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3G Electric
AEROQUIP Hydraulic Hose Adapter: 1/4"-18 Thread Size, 1/4 in x 1/4 in x 1/4 in Fitting Size - NPTF-to-NPTF 316 Stainless Steel Hydraulic Hose Adapters
AEROQUIPNPTF-to-NPTF 316 Stainless Steel Hydraulic Hose Adapters

AEROQUIP Hydraulic Hose Adapter: 1/4"-18 Thread Size, 1/4 in x 1/4 in x 1/4 in Fitting Size

The AEROQUIP 259-2090-4-4 is a rigid, tee-style NPTF-to-NPTF hydraulic hose adapter with a 1/4"-18 thread size and 1/4 in x 1/4 in x 1/4 in fitting size. It features female x female x female connections, constructed…

SKU 3G-OTH-650463

Also listed as: 259209044 · 259 2090 4 4

Brand
AEROQUIP
Item
Hydraulic Hose Adapter: 1/4"-18 Thread Size, 1/4 in x 1/4 in x 1/4 in Fitting Size
Part Number
259-2090-4-4
Category
NPTF-to-NPTF 316 Stainless Steel Hydraulic Hose Adapters
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Technical Specifications

AEROQUIP
Manufacturer Part Number
259-2090-4-4
Type
Rigid, Tee
Thread Size
1/4"-18
Fitting Size
1/4 in x 1/4 in x 1/4 in
Fitting Gender
Female x Female x Female
Fitting Connection Type
NPTF x NPTF x NPTF

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AEROQUIP Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The AEROQUIP 259-2090-4-4 is a rigid, tee-style NPTF-to-NPTF hydraulic hose adapter with a 1/4"-18 thread size and 1/4 in x 1/4 in x 1/4 in fitting size. It features female x female x female connections, constructed from 316 stainless steel.

Frequently Asked Questions

What is the AEROQUIP 259-2090-4-4 hydraulic hose adapter used for?

The AEROQUIP 259-2090-4-4 is a rigid tee adapter used to split or combine hydraulic fluid lines in industrial systems. Its 316 stainless steel construction resists corrosion, making it suitable for demanding environments like machining, material handling, and power transmission applications.

What are the specifications of the AEROQUIP 259-2090-4-4?

This AEROQUIP adapter has a 1/4"-18 thread size, 1/4 in x 1/4 in x 1/4 in fitting size, and female NPTF connections on all three ports. It is a rigid tee made from 316 stainless steel, designed for reliable sealing in hydraulic systems.

Where to buy the AEROQUIP 259-2090-4-4 worldwide?

3G Electric supplies the AEROQUIP 259-2090-4-4 worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver this adapter to support your hydraulic system needs across 14 departments, including pneumatics and power transmission.

How to install the AEROQUIP 259-2090-4-4 tee adapter?

Install the AEROQUIP 259-2090-4-4 by applying thread sealant to the male NPTF ends and hand-tightening into female ports. Use a wrench for final snugging—avoid over-torquing to prevent damage to the 316 stainless steel tee. Always depressurize the system before installation.

Used in

Common applications for AEROQUIP
Industrial machinery — Aeroquip JIC-to-JIC steel hydraulic hose adapters (e.g., 203102-8-8S) for connecting hydraulic lines in fluid power systems.
Heavy equipment — Aeroquip FC579 high-impulse hose assemblies (e.g., HB-9206Q) for high-pressure hydraulic circuits in jacking systems.
Fluid power maintenance — Aeroquip NPTF-to-NPTF rigid steel adapters (e.g., 2081-16-8S) for connecting pumps, valves, and cylinders.
Hydraulic repair — Aeroquip brass barbed hose fittings (e.g., 4738-6-6B) for -6 dash size hoses with 3/8 in inside diameter, reusable.
Mobile hydraulics — Aeroquip NPSM-to-NPTF swivel adapters (e.g., 2049-20-20S) for joining straight-thread and tapered-thread ports.
Equipment assembly — Aeroquip crimp hydraulic hose fittings (e.g., 3G-OTH-452387) for -16 hose dash size with JIC female swivel and 90° elbow.
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AEROQUIP Products

3G Electric supplies AEROQUIP nptf-to-nptf 316 stainless steel hydraulic hose adapters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This NPTF-to-NPTF adapter is made of 316 stainless steel for corrosion resistance. It has a 1 in x 1/2 in fitting size with male x female gender and a 1/2"-14 thread. Used in high-pressure hydraulic systems, lubrication lines, and instrumentation to connect threaded ports
AEROQUIP
This NPTF-to-NPTF adapter is made of 316 stainless steel for corrosion resistance. It has a 1 in x 1/2 in fitting size with male x female gender and a 1/2"-14 thread. Used in high-pressure hydraulic systems, lubrication lines, and instrumentation to connect threaded ports

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