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Danfoss / Eaton Male BSPP(JIS) X-06 FemaleSTC

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Description & Features

The Danfoss / Eaton FF3509 Series Straight Adapter is expertly engineered for demanding industrial applications. This adapter features a male BSPP (British Standard Pipe Parallel) connection on one end and a female STC (Snap-To-Connect) on the other, with end sizes of 0.25 and 0.375 inches, respectively. Constructed from durable carbon steel, it is designed to withstand harsh environments and offers superior corrosion resistance thanks to its Dura-Kote plating.

With the capability to handle higher operating pressures exceeding SAE standards, this adapter ensures reliable performance in high-pressure systems. Its design offers flexibility, accommodating a wide range of configurations, making it a versatile component for various hydraulic systems. Whether used in manufacturing, construction, or heavy machinery, this straight adapter is a dependable choice for ensuring secure and efficient connections.

SKU: FF3509-0406S

Supplier Part Number (MPN): FF3509-0406S

Specifications

Brand
Aeroquip® by Danfoss
Connection Size 1
1/4 in
Connection Size 2
3/8 in
Connection Type
Female STC, Male BSP, Male ORB BSP
Connection Type 1
Male BSPT
Connection Type 2
Female STC
Connection Type 3
Male ORB BSPP
Connection Type 4
Female STC
Dimensions
1.19 in L x 0.47 in W x 0.24 in H
Finish
Dura-Kote™
Fitting Type
Adapter
Hex Size
3/4 in
Material
Carbon Steel
Material Construction
Carbon Steel
Maximum Operating Pressure
500 psi
nmfc
50
Operating Temperature
-40 to 250 deg F
Series
FF3509 Series
Thread Sealant
Without Thread Sealant
Thread Size
G 1/4 - 19

Product Questions & Answers (1)

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Question by: Patty M on Dec 22, 2025, 2:28 PM
Hey, can this adapter handle some serious pressure in a hydraulic system?
Answer by: Customer Support on Dec 24, 2025, 12:45 PM
Dura-Kote plating provides superior corrosion resistance, and this adapter is capable of handling operating pressures exceeding SAE standards, making it a dependable choice for high-pressure systems.

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