Danfoss / Eaton Cplng ST Series

Description & Features

Experience seamless fluid transfer with the Danfoss / Eaton Hansen ST Series Quick Disconnect Couplings Socket. Crafted from durable brass, this female half coupling ensures reliable performance across various applications, including fluid transfer, chemical processing, food and beverage, injection molding, marine, medical, pressure washing, and steam cleaning. The innovative push-to-connect design allows for effortless connection and disconnection without the need for special tools, while the robust construction exceeds ISO 16028 operating pressures, ensuring dependable service under demanding conditions.

With a flow rate of 66 gallons per minute, this coupling is designed for efficiency and versatility. The straight-through valve type facilitates smooth operation, and the ball lock internal connection type provides secure engagement. Suitable for a wide range of fluids, the Buna-N seal material enhances compatibility, making this coupling a versatile choice for industrial applications. The coupling features a BSPP end type with a 0.75-inch port size, tailored for precise fitting and optimal performance.

SKU: 6S31BS

Supplier Part Number (MPN): 6S31BS

Specifications

Alternate Part Numbers
Alternate Part Number MINO-00015X07689
Application
Fluid Transfer, Chemical, Food and Beverage, Injection Molding, Marine, Medical, Pressure Washing, Steam Cleaning
Brand
Danfoss Power Solutions (II LLC Aeroquip)
Brand
Aeroquip
Pack Size
1.00
UOM
EA
End Gender 1
13553
End Gender 2
13555
End Size 2
0.75
End Type 1
Push to Connect
End Type 2
BSPP
Features
Quick connect and disconnect|No need for special tools|Exceeds ISO 16028 operating pressures
Flow Rate1
66 gallons per minute
ICC
Quick Disconnect Couplings
Internal Connection Type
Ball Lock
Item Type
Female Half
Language
English
Minimum Working Temperature
-40
Net Pack Quantity Units
EA
Port Size
3/4
Product Material
Brass
Product Width
1.72
Safety locking Mechanism
None
Seal Material
Buna-N
Sub Brand
Hansen
Supplier Part Number
6S31BS
Valve Type
Straight Thru
Product Weight
0.66 lbs

Product Questions & Answers (1)

Question by: Chad R on Dec 26, 2025, 4:54 PM
If I'm hooking this up for pressure washing, what kinda flow rate can I expect?
Answer by: Customer Support on Dec 28, 2025, 6:41 AM
You're looking at a flow rate of 66 gallons per minute with this coupling.