Is the Rotary joint with GW BSP/GZ BSP, brass, type AK compatible with standard wash gun hose connections and safe for up to 30 bar pressure?

Yes. The Rotary joint with GW BSP/GZ BSP, brass, type AK is specifically designed for installation in industrial guns, in particular for wash gun hose connections where rotation is required. Made of brass, with internal and external BSP threads, it matches standard BSP hose fittings. It is rated for working pressures up to 30 bar and uses EPDM sealing, so when installed and tightened with compatible BSP fittings and appropriate hose assemblies it is suitable and safe for use up to 30 bar. Ensure correct thread matching (BSP), proper installation, and periodic inspection of the EPDM seal for optimal safety and leak-free operation.

Does the Rotary joint with GW BSP/GZ BSP, brass, type AK require any special maintenance to ensure EPDM seals perform reliably at 30 bar?

Rotary joint with GW BSP/GZ BSP, brass, type AK: EPDM seals at 30 bar generally perform reliably if proper basic maintenance and installation practices are followed. Key points: - Ensure correct installation torque and alignment to avoid uneven compression or extrusion of seals. - Use clean, compatible fluids and avoid aggressive chemicals or oils that degrade EPDM (EPDM is not resistant to many hydrocarbons). - Inspect seals regularly for wear, hardening, cuts or extrusion, especially after heavy use; replace at first sign of damage. - Maintain proper lubrication where specified (use lubricants compatible with EPDM and brass). - Prevent particulate ingress by using clean hoses and fittings; contamination accelerates wear. - Avoid prolonged exposure to temperatures outside EPDMâs range (typically -40Â°C to +120Â°C depending on compound). Following these steps will maximize seal life and reliable performance at 30 bar.

Can Rotary joint with GW BSP/GZ BSP, brass, type AK be used with different hose materials without affecting EPDM sealing?

Yes. Rotary joint with GW BSP/GZ BSP, brass, type AK can be used with different hose materials without affecting the EPDM sealing, provided a few practical conditions are met. Key points: - EPDM is compatible with water, steam (lowâmedium temperature), many detergents, and most aqueous solutions commonly used in wash guns. If the hose fluid/media fall within EPDMâs compatibility range, the seal integrity will remain intact. - The rotary joint body is brass and rated to 30 bar working pressure; ensure the chosen hose material and its fittings are also rated for the operating pressure and temperature. Mismatched pressure or temperature limits, not the hose material per se, are the usual cause of seal failure. - Mechanical compatibility: hose end fittings (threads, ferrules, crimps) must match the GW BSP/GZ BSP connections and provide correct alignment and clamping. Improper fitting can stress or displace the EPDM seal. - Chemical compatibility: avoid hose materials or internal liners that leach plasticizers, solvents, or oils incompatible with EPDM (e.g., many hydrocarbons, mineral oils, ketones). Such chemicals can degrade EPDM even if the brass joint itself is unaffected. - Temperature: EPDM performs well from about -40Â°C to +120Â°C (short peaks higher may be tolerated). Ensure hose media/temperatures stay within this range. - Abrasion and particulates: if the hose conveys abrasive solids, consider filtration or sacrificial components; mechanical wear can shorten seal life. - Installation and maintenance: correct assembly, avoidance of over-tightening, and periodic inspection preserve EPDM sealing performance. Conclusion: Rotary joint with GW BSP/GZ BSP, brass, type AK can be used with various hose materials without harming the EPDM seal as long as the hose media, temperature, pressure, chemical compatibility, and mechanical connections are appropriate for EPDM and for the jointâs specifications.

Rotary joint with GW BSP/GZ BSP, brass, type AK

All products, Low-pressure water spray guns/

Additional information

Material	B – brass (bronze)

Rotary joint AK with internal BSP thread and external BSP thread designed for installation in industrial guns, particularly in wash guns at the hose connection point, where rotation is required due to the operation of the gun. Material: brass. Working pressure: up to 30 bar. Sealing: EPDM.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
AK-SWM-09-08	Rotary joint DN9, 1/2" BSP male thread / 1/2" BSP female thread, brass	-	30	In stock	Enquiry
AK-SWM-09-12-08	Rotary joint DN9, G 3/4"/BSP 1/2" female, brass	-	30	In stock	Enquiry
AK-SWM-12-12	Rotary joint DN12, 3/4" BSP male thread / 3/4" BSP female thread, brass	-	30	In stock	Enquiry
AK-SWM-14-12-08	Rotary joint DN14, G 3/4"/G 1/2" BSP, brass	-	30	In stock	Enquiry
AK-SWM-18-16	Rotary joint DN18, G1"/G1" BSP, brass	-	30	In stock	Enquiry

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Rotary joint AK with internal BSP thread and external BSP thread designed for installation in industrial guns, particularly in wash guns at the hose connection point, where rotation is required due to the operation of the gun. Material: brass. Working pressure: up to 30 bar. Sealing: EPDM.