The DOUBLE NEEDLE GAUGE SET (Part 811003) is a genuine JACK original replacement part designed for JACK 7/8″ double, JK-58420G, J 58720G and J series industrial sewing machines. Manufactured to OEM specifications for precise fit and reliable performance.
Equivalent Part Numbers
JACK: 811003
Compatible Machines
This part fits the following industrial sewing machine models:
JACK: 7/8″ double, JK-58420G, J 58720G, J
Technical Specifications
Brand
JACK
Part Number
811003
Part Type
Gauge Sets
Condition
New – OEM Original
Looking for a replacement double needle gauge set for your JACK 7/8″ double or JK-58420G industrial sewing machine? This genuine OEM part ensures reliable performance and precise fit. Shop with confidence — all parts ship from Miami, FL.
⚠️ Compatibility Notice: Always verify your machine model and subclass number before ordering. Part numbers and compatibility are provided as a reference only. Supra Sewing is not responsible for purchases made without confirming compatibility with your specific machine. All sales on replacement parts are final.
