PARKER Compression Fitting Nut: 3/4 in OD Size, Compression, Brass
The PARKER Compression Fitting Nut (MPN 12NU12-B) is a double-ferrule brass compression fitting for 3/4 in OD tubing, featuring a 1"-20 thread size. Part of the A-Lok(R) series, it is compatible with Swagelok…
SKU 3G-OTH-473541
Need installation or engineering help?
Ask a question
Product Description
The PARKER Compression Fitting Nut (MPN 12NU12-B) is a double-ferrule brass compression fitting for 3/4 in OD tubing, featuring a 1"-20 thread size. Part of the A-Lok(R) series, it is compatible with Swagelok fittings. 3G Electric interprets your demand and sources this genuine PARKER component across 14 industrial departments, with specialist depth in combustion, pumps and controls.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the PARKER 12NU12-B compression fitting nut used for?
The PARKER 12NU12-B is a double-ferrule brass compression nut for 3/4 in OD tubing. It creates leak-tight connections in instrumentation, hydraulic, and process systems. Part of the A-Lok(R) series, it is compatible with Swagelok fittings. 3G Electric sources this genuine PARKER component for industrial applications worldwide.
What are the specifications of the PARKER 12NU12-B compression fitting nut?
The PARKER 12NU12-B is a brass compression nut with a 1"-20 thread size, designed for 3/4 in OD tubing. It is part of the A-Lok(R) series and is compatible with Swagelok fittings. The manufacturer part number is 12NU12-B. 3G Electric supplies this genuine PARKER component across 14 industrial departments.
Where to buy PARKER 12NU12-B compression fitting nut worldwide?
3G Electric supplies the genuine PARKER 12NU12-B compression fitting nut worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to order this A-Lok(R) series brass nut, compatible with Swagelok fittings, for your instrumentation or hydraulic system.
How to install a PARKER double-ferrule compression fitting nut?
To install the PARKER 12NU12-B double-ferrule nut, slide the nut and ferrules onto clean, deburred 3/4 in OD tubing. Insert the tube into the fitting body until the tube bottoms. Hand-tighten the nut, then use a wrench to tighten 1-1/4 turns past finger-tight. 3G Electric supplies this genuine PARKER component for reliable connections.
Used in
Common applications for PARKERPARKER Products
3G Electric supplies PARKER double-ferrule brass compression fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









