XC7775051 - Fixed Joint

XC7775051 - Fixed Joint  - NV4000D - Brother

XC7775051 is the official Brother manufacturer part number for the Fixed Joint, a mechanical component located within the upper shaft and needle bar/presser mechanism assembly. This part is widely used in high-end computerized sewing and embroidery machines, most notably the Brother Innov-is NV4000D / 4000 series.

Component Overview

Part Name: Fixed Joint

Part Number: XC7775051

Primary Sub-assembly Location: Upper shaft mechanism, needle bar, and presser mechanism.

Associated Hardware: Typically secured using an M5x5 socket set screw (Part #012500532) and sits adjacent to the main timing belt.Model Cross-CompatibilityBeyond the Brother NV4000D, this exact fixed joint is used across several sibling and successive machines built on similar internal chassis architectures, including:Baby Lock: Ellageo (BLL / BLL2), Ellegante (BLG / BLG2)Brother: Innov-is NV4500D, NV5000, BP2100, and the XV8500D (Dream Machine series)