Name: Pressure Relief Valve
SKU: 6815-1/2-300

Portal

Performance

Configuration

Standard Feature

Minimum Pressure

Length At Maximum Opening Height

A Dimension

GunJet spray guns and accessories are available with various outlets, including NPT or BSPT threaded outlets, UniJet threaded outlets (11/16-16) and quick-connect outlets.

Outlet Connection Type

Operating Pressure Range

Outlet Connection Thread Type

Estimated Ready to Ship

Threaded nozzles are typically offered with tapered pipe threads. NPT and BSPT threads are the most common. Other thread types are available for selected nozzles.

Inlet Connection Thread Type

Standard hydraulic nozzles range in connection size from 1/8” threaded nozzles up to those with 12” flange connections. Larger connection sizes typically have larger flow rates but a wide variety of configurations are available to meet your application needs.

Inlet Connection Size

Outlet Connection Gender

Maximum Pressure

Our products are grouped into these primary product types:
- Nozzle - Body _(a nozzle body without a spray tip)_
- Tip _(a spray tip without a nozzle body)_
- Assembly _(a complete nozzle assembly including both a nozzle body and a spray tip)_

Product Type

Spray nozzles are manufactured from a wide variety of materials that have been determined to meet the usual requirements of the applications most commonly associated with that type of nozzle. Standard materials include brass, steel, various stainless steels, hardened stainless steels, many plastics and various carbides. Spray nozzles can also be supplied in other materials upon special request. Materials of construction affect nozzle wear life and resistance to corrosion and abrasion.
> _For more information on nozzle materials, download our [technical reference document](https://spray.widen.net/download/spray/oeafrrites/cat75HYD_us_Tech-Reference_A.pdf) or contact your [local Spraying Systems Co. sales rep](https://www.spray.com/contact/find-a-representative)._

Material Composition

Model

Threaded nozzles are available with male (external) threads or female (internal) threads.

Inlet Connection Gender

Most nozzles are available with NPT or BSPT connections. Other threaded connections are available on select nozzles and additional connection types, such as flange and quick-connect, are also common. Some nozzles are also available with sanitary connections.

Inlet Connection Type

Outlet Connection Size

B Dimension

QuickMist® Quick Connect Air Atomizing Nozzles

Electrically-Actuated / Hydraulic Atomizing

Throttling and Pressure Relief/Regulating Valves

Piston-Type Pressure Relief Valve

* Pressure relief/regulating valves control line pressure and minimize liquid waste
* Valves return excess liquid back to the liquid source or to pump inlet