Description

Overview

The 1/2 x 1/2 NPT hose barb connects flexible hose with a 1/2″ internal diameter to a female 1/2 NPT threaded port. Its straight brass body creates an equal-size transition between hose and pipe connections while keeping the line compact. A ribbed tail, central hex and tapered male thread are machined into one piece, removing the need for a separate threaded adaptor.

Features

• Equal 1/2″ hose and 1/2 NPT connection sizes
• Full-length ribbed tail supports firm hose engagement
• Hex shoulder provides a controlled tightening point
• One-piece brass body keeps the connection compact

Specifications and Materials

Configuration: straight male hose barb.

Hose connection: 1/2″ internal-diameter hose.

Thread connection: 1/2 NPT male.

Material: brass.

Part number: 06-203-0808.

General hose retention guidance is available in the Parker brass hose barb fitting guide

Compatibility and Fitment

The 1/2 x 1/2 NPT hose barb is selected by two different measurements. The barb matches the hose internal diameter, while the threaded end matches a nominal female NPT port. Do not identify the hose size from its outside diameter. Also distinguish NPT from BSP before installation because the nominal size can appear similar even though the thread form and sealing method differ.

These cross-references show where this part replaces the part numbers and applications listed. Some installations may need minor changes. GP-570-0808, GP5700808

Compliance and Safety

Depressurise and drain the circuit before removing the old fitting. Apply sealant suitable for the conveyed medium to the male thread, keeping excess material away from the bore. Tighten through the hex rather than gripping the barb. Cut the hose square, push it fully against the shoulder and secure it with a suitable clamp or crimped ferrule. Restore pressure gradually, then inspect both connection points for leakage and hose movement.

Trailer Applications

This equal-size hose tail suits truck, trailer and workshop pneumatic layouts where 1/2″ flexible hose terminates at a 1/2 NPT female connection. Common installation points include compatible tanks, valves, manifolds and workshop air equipment. Before fitting, confirm the hose material, retaining method and system pressure suit the complete application.

Cross-reference and Suitability

This part cross-references to or suits the following equivalent part numbers and compatible alternatives:

Why Choose ICS Trailers

ICS Trailers supplies hose barbs, rubber hose, clamps and threaded air fittings for truck and trailer pneumatic repairs. For an unmarked fitting, compare the hose bore, thread diameter, thread type and straight body layout before ordering.

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