PARKER Compression Fitting Nut: 3/16 in OD Fitting Size, Compression, Brass
The PARKER Compression Fitting Nut (MPN 61CA-3) is a self-aligning brass compression fitting for 3/16 in OD tubing, supplied in a 100-piece pack. This component is part of our broader industrial solutions across 14…
SKU 3G-OTH-470610
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Product Description
The PARKER Compression Fitting Nut (MPN 61CA-3) is a self-aligning brass compression fitting for 3/16 in OD tubing, supplied in a 100-piece pack. This component is part of our broader industrial solutions across 14 departments, with specialist depth in fluid controls to support your system integrity.
Frequently Asked Questions
What is a PARKER compression fitting nut used for?
A PARKER compression fitting nut secures tubing connections in fluid and pneumatic systems. It creates a leak-tight seal on 3/16 in OD tubing, commonly used in instrumentation, hydraulic, and process control applications where reliable joint integrity is required.
What are the specifications of the PARKER 61CA-3 compression fitting nut?
The PARKER 61CA-3 is a brass compression fitting nut for 3/16 in OD tubing, supplied in a 100-piece pack. It is a self-aligning design from PARKER, part number 61CA-3, suitable for fluid control systems across industrial departments.
Where to buy PARKER compression fitting nuts worldwide?
3G Electric supplies PARKER compression fitting nuts worldwide. We handle full logistics and customs clearance to deliver genuine industrial components like the 61CA-3 to your facility. Contact us for a quote and delivery timeline to your location.
How to install a PARKER compression fitting nut?
To install a PARKER compression fitting nut, slide the nut and ferrule onto the tubing, insert the tube into the fitting body, and tighten the nut by hand, then use a wrench for an additional 1/4 to 1/2 turn. Avoid overtightening to prevent tube deformation.
Used in
Common applications for PARKERPARKER Products
3G Electric supplies PARKER self-aligning brass compression fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









