# PC4-01, M10 connector

> PC4-01 pneumatic connector with M10 thread, used to guide the 4mm PTFE tube in E3D-type print head assemblies on 3D printers. Push-fit fitting for easy tube insertion, outer thread diameter 9.5mm. Does not allow direct pass-through of the 4mm tube by default, but can be modified using a 4.5mm drill bit.

- Page: https://sigmanortec.ro/en/pc4-01-m10-connector
- Price: 4.36 RON
- Availability: In stock; 1-2 zile
- Reference: 93-4 · EAN: 5944322645288
- Category: 3D and CNC printers > Components and Parts > Pneumatic Fittings
- Package (shipping data): 0.005 kg
- Updated: 2026-09-23
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-22 03:25 (Europe/Bucharest)

## Description

Pneumatic connector for 3D printers, ideal for securely guiding the 4mm PTFE tube into the E3D print head assembly. It has an M10 thread for firm mounting, push-fit quick release for easy tube insertion, keeps the tube fixed for stable filament feeding, outer thread diameter 9.5mm.
PC4 pneumatic connector suitable for PTFE tubes with an outer diameter of 4mm for 3D printers.
In general, the M5 threaded connector fits into the filament feeder, while the M10 fits into the e3d print head assembly.
Specifications:
Thread: M10
Connector type: Pneumatic
Allows passage of 4mm tube: YES
Connector guide:
Variants:
- Outer diameter PC4-M5: 6mm
- Outer diameter thread PC4-M6: 6mm (allows passage of Teflon tube)
- Outer diameter thread PC4-01: 9.5mm