Jack 803927 KNIFE
Jack 803927 KNIFE is backordered and will ship as soon as it is back in stock.
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Jack 803927 KNIFE
Description
Description
The KNIFE (Part #803927) is a genuine JACK original replacement part designed for JACK JK-780, JK-781, JK-782 and JK-783 SPEEDWAY SW 781D series walking foot machines. Manufactured to OEM specifications for precise fit and reliable performance.
Equivalent Part Numbers
- JACK: 803927
Compatible Machines
This part fits the following industrial sewing machine models:
- JACK: JK-780, JK-781, JK-782, JK-783 SPEEDWAY SW 781D, Juki LBH780 series– under trimmer fixed knife, JK-T781 series
Technical Specifications
| Brand | JACK |
| Part Number | 803927 |
| Part Type | Knives |
| Condition | New – OEM Original |
Looking for a replacement knife for your JACK JK-780 or JK-781 walking foot 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.
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