Series 21 Double Shut-Off Plug (with valve) - Male Thread - Stainless Steel

Parker Series 21 Double Shut-Off Male Plug – Reliable quick coupler with integrated safety valve

The Parker Series 21 Double Shut-Off male quick coupler is engineered for applications where safety and minimizing fluid spillage are critical concerns. The coupler features an integrated shut-off valve that prevents fluid loss during coupling and uncoupling operations – an essential feature for high-pressure hydraulic systems and demanding industrial applications.

Manufactured from stainless steel (SS), this coupler delivers superior corrosion resistance and extended service life even in aggressive or moisture-rich environments. Its robust design makes it ideal for:

• Hydraulic systems and circuits
• Instrumentation and process industries
• Mobile and stationary equipment
• Environments with high corrosion risk

Key features:

• Double shut-off mechanism – minimizes fluid spillage
• Integrated valve for safe, controlled operation
• Male thread (NPT) connection for straightforward installation
• Stainless steel construction for maximum durability
• Parker-grade reliability and performance standards

The Parker Series 21 coupler is supplied with complete technical specifications to ensure compatibility with existing hydraulic systems. The product is certified and complies with international safety and performance standards for quick couplers in fluid transfer applications.