RS PRO Steel Female Pneumatic Straight Threaded-to-Tube Adapter, 1/2 in Female 21mm Threaded, Tube

Introducing the range of RS PRO Socket Fittings, designed for use with compressed air, pneumatic tools, and industrial water circuit applications. This high-quality brass fitting ensures optimum performance for operations that use high pressure and high temperature, without compromising the longevity of the fitting and providing a leak free seal even at higher pressures. Available in a range of sizes, the single-handed fitting feature allows easy connection and installation with other components, saving on valuable time and resource.

Pneumatic connectors are fittings which can help achieve watertight seals on hoses in a range of domestic and industrial environments. The are used to join two hoses in conjunction with another connector and are most commonly found in:

• Water and Power Plants


• HVAC


• Heating systems

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