Aircraft Reducer Brass 1/8X1/4 M/F

AirCraft Reducer Brass 1/8x1/4 Male/Female (SB1218)

At a Glance: Brass reducer adaptor with 1/8 x 1/4 male/female threads for compact pneumatic connections.

The AirCraft SB1218 brass reducer is a compact adaptor designed to connect pneumatic components while stepping between 1/8 and 1/4 thread sizes, using a male/female configuration.
Itâs ideal for compressed-air assemblies such as gauges, regulators, valves, manifolds and air tool accessories where you need to adapt sizes cleanly without stacking multiple fittings.
Brass construction adds durability and corrosion resistance, helping keep your pneumatic system reliable, leak-resistant and easy to service in everyday workshop use.

Specifications

Features

• Male/female adaptor Connects one female-threaded component to another fitting in a compact format.
• 1/8 x 1/4 thread sizes Useful for adapting between common small pneumatic components and fittings.
• Brass construction Durable and corrosion resistant for workshop environments.
• Compact design Ideal where space is limited and neat routing matters.

Benefits

• Cleaner assemblies: Steps between sizes with fewer joints and fewer potential leak points.
• More dependable sealing: Correct fitment helps reduce leaks in pneumatic circuits.
• Workshop tough: Brass construction supports long service life and easy maintenance.

Extra Information

• Confirm the thread type and sealing method used in your system before installation.
• Use suitable thread sealant (PTFE tape or pneumatic thread sealant) where required by your application.
• Start threads by hand to avoid cross-threading, then tighten to a firm, secure fit.

Safety

• Depressurise the air system before installing or removing pneumatic fittings.
• Wear eye protection when working with compressed-air connections.
• Use the correct tools and avoid over-tightening to prevent thread damage.
• After fitting, test for leaks before returning the system to normal use.