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AEROQUIP HOSE FITTS COUPLING

Description & Features

Manufactured by Aeroquip, this fitting assembly is designed for use in hydraulic hose applications requiring reliable coupling connections. Aeroquip is an Eaton brand widely recognized in fluid power for consistent performance across a broad range of hydraulic systems and industrial equipment.

The Aeroquip Hose Fittings Coupling is categorized as a fitting assembly within the hose fittings product line. Fluid compatibility documentation is available from Eaton, providing guidance on approved media for use with this coupling type.

SKU: 4790-20S

Supplier Part Number (MPN): 4790-20S

Specifications

a Dimensions 5.68 in	Compatible Hose ID 1.12 in	Connection Size 1 1-1/4 in	Connection Size 2 1-1/4 in	Connection Type Flanged, Hose	Connection Type 1 Hose	Connection Type 2 Female Code 61 Split Flanged	Construction Style Reusable	Cut-Off Factor 3.36 in	Dimensions 0.32 in ID	Drop Dimensions 2-1/2 in	End Connection Torque 50 to 60 lb-ft	End Size 1 20	Finish Zinc-Plated	Fitting Type 90 deg Elbow	For Use With Model 2766, 27811 and FC195 Hoses	Hex Size 1-5/8	Hose Dash Size 20	Inside Diameter 0.32 in	Material Steel	Material Construction Carbon Steel	Series 4790 Series	Thread Sealant Without Thread Sealant	Thread Size G2

Product Questions & Answers (1)

Question by: Ricky D on Dec 13, 2025, 2:51 PM

What fluids *can* this coupling handle without, ya know, goin' bad on me?

Answer by: Customer Support on Dec 15, 2025, 11:21 AM

Eaton publishes fluid compatibility documentation that specifies approved media for use with this coupling. You can find the document link in the product details.