RAPIDAIR Compression Fitting Adapter: 40 mm OD x 1/2 in Pipe Size, Compression x FNPT
The RAPIDAIR Compression Fitting Adapter (MPN F4012) is a nylon compression x FNPT adapter for compressed air systems, connecting 40 mm OD tubing to 1/2 in pipe size. 3G Electric interprets your demand for this OEM…
SKU 3G-OTH-491178
Need installation or engineering help?
Ask a question
Product Description
The RAPIDAIR Compression Fitting Adapter (MPN F4012) is a nylon compression x FNPT adapter for compressed air systems, connecting 40 mm OD tubing to 1/2 in pipe size. 3G Electric interprets your demand for this OEM part, sources it, and supports your application across 14 industrial departments — with specialist depth in combustion, pumps, and controls as a trust anchor.
Frequently Asked Questions
What is the RAPIDAIR F4012 compression fitting adapter used for?
The RAPIDAIR F4012 adapter connects 40 mm OD nylon tubing to 1/2 in FNPT threaded ports in compressed air systems. It is commonly used in pneumatic distribution, automation lines, and plant air networks where a leak-resistant, corrosion-proof transition from tubing to pipe is required.
What are the specifications of the RAPIDAIR F4012?
The RAPIDAIR F4012 is a nylon compression fitting adapter with a 40 mm OD tube connection on one end and a 1/2 in FNPT female thread on the other. The manufacturer part number is F4012. It is designed for compressed air service and provides a secure, push-to-connect style seal.
Where to buy the RAPIDAIR F4012 worldwide?
3G Electric supplies the RAPIDAIR F4012 compression fitting adapter to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us with your part number and quantity for a quote and lead time.
How to install a RAPIDAIR compression fitting adapter?
To install the RAPIDAIR F4012, cut the 40 mm OD tubing square and deburr the end. Push the tubing fully into the compression side until it seats. Apply thread sealant to the 1/2 in FNPT port and tighten the adapter by hand plus one quarter turn with a wrench. Do not overtighten.
Used in
Common applications for RAPIDAIRRAPIDAIR Products
3G Electric supplies RAPIDAIR compressed air system nylon compression fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









