257518-56 3-Needle Clamp for Pegasus W561 & W562
The 257518-56 3-Needle Clamp Assembly provides a replacement needle holder for compatible Pegasus W561 and W562 industrial interlock machines with a 5.6mm three-needle gauge.
Also identified by 257518 / 356, this needle clamp securely holds three needles in the needle bar and maintains consistent needle spacing during high-speed garment stitching.
Use this replacement for compatible three-needle interlock, flatlock and coverstitch applications involving T-shirts, activewear, sportswear, underwear, fleece and other knit garments.
Please verify the part number, needle spacing and shape of your existing needle clamp before purchasing.
Key Features
- Part Number: 257518-56
- Alternate References: 257518 / 356
- Needle Configuration: 3 Needle
- Needle Gauge: 5.6mm
- Compatible Machine: Pegasus W561 / W562
- Part Type: Needle Clamp / Needle Holder
- Application: Industrial interlock, flatlock and coverstitch machines
- Pack Quantity: 1 Piece
- Securely holds three needles during sewing
- Maintains consistent needle positioning
- Supports high-speed garment stitching
- Provides a replacement option for a worn or damaged needle clamp
The 5.6mm gauge matches the three-needle configuration used on compatible machines. Always match the clamp gauge with your machine’s needle plate, presser foot and looper arrangement.
Machine Compatibility
| Machine Model |
Compatibility |
| Pegasus W561 |
Yes – 5.6mm configuration |
| Pegasus W562 |
Yes – 5.6mm configuration |
| Pegasus W500 Series |
Verify exact model |
| Pegasus W600 Series |
Verify exact model |
| Pegasus W664 |
Verify exact configuration |
| Pegasus W1562 Series |
Verify exact configuration |
| Jack |
Verify exact model and gauge |
| Siruba |
Verify exact model and gauge |
| Yamato |
Verify exact model and gauge |
| Zoje |
Verify exact model and gauge |
| Singer |
Verify exact model and gauge |
The strongest application for this product is Pegasus W561 and W562 with the 5.6mm three-needle configuration.
Do not select the clamp based only on the machine brand. Compare the existing clamp, part number, mounting shape and needle gauge before ordering.
Why Does the 5.6mm Gauge Matter?
The 5.6mm gauge determines the spacing between the three needles. Your needle clamp, needle plate, presser foot and looper system must work together with the same needle spacing.
Using the wrong gauge can create needle alignment problems and affect stitch formation. Always confirm the required gauge before replacing the needle clamp.
Best Fabric Types
Use the 257518-56 in compatible industrial garment applications involving:
- Cotton – T-shirts and everyday knit garments
- Polyester – sportswear and activewear
- Fleece – sweatshirts and heavier knitwear
- Stretch Fabric – underwear and fitted garments
- Jersey Knit – general garment production
- Woven Fabrics – where the machine supports the application
Your machine setup determines the final sewing performance. Select the correct needle system, thread, stitch settings and machine adjustments for each fabric.
Why Replace a Worn Needle Clamp?
A worn needle clamp may allow the needles to move or sit unevenly. This can affect stitch formation and may cause skipped stitches, needle interference or inconsistent sewing.
Replace the damaged clamp with the correct 257518-56 5.6mm needle clamp to restore secure three-needle positioning.
Always match the replacement with your original part number, gauge and mounting configuration.
How To Replace the Needle Clamp
- Turn off the sewing machine and disconnect the power.
- Remove the three needles from the existing clamp.
- Expose the needle bar and clamp assembly.
- Remove the retaining screws from the old clamp.
- Compare the new clamp with the original component.
- Install the 257518-56 onto the needle bar.
- Insert the correct three needles.
- Check the needle spacing and alignment.
- Tighten the needle locking screws evenly.
- Rotate the machine manually through several cycles.
- Check needle clearance against the needle plate and looper system.
- Test the machine on scrap fabric before starting production.
If the needles do not align correctly, stop the machine and recheck the clamp, gauge and machine configuration.
Related Products
If you are servicing the same Pegasus interlock machine, consider these related replacement parts:
The 257018B56 Needle Plate works with compatible Pegasus flatbed interlock configurations and supports the correct needle positioning during stitching.
257461-56 Presser Foot
The 257461-56 Presser Foot matches compatible three-needle, 5.6mm Pegasus interlock setups.
Feed Dog Set
Related feed dog options include 257207-16F, 257269-16F and 257290-16F. Select the correct version according to your exact machine configuration and fabric application.
These components work around the same needle and fabric-feeding area, making them useful replacement parts when you service an industrial interlock machine.
Please verify the part number, shape and measurements of your existing component before purchasing.
Frequently Asked Questions
What is a 257518-56 needle clamp?
The 257518-56 is a three-needle clamp with a 5.6mm gauge configuration. It holds three needles in the needle bar and maintains their correct spacing during sewing. Use it with compatible Pegasus W561 and W562 configurations after confirming the original part number and gauge.
Does 257518-56 fit Pegasus W561?
Yes. The 257518-56 fits compatible Pegasus W561 5.6mm three-needle configurations. Check your machine subclass and existing needle clamp before ordering because different configurations may require different gauges.
Does 257518-56 fit Pegasus W562?
Yes. The 257518-56 fits compatible Pegasus W562 three-needle configurations using 5.6mm spacing. Compare your existing clamp with the replacement to confirm the correct mounting arrangement.
What does 356 mean on a needle clamp?
356 identifies the 5.6mm three-needle configuration associated with this clamp. When ordering, use the complete 257518-56 reference and compare it with your original component to avoid selecting the wrong gauge.
Is 257518-56 the same as 257518-64?
No. The two clamps use different gauge configurations. The 257518-56 uses 5.6mm spacing, while 257518-64 refers to a different gauge. Do not interchange them unless your machine documentation confirms compatibility.
Can this needle clamp fit other brands?
It may fit selected machines from other brands, but verify the exact model and gauge first. Machine manufacturers can use different needle-bar dimensions and mounting arrangements. Do not rely only on the clamp’s appearance when checking compatibility.
Is this needle clamp suitable for three needles?
Yes. The 257518-56 holds three needles with 5.6mm spacing in compatible industrial interlock configurations. Match the clamp with the machine’s needle plate, presser foot and looper setup for correct operation.
