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Male SAE O-Ring to Fem STC

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Description & Features

The Eaton Aeroquip Male SAE O-Ring to Female STC adapter is engineered for robust hydraulic connections, ensuring high performance in demanding environments. Crafted from durable carbon steel, this adapter is designed to withstand a minimum working temperature of -40°F, making it suitable for a variety of industrial applications. Its superior Dura-Kote plating provides enhanced corrosion resistance, meeting rigorous ASTM B117 standards.

This versatile component features a male SAE O-Ring Boss connection on one end and a female STC connection on the other, offering flexibility in design with many available styles. With certifications such as DIN 2ST and SAE J1176, this adapter exceeds standard operating pressures, ensuring reliability and efficiency in high-pressure systems.

SKU: FF3042-1616S

Supplier Part Number (MPN): FF3042-1616S

Specifications

Brand
Aeroquip® by Danfoss
Connection Size 1
1 in
Connection Size 2
1 in
Connection Type
Female STC, Male SAE ORB
Connection Type 1
Male SAE ORB
Connection Type 2
Female STC
Dimension Standards
SAE J1926/J1176
Dimensions
50.9 mm L
Finish
Dura-Kote™
Fitting Type
Adapter
Hex Size
41 mm
Material
Steel
Material Construction
Carbon Steel
nmfc
50
Operating Temperature
-40 to 250 deg F
Seal Material
NBR
Series
FF3042 Series
Thread Size
1-5/16-12

Product Questions & Answers (2)

Question by: Glen F on Feb 8, 2026, 12:17 PM
Does the Dura-Kote plating on this adapter actually hold up in wet or muddy conditions, or is that more of a marketing thing?
Answer by: Customer Support on Feb 10, 2026, 8:26 AM
Dura-Kote plating is a legitimate corrosion resistance treatment, not just a label. Eaton Aeroquip tests it against ASTM B117 standards, which is a salt spray test used industrywide to verify how well a coating holds up against moisture and corrosive exposure. For muddy, wet, or outdoor environments, that kind of verified coating matters a lot more than a generic zinc finish.
Question by: Gary M on Oct 27, 2025, 8:51 AM
got a hose end with a female STC, will this adapter let me go over to a male SAE o-ring boss port?
Answer by: Customer Support on Oct 29, 2025, 6:54 AM
Function-wise, it bridges those two connection types. One end is male SAE ORB and the other end is female STC, so it is meant for tying an SAE O-Ring Boss connection to an STC connection in a straight adapter layout.

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