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Parker Hannifin Quick-Disconnect Socket: Straight Through (ST), 1/4 in Coupling Size, Stainless Steel, Ball-Lock, NPTF

Item # 856K391

$41.24 Each

Product Specs

Coupling Size: 1⁄4 in
Body Material: Stainless Steel
Socket Locking Type: Ball-Lock
Type: Socket
Gasket Material: Buna-N
Pipe Size: 1/4
Connection Type: NPTF
Connection Gender: Male
Valved: No
Maximum Operating Pressure: 6,700 psi
Minimum Operating Temperature: -40 ° F
Maximum Operating Temperature: 250 ° F
Interchange Type: Straight Through (ST)
Overall Length: 1 11⁄16 in
Application: Carpet Cleaners; Steam Washers; High Pressure Water
Barbed: No
Body Diameter: 15⁄16 in
Body Material Grade: 303
Features: Optional Coupler Sleeve Lock Helps to Prevent Accidental Disconnection; Multi-Purpose
For Substance Type: Water; Steam
Maximum Flow: 6 gpm
Pack Qty: EA
REACH Compliant: Yes
Resistance Properties: Wear-Resistant
Reusable: Yes
RoHS Compliant: Yes
Sanitary: No
Thread Gender: Male
Thread Size: 1/4"-18
Thread Standard: NPTF

Compliance and Restrictions

Country Of Origin

  • USA

About This Product

This Quick-Disconnect Socket from Parker Hannifin has a Straight Through (ST) interchange type, which has no internal valves, which allows maximum flow with minimum pressure drop. It. It has a 1/4 in coupling size. It has a body constructed of stainless steel, which provides excellent corrosion resistance against chemicals and salt water as well as resistance to scratches, rust, and staining. It has a ball-lock socket locking type, which has a group of balls on the inside of the socket body that are controlled by a spring-loaded sleeve to connect and disconnect the plug. It has a 1/4 pipe size. It has a NPTF connection, which is a National Pipe Thread Tapered Fine fitting that has crest and root heights adjusted for an interference fit, providing better protection against leaks and also known as Dryseal. Sold individually.

About Quick-Disconnect Hose Couplings

Quickly disconnect or connect hoses with these couplings. To connect, push the plug end of the coupling into the socket end until you hear a click. To disconnect, push the socket sleeve back and gently pull the plug end. Plugs (also called nipples) and sockets with the same size and interchange type can be used together.

Get the maximum flow of material through your hose system with these straight through (ST) couplings. Since they have no internal valves, they allow material to flow through without obstruction.

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