Ohio Fabricators Company (OFCO) is a trusted manufacturer and supplier of NPT weld flanges designed for durability, precision, and performance in demanding industrial environments. Whether you need standard tank filtration fittings or custom-engineered solutions, our team delivers reliable products that keep your operations running smoothly.
NPT weld flanges are components that use National Pipe Thread (NPT) specifications to create a secure, leak-resistant joint. Weld-on flanges are permanently welded to the tank, providing a strong and lasting connection.
These flanges are widely used on hydraulic tank reservoirs that require high-pressure or high-temperature applications, making them a permanent essential part of the system.
When choosing Weld flanges, reliability and safety are top priorities. Our flanges provide:
At Ohio Fabricators, we manufacture various port sizes for your specific needs. Our weld flanges are made of forged steel for maximum durability.
Our commitment to quality means you can depend on OFCO for products that perform under pressure.
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Ready to source high-performance products? Contact Ohio Fabricators today for a fast quote or to discuss custom fabrication options.
The Forged Welding Flange features solid, rugged, forged steel construction in a variety of sizes to meet your reservoir fabrication needs
Contact our factory for other products to support your hydraulic tank needs
Part Number | NPT Port Size | "ØA" | "ØB" | "C" | "D" |
---|---|---|---|---|---|
OF-FDF025 | 1/4 | 1.51 | .94 | .54 | .10 |
OF-FDF038 | 3/8 | 1.62 | .94 | .54 | .11 |
OF-FDF050 | 1/2 | 1.82 | 1.12 | .62 | .14 |
OF-FDF075 | 3/4 | 2.04 | 1.27 | .68 | .15 |
OF-FDF100 | 1 | 2.32 | 1.72 | .77 | .17 |
OF-FDF125 | 1-1/4 | 2.70 | 1.93 | .76 | .17 |
OF-FDF150 | 1-1/2 | 3.03 | 2.27 | .78 | .19 |
OF-FDF200 | 2 | 3.52 | 2.61 | .81 | .17 |
OF-FDF250 | 2-1/2 | 4.08 | 3.14 | 1.02 | .17 |
OF-FDF300 | 3 | 4.60 | 3.61 | 1.02 | .19 |
OF-FDF400 | 4 | 5.77 | 4.62 | 1.13 | .18 |
All dimensions are in inches and for reference only. | |||||
Material: Carbon Steel STD 250 series |