Connect a hose to a male NPT thread with the Breco HBM-4-3 brass hose barb fitting. The barbed stem grips 1/2″ ID hose, while the 3/8″ MNPT end threads directly into your air line, tool, or coupler port.
Specifications
- Brand: Breco
- Part Number: HBM-4-3
- Type: Male Pipe Thread Hose Barb
- Hose I.D.: 1/2″
- NPT Thread Size: 3/8″ MNPT (3/8-18)
- Connection: 1/2″ Hose Barb x 3/8″ MNPT
- Material: Brass
- Quantity: 1 pc
- Made in USA
Why this fitting
- SECURE HOSE GRIP: The barbed stem bites into 1/2″ ID hose for a leak-resistant hold (use a hose clamp for pressure service).
- DIRECT NPT CONNECTION: 3/8″ MNPT threads straight into tools, couplers, and air-line ports.
- BRASS BUILD: Corrosion-resistant brass stands up to shop air and moisture.
A shop-essential adapter for building and repairing air lines — thread it into your port, push on the hose, clamp, and you are running.
Frequently Asked Questions
What hose does it fit? The barb is sized for 1/2″ inside-diameter hose. Secure with a hose clamp for pressurized air service.
What thread is on the other end? 3/8″ MNPT (male National Pipe Taper, 3/8-18).
Brand and Manufacturer: hpcouplers. Ships fast from stock.


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