Holmbury Screw to Connect PSB Series Female NPTF Thread Couplings ISO 14540 Standard

Holmbury Screw to Connect PSB Series Female NPTF Thread Couplings ISO 14540 Standard

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Holmbury Screw to Connect PSB Series Quick Release Couplings


Holmbury are a globally recognized as a provider for high quality and reliable fluid power products, they most notably specialise in hydraulic quick release couplings & ball valves. All Holmbury produced products have been tested in laboratories and in the field to ensure Quality Management System standards are met in correlation with ISO 9001-2015 Certification.

The PSP & PSB Series are designed for high pressure applications, the screw to connect design removes the possibility of damage via brinelling, and these series are met in correlation with ISO 14540 Certification standards. the PSP offers a Poppet Valve while the PSB offers the ball valve. The coupling is capable of bi-directional flow.

High pressure applications (Up to 720 bar (10440 psi) for PSB and 1000 bar (14500 psi) for PSP), General industrial, construction plant, mobile equipment, demolition and agricultural industries, Hydraulic jacks and Torque wrenches
All Holmbury carbon steel products come fitted with the standard Nitrile Butadiene Rubber seals which provides a temperature range of -40°C up to 106°C

Technical Information
Thread Gender: Female
Type: Screw to Connect
Thread: NPTF
Temperature Range: -40°C up to 106°C (Nitrile)
Material: Carbon Steel (Trivalent Plating)
Seal: Nitrile
ISO 14540

Special sizes/variations available on request such as;

DN10 Body x 3/8" NPTF Male Thread [PSB]


Can't Find A Part? Ask us!
We manufacture specials and oddballs from steel, stainless steel, brass and various other materials.


The purchaser of these items must ensure that they are satisfactory for use in the application for which they are intended.
No responsibility can be accepted by the manufacturers if any adaptors are incorrectly or inadequately fitted.