Aircraft Nipple Brass 1/4X3/8 M/M

AirCraft Nipple Brass 1/4x3/8 Male/Male (SB1212)

At a Glance: Brass nipple adaptor with 1/4 x 3/8 male/male threads for pneumatic connections.

The AirCraft SB1212 brass nipple is a practical adaptor designed to join two female-threaded pneumatic components while stepping between 1/4 and 3/8 thread sizes.
With male/male threads, itâs ideal for building or repairing compressed-air lines on regulators, filters, manifolds, couplers and air distribution hardwareâ"especially when you want a clean, direct connection without stacking multiple adaptors.
Brass construction offers durability and corrosion resistance, making it a solid choice for workshop pneumatic systems where reliable sealing matters.

Specifications

Features

• Male/male threads Connects two female-threaded pneumatic components.
• 1/4 x 3/8 thread sizes Useful for adapting between common workshop pneumatic fittings.
• Brass construction Durable and corrosion resistant for workshop environments.
• Compact adaptor format Helps create a direct join in tight installations.

Benefits

• Cleaner assemblies: Adapts between sizes without bulky adaptor stacks.
• More dependable connections: Correct sizing supports better sealing and fewer air leaks.
• Long service life: Brass construction stands up well in workshop and light industrial use.

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.
• Avoid cross-threadingstart by hand to ensure proper alignment before tightening.

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.