Over 800,000 products available

RS PRO R57 Series Miniature Regulator 1/4 in Threaded BSP

View this category

Subtotal (1 unit)*

£99.49

(exc. VAT)

£119.39

(inc. VAT)

Add to Basket
Select or type quantity
Temporarily out of stock
  • Shipping from 22 June 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£99.49

*price indicative

RS Stock No.:
235-1240
Brand:
RS PRO
Find similar products by selecting one or more attributes.
Select all

Brand

RS PRO

Product Type

Miniature Regulator

Inlet Connection Type

Threaded

Outlet Connection Type

Threaded

Inlet Connection Size

1/4 in

Series

R57

Maximum Operating Pressure

21 bar

Outlet Thread Standard

BSP

Standards/Approvals

No

RoHS Status: Exempt

RS PRO R57 Threaded Miniature Regulator, BSP 1/4 Male, BSP, 1/4 in


This range of RS PRO threaded miniature regulators are tried and tested to the highest standards, made from high quality material and are suitable for many applications. The RS PRO G 1/4-inch NPT port thread connection diaphragm regulator has an aluminium head and dome and features NBR seals. It has adjustable outlet pressure up to 3.4 bar and further can be adjustable up to 4.14 bar with optional springs.

Features and Benefits


  • In-line mounting

  • Diaphragm design

  • Self-relieving

  • Repeatability ±0.017 bar with 7 bar inlet pressure

    Applications


    Pneumatic filters and regulators can be found in any compressed air systems, common applications are;

    Aerospace

    Automotive

    Chemical Manufacturing

    Electronics

    Food manufacturing

    Medical

    Dentistry

    Pharmaceuticals

    Why RS PRO?


    RS PRO is our own brand range and brings you a wide range of high-quality, great value products offering you more choice. Trusted by engineers all over the world, every part of every RS PRO product has been rigorously tested against demanding industry standards

    they’re only given the RS PRO seal of approval if we’re confident of their exceptional quality, which means you can be confident too.

    Related links