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Danfoss / Eaton Aeroquip 4-Wire Spiral TTC Fitting

Description & Features

The Danfoss / Eaton 4S Series Crimp Hose Fittings CAT Flange is specifically designed for demanding industrial applications featuring an innovative design that ensures maximum uptime and reliable performance.

Each fitting is made from carbon steel providing durability and strength. The Dura-Kote plating offers superior corrosion resistance extending the life of the hose assembly.

Designed to meet SAE J1176 certifications this fitting is tailored for applications requiring robust and reliable connections. The product features a flanged end type 1 and can be used with line/hose/tube connections for end type 2.

With a product width of 2.46 inches this fitting is engineered to be a reliable component in industrial fluid and power solutions.

Supplier Part Number: 4S20CT20

ECCN: EAR99

Specifications

Brand Aeroquip® by Danfoss	a Dimensions 4.9 in	Compatible Hose ID 1-1/4 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 Caterpillar Flanged	Construction Style Crimp	Cut-Off Factor 2.72 in	Dimension Standards SAE J1176	Dimensions 4.98 in L x 2.46 in W x 2.46 in H	End Size 1 20	Finish Dura-Kote™	Fitting Type Hose Fitting	For Use With H430, H430R, H525H, H471, H810L, H600, H464 and H850 Series Hoses	Hose Dash Size 20	Inside Diameter 0.99 in	Material Steel	Material Construction Carbon Steel	nmfc 50	Segment Code A	Series 4S Series	Thread Sealant Without Thread Sealant

Product Questions & Answers (1)

Question by: Lance M on Jan 13, 2026, 11:48 AM

What size hose does this fitting work with? I'm seeing -20 in the description, just wanna be sure.

Answer by: Customer Support on Jan 14, 2026, 8:03 PM

That's right, this Eaton Aeroquip fitting is designed for a hose dash size of -20.