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Quick Coupling, European profile, ND 5 (Series 21)
*PRODUCT IMAGE IS REPRESENTATIVE PROVIDED BY THE MANUFACTURER. DO NOT MAKE BUYING DECISIONS SOLEY BASED ON THE IMAGE. PLEASE VERIFY SPECIFICATIONS MEET YOUR REQUIREMENTS.
Parker’s Series 21 is a mini-industrial coupling with European profile. Coupling system with single-hand operation. Above average flow performance for liquid and gaseous media.
Markets:
- Industrial
- Electronics and energy management
- Rescue Equipment
- Life Science
- Machinery construction
- Material Handling
- Transportation
- Automotive
- Process
- Food & Beverage
Features/Benefits:
- Mini Industrial Coupling
- Single-hand operation for easy and fast connection
- European profile is the most representative profile worldwide
- Dry-break version available
- Additional safety locking system available to prevent unintentional disconnection
| Action | SKU | Availability | Price | Brand | Weight | Diameter | Division | Function | Hex Size | Industry | Flow Rate | Technology | Valve Type | Application | Plating Type | Product Type | Body Material | Coupling Half | Product Style | Seal Material | For Fluid Type | Operation Type | Product Series | Valve Included | Connection Size | Connection Type | Interchange Type | Outside Diameter | Quantity per Box | Region of Origin | Compatible Fitting | Specifications Met | Division | Maximum Operating Pressure | Maximum Operating Temperature | Minimum Operating Temperature | Version | Coupling Half | Connection Size | Connection Type | Materials of Construction | Shape | Sleeve Material |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 21KSKS08MPN | Backordered | POR | PARKER | 0.05 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Safety (single shut-off) | 17 mm | General Industrial | 550 L/min (air) | Pneumatics | Standard Valve | Industrial Machinery | Nickel-plated | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Air | Sleeve | Series 21 | Yes | 6 x 8 mm | Tube Panel Mount, without spring guard | European Profile | 16 mm | 5 | Germany | Series 21 Plug | ATEX | Low Pressure Connectors Europe Division | up to 507 psi | 212 °F | -20 °C | Single Shut-Off | Coupler - Safety | 6x8 mm | Panel Mount with Plastic Hose Connection | Brass, Nickel-plated | |||
| 21KSKS08MPX | Backordered | POR | PARKER | 0.05 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Safety (single shut-off) | 17 mm | Healthcare & Life Sciences | 550 L/min (air) | Pneumatics | Standard Valve | Industrial Machinery | Without Surface Treatment | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Air | Sleeve | Series 21 | Yes | 6 x 8 mm | Tube Panel Mount, without spring guard | European Profile | 16 mm | 5 | Germany | Series 21 Plug | ATEX | Low Pressure Connectors Europe Division | up to 507 psi | 100 °C | -4 °F | Single Shut-Off | Coupler - Safety | 6x8 mm | Panel Mount with Plastic Hose Connection | Brass | |||
| 21KSTF04MPN | Backordered | POR | PARKER | 0.001 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Safety (single shut-off) | 14 mm | General Industrial | 550 L/min (air) | Pneumatics | Standard Valve | Air & Gas Compressor | Nickel-plated | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Air | Sleeve | Series 21 | Yes | 4 mm | Hose Barb | European Profile | 16 mm | 5 | Germany | Series 21 Plug | ATEX | Low Pressure Connectors Europe Division | up to 507 psi | 100 °C | -4 °F | Single Shut-Off | Coupler - Safety | 4 mm | Hose Barb | Brass, Nickel-plated | |||
| 21KSTF04MPX | Backordered | POR | PARKER | 0.001 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Safety (single shut-off) | 14 mm | General Industrial | 550 L/min (air) | Pneumatics | Standard Valve | Industrial Machinery | Without Surface Treatment | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Air | Sleeve | Series 21 | Yes | 4 mm | Hose Barb | European Profile | 16 mm | 5 | Germany | Series 21 Plug | ATEX | Low Pressure Connectors Europe Division | up to 507 psi | 100 °C | -20 °C | Single Shut-Off | Coupler - Safety | 4 mm | Hose Barb | Brass | |||
| 21KSTF05MPN | Backordered | POR | PARKER | 0.026 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Safety (single shut-off) | 14 mm | General Industrial | 550 L/min (air) | Pneumatics | Standard Valve | Air & Gas Compressor | Nickel-plated | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Compressed Air | Sleeve | Series 21 | Yes | 5 mm | Hose Barb | European Profile | 16 mm | 5 | Germany | Series 21 Plug | ATEX | Low Pressure Connectors Europe Division | up to 507 psi | 212 °F | -20 °C | Single Shut-Off | Coupler - Safety | 5 mm | Hose Barb | Brass, Nickel-plated | Straight | BRASS | |
| 21KSTF05MPX | Backordered | POR | PARKER | 0.026 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Safety (single shut-off) | 14 mm | General Industrial | 550 L/min (air) | Pneumatics | Standard Valve | Industrial Machinery | Without Surface Treatment | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Compressed Air | Sleeve | Series 21 | Yes | 5 mm | Hose Barb | European Profile | 16 mm | 5 | Germany | Series 21 Plug | RoHS | Low Pressure Connectors Europe Division | up to 507 psi | 212 °F | -20 °C | Single Shut-Off | Coupler - Safety | 5 mm | Hose Barb | Brass | |||
| 21KSTF06MPN | Backordered | POR | PARKER | 0.026 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Safety (single shut-off) | 14 mm | General Industrial | 550 L/min (air) | Fluid & Gas Handling | Standard Valve | Medical | Nickel-plated | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Compressed Air | Sleeve | Series 21 | Yes | 6 mm | Hose Barb | European Profile | 16 mm | 5 | Germany | Series 21 Plug | RoHS | Low Pressure Connectors Europe Division | up to 507 psi | 212 °F | -20 °C | Single Shut-Off | Coupler - Safety | 6 mm | Hose Barb | Brass, Nickel-plated | Straight | BRASS | |
| 21KSTF06MPX | Backordered | POR | Rectus | 0.026 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Safety (single shut-off) | 14 mm | Healthcare & Life Sciences | 550 L/min (air) | Pneumatics | Standard Valve | Safety & Rescue | Without Surface Treatment | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Compressed Air | Sleeve | Series 21 | Yes | 6 mm | Hose Barb | European Profile | 16 mm | 5 | Germany | Series 21 Plug | ATEX | Low Pressure Connectors Europe Division | up to 35 bar | 212 °F | -4 °F | Single Shut-Off | Coupler - Safety | 6 mm | Hose Barb | Brass | |||
| 21KSTF08MPN | 1 in stock | POR | Rectus | 0.027 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Safety (single shut-off) | 14 mm | Healthcare & Life Sciences | 550 L/min (air) | Fluid & Gas Handling | Standard Valve | Air & Gas Compressor | Nickel-plated | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Compressed Air | Sleeve | Series 21 | Yes | 8 mm | Hose Barb | European Profile | 16 mm | 5 | Germany | Series 21 Plug | RoHS | Low Pressure Connectors Europe Division | up to 507 psi | 212 °F | -4 °F | Single Shut-Off | Coupler - Safety | 8 mm | Hose Barb | Brass, Nickel-plated | Straight | BRASS | |
| 21KSTF08MPX | Backordered | POR | Rectus | 0.027 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Safety (single shut-off) | 14 mm | Healthcare & Life Sciences | 550 L/min (air) | Fluid & Gas Handling | Standard Valve | Medical | Without Surface Treatment | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Compressed Air | Sleeve | Series 21 | Yes | 8 mm | Hose Barb | European Profile | 16 mm | 5 | Germany | Series 21 Plug | ATEX | Low Pressure Connectors Europe Division | up to 507 psi | 212 °F | -4 °F | Single Shut-Off | Coupler - Safety | 8 mm | Hose Barb | Brass | Straight | BRASS | |
| 21KSTF09MPN | Backordered | POR | PARKER | 0.0275 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Safety (single shut-off) | 14 mm | General Industrial | 550 L/min (air) | Fluid & Gas Handling | Standard Valve | Safety & Rescue | Nickel-plated | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Air | Sleeve | Series 21 | Yes | 9 mm | Hose Barb | European Profile | 16 mm | 5 | Germany | Series 21 Plug | ATEX | Low Pressure Connectors Europe Division | up to 507 psi | 212 °F | -4 °F | Single Shut-Off | Coupler - Safety | 9 mm | Hose Barb | Brass, Nickel-plated | Straight | BRASS | |
| 21KSTF09MPX | Backordered | POR | Rectus | 0.027 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Safety (single shut-off) | 14 mm | Healthcare & Life Sciences | 550 L/min (air) | Fluid & Gas Handling | Standard Valve | Safety & Rescue | Without Surface Treatment | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Air | Sleeve | Series 21 | Yes | 9 mm | Hose Barb | European Profile | 16 mm | 5 | Germany | Series 21 Plug | RoHS | Low Pressure Connectors Europe Division | up to 507 psi | 100 °C | -4 °F | Single Shut-Off | Coupler - Safety | 9 mm | Hose Barb | Brass | |||
| 21KSTF10MPN | Backordered | POR | Rectus | 0.029 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Safety (single shut-off) | 14 mm | General Industrial | 550 L/min (air) | Fluid & Gas Handling | Standard Valve | Air & Gas Compressor | Nickel-plated | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Air | Sleeve | Series 21 | Yes | 10 mm | Hose Barb | European Profile | 16 mm | 5 | Germany | Series 21 Plug | RoHS | Low Pressure Connectors Europe Division | up to 507 psi | 212 °F | -20 °C | Single Shut-Off | Coupler - Safety | 10 mm | Hose Barb | Brass, Nickel-plated | Straight | BRASS | |
| 21KSTF10MPX | Backordered | POR | Rectus | 0.029 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Safety (single shut-off) | 14 mm | General Industrial | 550 L/min (air) | Pneumatics | Standard Valve | Air & Gas Compressor | Without Surface Treatment | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Compressed Air | Sleeve | Series 21 | Yes | 10 mm | Hose Barb | European Profile | 16 mm | 5 | Germany | Series 21 Plug | RoHS | Low Pressure Connectors Europe Division | up to 35 bar | 212 °F | -20 °C | Single Shut-Off | Coupler - Safety | 10 mm | Hose Barb | Brass | Straight | BRASS | |
| 21KSTS04MPN | Backordered | POR | Low Pressure Connectors Europe Division | Single Shut-Off | Coupler - Safety | 4 mm | Panel Mount with Hose Barb | Brass, Nickel-plated | |||||||||||||||||||||||||||||||||||
| 21KSTS04MPX | Backordered | POR | PARKER | 0.001 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Safety (single shut-off) | 14 mm | General Industrial | 550 L/min (air) | Pneumatics | Standard Valve | Industrial Machinery | Without Surface Treatment | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Compressed Air | Sleeve | Series 21 | Yes | 4 mm | Hose Barb Panel Mount | European Profile | 16 mm | 5 | Germany | Series 21 Plug | RoHS | Low Pressure Connectors Europe Division | up to 507 psi | 100 °C | -4 °F | Single Shut-Off | Coupler - Safety | 4 mm | Panel Mount with Hose Barb | Brass | |||
| 21KSTS05MPN | Backordered | POR | Low Pressure Connectors Europe Division | Single Shut-Off | Coupler - Safety | 5 mm | Panel Mount with Hose Barb | Brass, Nickel-plated | |||||||||||||||||||||||||||||||||||
| 21KSTS05MPX | Backordered | POR | Low Pressure Connectors Europe Division | Single Shut-Off | Coupler - Safety | 5 mm | Panel Mount with Hose Barb | Brass | |||||||||||||||||||||||||||||||||||
| 21KSTS06MPN | Backordered | POR | PARKER | 0.047 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Safety (single shut-off) | n/a | Healthcare & Life Sciences | 550 L/min (air) | Fluid & Gas Handling | Standard Valve | Mobile & Defence | Nickel-plated | Pneumatic Quick Couplings | BRASS | Coupler | Sleeve | NBR | Compressed Air | Sleeve | Sleeve | 6 mm | Hose Barb Panel Mount | European Profile | 5 | Germany | Series 21 Plug | ATEX | Low Pressure Connectors Europe Division | 8 to 35 bar | 212 °F | -20 °C | Safety Single Shut-Off | Coupler | 6 mm | Panel Mount with Hose Barb | Brass, Nickel-plated | Straight | BRASS | |||
| 21KSTS06MPX | Backordered | POR | PARKER | 0.047 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Safety (single shut-off) | 17 mm | General Industrial | 550 L/min (air) | Pneumatics | Standard Valve | Medical | Without Surface Treatment | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Compressed Air | Sleeve | Series 21 | Yes | 6 mm | Hose Barb Panel Mount | European Profile | 16 mm | 5 | Germany | Series 21 Plug | RoHS | Low Pressure Connectors Europe Division | up to 507 psi | 100 °C | -4 °F | Single Shut-Off | Coupler - Safety | 6 mm | Panel Mount with Hose Barb | Brass |
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