
40 |
1.9 |
PB1-50 |
50 |
2.8 |
PB1-60 |
60 |
4.5 |
- Cast Iron housing with eccentric locking ring.
- For other styles and sizes of Plummer Blocks consult Screw Jack Ltd.
Split Housing Plummer Block
Plummer blocks are to DIN736 with anti-friction bearings with tapered bores and adapter sleeve. The housings are made of cast iron and are sealed with felt strips on both sides. The housings are designed to allow floating or located bearings (bearing position set with one or two locating rings).
Model |
Bore Size(mm) |
Weight (kg) |
PB20 |
20 |
1.4 |
PB30 |
30 |
2 |
PB40 |
40 |
2.9 |
- For other styles and sizes of Plummer Blocks consult Screw Jack Ltd.
Hand Wheels
Model |
Outer Diameter (mm) |
Handle Bore (mm) |
HW 005 |
98 |
10 |
HW 010 |
157 |
14 |
HW 025 |
198 |
16 |
HW 050 |
198 |
19 |
HW 100 |
247 |
25 |
- Material: Polished aluminium casting and rotating handle.
- Bored and keyed to BS4235 Part 1.
- Other types of hand wheels are available on request. Consult Screw Jack.
