Brennan 3/4” x 1/4” MNPT Hex Nipple Pipe Fitting – Parker FF-S Equivalent

This listing is for a lot of three brand new Brennan-brand NPT adapters. These fittings are functionally equivalent to Parker part number FG-S (3/4” Female NPT x 1/4” Male NPT) and match Parker’s performance standards in size, pressure, and fit.

These adapters are precision-machined from high-grade zinc-plated steel, offering excellent durability and corrosion resistance for demanding fluid handling applications.

Specifications:

• Brand: Brennan

• Parker Equivalent PN: FG-S

• Material: Zinc-plated Steel

• Connection A (Male): 1/4”-18 NPT/NPTF

• Connection B (Female): 3/4”-14 NPT/NPTF

• Shape: Straight Pipe Adapter

• Max Working Pressure: 4000 PSI (per spec)

• Condition: New (no manufacturer packaging)

Compatible With:

• Swagelok

• SSP

• Eaton

• Parker

• Brennan

• Hy-Lok

• Whitey

• Ideal for hydraulic, pneumatic, and fuel applications requiring NPT thread connections.

Use Case:

Common in shop lines, fabrication, fluid and air control, industrial machinery, and automotive systems.

Why AIX Global?

We specialize in industrial and automotive surplus — valves, fittings, sensors, and more. All inventory is in hand, verified, and ships fast from our New Jersey facility.

Note: These are not Parker-manufactured, but are direct-function, spec-matching equivalents to Parker FG-S.