930001368 Jack Hand Wheel For Overlock Model E3 | W4
Short Description
Original-spec Jack 930001368 handwheel pulley assembly for compatible E3, E4, E4S overlock and W4, W4-D interlock machines. Features an integrated bearing hub, ventilated spoke design, ergonomic outer grip, and secure set-screw mounting for smooth manual needle positioning and machine setup.
Original price was: ₹399.00.₹350.00Current price is: ₹350.00.
The Jack E3 W4 handwheel pulley 930001368 is an original-spec replacement handwheel assembly for compatible Jack industrial overlock and interlock sewing machines. It connects to the upper mainshaft and lets you turn the machine by hand for needle positioning, threading, setup, and controlled machine-head movement.
This Jack handwheel assembly fits compatible Jack E3, E4, E4S overlock machines and Jack W4, W4-D interlock and coverstitch machines. Its balanced design supports smooth rotation and stable machine operation during tailoring and garment production.
What You Get With This Handwheel
- 1 × Jack handwheel pulley assembly
- Part number: 930001368
- Integrated center bearing hub
- Mounting set screws
- Precision-balanced handwheel design
- Suitable for compatible Jack overlock and interlock machines
Key Features
The 930001368 handwheel provides a practical replacement when the original handwheel becomes damaged, worn, or difficult to turn.
The integrated bearing hub helps the handwheel rotate smoothly around the mainshaft. The ventilated spoke design allows airflow around the rotating assembly during continuous sewing.
The ergonomic outer rim gives you a firm grip when you turn the machine manually. You can use the handwheel to position the needle, thread the machine, adjust the machine setup, and control movement around corners.
The dual set-screw hub holds the handwheel securely on the compatible shaft. This design also helps maintain proper alignment during operation.
Machine Compatibility
| Machine Type | Compatible |
|---|---|
| Jack E3 Overlock | Yes |
| Jack E4 Overlock | Yes |
| Jack E4S Overlock | Yes |
| Jack W4 Interlock / Coverstitch | Yes |
| Jack W4-D Interlock / Coverstitch | Yes |
Please verify the shape and measurements of your existing handwheel, shaft connection, and part number before purchasing.
Best Fabric Types
This handwheel works with compatible Jack machine heads rather than with one specific fabric type. The machines it fits can handle various apparel materials, including:
- Cotton: Suitable for everyday garment sewing.
- Jersey and Knits: Useful for stretch and knitted apparel production.
- Polyester: Suitable for common synthetic garment fabrics.
- Fleece: Useful for overlock and interlock sewing applications.
- Denim: Suitable when the machine setup supports the fabric thickness.
- Activewear Materials: Useful for compatible stretch-fabric sewing.
How To Use
- Switch off the sewing machine before installing the handwheel.
- Check the handwheel, shaft connection, and part number against your existing assembly.
- Position the handwheel correctly on the upper mainshaft.
- Tighten the supplied set screws securely.
- Turn the handwheel by hand and check for smooth movement.
- Confirm that the needle and machine mechanism move correctly.
- Start the machine at low speed and check the operation before normal production.
Why Replace Your Jack Handwheel?
A damaged or worn handwheel can make manual machine positioning difficult. The correct 930001368 handwheel pulley restores convenient manual operation and provides a secure connection to the machine’s upper mainshaft.
The handwheel suits tailoring workshops, garment production units, overlock operators, and sewing-machine technicians who work with compatible Jack industrial machines.
Frequently Asked Questions
Is 930001368 compatible with the Jack E3 overlock machine?
Yes. The 930001368 handwheel suits compatible Jack E3 overlock machines. It also fits selected Jack E4 and E4S overlock models. Compare your existing handwheel and shaft connection before ordering to confirm compatibility.
Can I use this handwheel on a Jack W4 machine?
Yes. The 930001368 handwheel suits compatible Jack W4 and W4-D interlock or coverstitch machines. Check the existing part number, handwheel shape, and mounting connection before purchase.
What does a sewing machine handwheel do?
The handwheel lets you rotate the machine mechanism by hand. You can use it to position the needle, check needle movement, thread the machine, and turn the mechanism slowly during setup or troubleshooting.
Does this handwheel include a bearing?
Yes. The 930001368 assembly includes an integrated center bearing hub. The bearing supports smooth rotation while the mounting hub connects the handwheel to the machine’s mainshaft.
Is this handwheel suitable for all Jack overlock machines?
No. Compatibility depends on the machine model and shaft connection. This listing covers specified Jack E3, E4, E4S, W4, and W4-D applications. Please verify the shape and measurements of your existing handwheel before purchasing.
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Product Description
The Jack E3 W4 handwheel pulley 930001368 is an original-spec replacement handwheel assembly for compatible Jack industrial overlock and interlock sewing machines. It connects to the upper mainshaft and lets you turn the machine by hand for needle positioning, threading, setup, and controlled machine-head movement.
This Jack handwheel assembly fits compatible Jack E3, E4, E4S overlock machines and Jack W4, W4-D interlock and coverstitch machines. Its balanced design supports smooth rotation and stable machine operation during tailoring and garment production.
What You Get With This Handwheel
- 1 × Jack handwheel pulley assembly
- Part number: 930001368
- Integrated center bearing hub
- Mounting set screws
- Precision-balanced handwheel design
- Suitable for compatible Jack overlock and interlock machines
Key Features
The 930001368 handwheel provides a practical replacement when the original handwheel becomes damaged, worn, or difficult to turn.
The integrated bearing hub helps the handwheel rotate smoothly around the mainshaft. The ventilated spoke design allows airflow around the rotating assembly during continuous sewing.
The ergonomic outer rim gives you a firm grip when you turn the machine manually. You can use the handwheel to position the needle, thread the machine, adjust the machine setup, and control movement around corners.
The dual set-screw hub holds the handwheel securely on the compatible shaft. This design also helps maintain proper alignment during operation.
Machine Compatibility
| Machine Type | Compatible |
|---|---|
| Jack E3 Overlock | Yes |
| Jack E4 Overlock | Yes |
| Jack E4S Overlock | Yes |
| Jack W4 Interlock / Coverstitch | Yes |
| Jack W4-D Interlock / Coverstitch | Yes |
Please verify the shape and measurements of your existing handwheel, shaft connection, and part number before purchasing.
Best Fabric Types
This handwheel works with compatible Jack machine heads rather than with one specific fabric type. The machines it fits can handle various apparel materials, including:
- Cotton: Suitable for everyday garment sewing.
- Jersey and Knits: Useful for stretch and knitted apparel production.
- Polyester: Suitable for common synthetic garment fabrics.
- Fleece: Useful for overlock and interlock sewing applications.
- Denim: Suitable when the machine setup supports the fabric thickness.
- Activewear Materials: Useful for compatible stretch-fabric sewing.
How To Use
- Switch off the sewing machine before installing the handwheel.
- Check the handwheel, shaft connection, and part number against your existing assembly.
- Position the handwheel correctly on the upper mainshaft.
- Tighten the supplied set screws securely.
- Turn the handwheel by hand and check for smooth movement.
- Confirm that the needle and machine mechanism move correctly.
- Start the machine at low speed and check the operation before normal production.
Why Replace Your Jack Handwheel?
A damaged or worn handwheel can make manual machine positioning difficult. The correct 930001368 handwheel pulley restores convenient manual operation and provides a secure connection to the machine’s upper mainshaft.
The handwheel suits tailoring workshops, garment production units, overlock operators, and sewing-machine technicians who work with compatible Jack industrial machines.
Frequently Asked Questions
Is 930001368 compatible with the Jack E3 overlock machine?
Yes. The 930001368 handwheel suits compatible Jack E3 overlock machines. It also fits selected Jack E4 and E4S overlock models. Compare your existing handwheel and shaft connection before ordering to confirm compatibility.
Can I use this handwheel on a Jack W4 machine?
Yes. The 930001368 handwheel suits compatible Jack W4 and W4-D interlock or coverstitch machines. Check the existing part number, handwheel shape, and mounting connection before purchase.
What does a sewing machine handwheel do?
The handwheel lets you rotate the machine mechanism by hand. You can use it to position the needle, check needle movement, thread the machine, and turn the mechanism slowly during setup or troubleshooting.
Does this handwheel include a bearing?
Yes. The 930001368 assembly includes an integrated center bearing hub. The bearing supports smooth rotation while the mounting hub connects the handwheel to the machine’s mainshaft.
Is this handwheel suitable for all Jack overlock machines?
No. Compatibility depends on the machine model and shaft connection. This listing covers specified Jack E3, E4, E4S, W4, and W4-D applications. Please verify the shape and measurements of your existing handwheel before purchasing.
