Keep your industrial interlock machine operating at peak efficiency with the 30115002 Needle Plate. This heavy-duty replacement stitch plate is engineered precisely for Jack W4 and Jack K4 Interlock (Flatlock) Machines.

Over time, needle strikes, abrasive threads, and constant fabric friction can nick or wear down your needle plate holes. A damaged plate causes shredded threads, skipped stitches, and uneven fabric feeding. Replacing your worn plate instantly restores factory-level precision to your stitching line.

Key Features & Specifications:

• Part Number: 30115002

• Machine Compatibility: Exclusively tailored for Jack W4 and Jack K4 high-speed interlock sewing machines.

• Industrial Grade: Manufactured from hardened, polished steel to resist burrs, scratching, and wear from intensive daily use.

• Smooth Feeding: Polished surface treatment allows delicate, stretchy, or heavy knit fabrics to glide effortlessly without snagging.

• Perfect Alignment: Precision-cut needle slots ensure exact needle penetration and optimal loop formation for flatlock seams.

Frequently Asked Questions (FAQ)

Q: Which sewing machines use the 30115002 needle plate?

A: This needle plate is a direct factory-spec replacement part made specifically for Jack W4 and Jack K4 series industrial interlock (flatlock) sewing machines.

Q: When should I replace my interlock machine’s needle plate?

A: You should replace it immediately if you notice needle scratches, rough burrs around the needle holes, or if your machine begins skipping stitches, shredding thread, or snagging knit fabrics.

Q: Does this part include the mounting screws?

A: No, this is the individual needle plate item. It is designed to utilize your machine’s existing factory mounting screws for quick installation.