PARKER Compression Fitting Adapter: 1/2 in OD x 3/8 in Pipe Fitting Size, Compression x FNPTF
The PARKER Compression Fitting Adapter (MPN 66C-8-6) is a standard sleeve brass compression fitting, type Compression x FNPTF, supplied in a 10-pack. It connects 1/2 in OD tubing to a 3/8 in pipe fitting size. 3G…
SKU 3G-OTH-481941
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Product Description
The PARKER Compression Fitting Adapter (MPN 66C-8-6) is a standard sleeve brass compression fitting, type Compression x FNPTF, supplied in a 10-pack. It connects 1/2 in OD tubing to a 3/8 in pipe fitting size. 3G Electric sources this OEM part across 14 industrial departments, with specialist expertise in combustion, pumps, and controls to ensure the right fit for your application.
Frequently Asked Questions
What is a PARKER compression fitting adapter used for?
A PARKER compression fitting adapter connects 1/2 in OD tubing to a 3/8 in pipe fitting. It is used in industrial fluid systems for leak-free sealing in pneumatic, hydraulic, and instrumentation lines. 3G Electric sources this OEM part across 14 departments, with specialist expertise in combustion, pumps, and controls.
What are the specifications of the PARKER 66C-8-6 compression fitting?
The PARKER 66C-8-6 is a standard sleeve brass compression fitting, type Compression x FNPTF, supplied in a 10-pack. It connects 1/2 in OD tubing to a 3/8 in pipe fitting size. The manufacturer part number is 66C-8-6. 3G Electric supplies this OEM part globally.
Where to buy PARKER compression fittings in worldwide?
3G Electric supplies PARKER compression fittings worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver the PARKER 66C-8-6 adapter to your site. Contact us for availability and lead time on this OEM part.
How to install a PARKER compression fitting adapter?
To install a PARKER compression fitting adapter, slide the nut and sleeve over the tubing, insert the tube into the fitting body until it seats, then tighten the nut by hand and finish with a wrench. Avoid overtightening to prevent damage. 3G Electric can advise on correct selection for your application.
Used in
Common applications for PARKERPARKER Products
3G Electric supplies PARKER standard sleeve brass compression fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









