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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 | Shape | 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 | Sleeve Material |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 21KAIW13RVX | Backordered | POR | PARKER | Straight | 0.036 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Single Shut-Off | 17 mm | Healthcare & Life Sciences | 550 L/min Maximum (air) | Pneumatics | Standard Valve | Energy Management | Without Surface Treatment | Pneumatic Quick Couplings | Stainless Steel 303 | Coupler | Quick-Connect | FKM | Air | Sleeve | Series 21 | Yes | G 1/4 | Female | European Profile | 16 mm | 1 | Germany | Series 21 Plug | RoHS | Low Pressure Connectors Europe Division | up to 35 bar | 392 °F | 5 °F | Single Shut-Off | Coupler | 1/4" | Female, BSPP | Stainless Steel AISI 303 | ||
| 21KAIW17EKX | Backordered | POR | Rectus | Straight | 0.0415 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Single Shut-Off | 19 mm | Transportation | 2.7 L/min (water) | Pneumatics | Standard Valve | Electronics | Without Surface Treatment | Pneumatic Quick Couplings | Stainless Steel 316L | Coupler | Quick-Connect | FFKM | Compressed Air | Sleeve | Series 21 | G 3/8 | BSPP ISO 228 Parallel | European Profile | 1 | Germany | Series 21 Plug | ATEX | Low Pressure Connectors Europe Division | up to 35 bar | 464 °F | -25 °C | Single Shut-Off | Coupler | 3/8" | Female, BSPP | Stainless Steel AISI 316L | ||||
| 21KAIW17EVX | Backordered | POR | PARKER | Straight | 0.042 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Single Shut-Off | 19 mm | General Industrial | 550 L/min Maximum (air) | Fluid & Gas Handling | Standard Valve | Industrial Machinery | Without Surface Treatment | Pneumatic Quick Couplings | Stainless Steel 316L | Coupler | Quick-Connect | FKM | Compressed Air | Sleeve | Series 21 | Yes | G 3/8 | BSPP ISO 228 Parallel | European Profile | 16 mm | 1 | Germany | Series 21 Plug | ATEX | Low Pressure Connectors Europe Division | up to 507 psi | 200 °C | 5 °F | Single Shut-Off | Coupler | 3/8" | Female, BSPP | Stainless Steel AISI 316L | ||
| 21KAIW17MPN | Backordered | POR | PARKER | Straight | 0.042 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Single Shut-Off | 19 mm | Healthcare & Life Sciences | 550 L/min (air) | Pneumatics | Standard Valve | Food & Beverages | Nickel-plated | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Air | Sleeve | Series 21 | Yes | G 3/8 | Female | European Profile | 16 mm | 10 | Germany | Series 21 Plug | ATEX | Low Pressure Connectors Europe Division | up to 35 bar | 100 °C | -4 °F | Single Shut-Off | Coupler | 3/8" | Female, BSPP | Brass, Nickel-plated | BRASS | |
| 21KAIW17MPX | Backordered | POR | PARKER | Straight | 0.042 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Single Shut-Off | 19 mm | Electronics | 550 L/min (air) | Pneumatics | Standard Valve | Trucks & Trailers | Without Surface Treatment | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Compressed Air | Sleeve | Series 21 | Yes | G 3/8 | Female | European Profile | 16 mm | 10 | Germany | Series 21 Plug | ATEX | Low Pressure Connectors Europe Division | up to 35 bar | 212 °F | -4 °F | Single Shut-Off | Coupler | 3/8" | Female, BSPP | Brass | BRASS | |
| 21KAIW17RVX | Backordered | POR | PARKER | Straight | 0.04 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Single Shut-Off | 19 mm | Transportation | 550 L/min Maximum (air) | Pneumatics | Standard Valve | Medical | Without Surface Treatment | Pneumatic Quick Couplings | Stainless Steel 303 | Coupler | Quick-Connect | FKM | Compressed Air | Sleeve | Series 21 | Yes | G 3/8 | Female | European Profile | 16 mm | 1 | Germany | Series 21 Plug | RoHS | Low Pressure Connectors Europe Division | up to 35 bar | 392 °F | 5 °F | Single Shut-Off | Coupler | 3/8" | Female, BSPP | Stainless Steel AISI 303 | ||
| 21KAKE06MPN | Backordered | POR | PARKER | 0.064 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Single Shut-Off | 22 mm | General Industrial | 550 L/min (air) | Pneumatics | Standard Valve | Food & Beverages | Nickel-plated | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Air | Sleeve | Series 21 | Yes | 4x6 mm | Tube Panel mount with Plastic Hose Connection (for front panel installation) | European Profile | 24 mm | 10 | Germany | RoHS | Low Pressure Connectors Europe Division | up to 507 psi | 100 °C | -20 °C | Single Shut-Off | Coupler | 4x6 mm | Panel Mount with Plastic Hose Connection (for front panel installation) | Brass, Nickel-plated | ||||
| 21KAKE06MPX | Backordered | POR | PARKER | 0.065 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Single Shut-Off | 22 mm | Transportation | 550 L/min (air) | Fluid & Gas Handling | Standard Valve | Industrial Machinery | Without Surface Treatment | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Air | Sleeve | Series 21 | Yes | 4x6 mm | Tube Panel mount with Plastic Hose Connection (for front panel installation) | European Profile | 24 mm | 10 | Germany | ATEX | Low Pressure Connectors Europe Division | up to 35 bar | 100 °C | -20 °C | Single Shut-Off | Coupler | 4x6 mm | Panel Mount with Plastic Hose Connection (for front panel installation) | Brass | ||||
| 21KAKE08MPN | Backordered | POR | PARKER | 0.065 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Single Shut-Off | 22 mm | Electronics | 550 L/min (air) | Pneumatics | Standard Valve | Trucks & Trailers | Nickel-plated | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Compressed Air | Sleeve | Series 21 | Yes | 6x8 mm | Tube Panel mount with Plastic Hose Connection (for front panel installation) | European Profile | 24 mm | 10 | Germany | RoHS | Low Pressure Connectors Europe Division | up to 507 psi | 100 °C | -20 °C | Single Shut-Off | Coupler | 6x8 mm | Panel Mount with Plastic Hose Connection (for front panel installation) | Brass, Nickel-plated | ||||
| 21KAKE08MPX | Backordered | POR | PARKER | Straight | 0.066 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Single Shut-Off | 22 mm | Transportation | 550 L/min (air) | Pneumatics | Standard Valve | Medical | Without Surface Treatment | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Air | Sleeve | Series 21 | Yes | 6x8 mm | Tube Panel mount with Hose Nut, without Spring Guard (for front panel installation) | European Profile | 24 mm | 10 | Germany | Series 21 Plug | ATEX | Low Pressure Connectors Europe Division | up to 507 psi | 100 °C | -20 °C | Single Shut-Off | Coupler | 6x8 mm | Panel Mount with Plastic Hose Connection (for front panel installation) | Brass | BRASS | |
| 21KAKK06MEN | Backordered | POR | Rectus | Straight | 0.0409 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Single Shut-Off | 14 mm | Electronics | 550 L/min (air) | Pneumatics | Standard Valve | Medical | Nickel-plated | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | EPDM | Air | Sleeve | Series 21 | Yes | 4x6 mm | Tube with Spring Guard | European Profile | 16 mm | 10 | Germany | Series 21 Plug | ATEX | Low Pressure Connectors Europe Division | up to 35 bar | 302 °F | -40 °F | Single Shut-Off | Coupler | 4x6 mm | Plastic Hose Connection with Spring Guard | Brass, Nickel-plated | BRASS | |
| 21KAKK06MPN | Backordered | POR | Rectus | Straight | 0.04 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Single Shut-Off | 14 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 | 4x6 mm | Tube with Spring Guard | European Profile | 16 mm | 10 | Germany | Series 21 Plug | RoHS | Low Pressure Connectors Europe Division | up to 35 bar | 212 °F | -4 °F | Single Shut-Off | Coupler | 4x6 mm | Plastic Hose Connection with Spring Guard | Brass, Nickel-plated | BRASS | |
| 21KAKK06MPX | Backordered | POR | Rectus | Straight | 0.04 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Single Shut-Off | 14 mm | Healthcare & Life Sciences | 550 L/min (air) | Fluid & Gas Handling | Standard Valve | Air & Gas Compressor | Without Surface Treatment | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Compressed Air | Sleeve | Series 21 | Yes | 4x6 mm | Tube with Spring Guard | European Profile | 16 mm | 10 | Germany | Series 21 Plug | ATEX | Low Pressure Connectors Europe Division | up to 507 psi | 212 °F | -4 °F | Single Shut-Off | Coupler | 4x6 mm | Plastic Hose Connection with Spring Guard | Brass | BRASS | |
| 21KAKK08MPN | Backordered | POR | PARKER | Straight | 0.044 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Single Shut-Off | 14 mm | Transportation | 550 L/min (air) | Pneumatics | Standard Valve | Safety & Rescue | Nickel-plated | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Compressed Air | Sleeve | Series 21 | Yes | 6x8 mm | Tube with Spring Guard | European Profile | 16 mm | 10 | Germany | Series 21 Plug | ATEX | Low Pressure Connectors Europe Division | up to 507 psi | 100 °C | -4 °F | Single Shut-Off | Coupler | 6x8 mm | Plastic Hose Connection with Spring Guard | Brass, Nickel-plated | BRASS | |
| 21KAKK08MPX | Backordered | POR | Rectus | Straight | 0.044 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Single Shut-Off | 14 mm | Transportation | 550 L/min (air) | Pneumatics | Standard Valve | Energy Management | Without Surface Treatment | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Air | Sleeve | Series 21 | Yes | 6x8 mm | Tube with Spring Guard | European Profile | 16 mm | 10 | Germany | Series 21 Plug | ATEX | Low Pressure Connectors Europe Division | up to 507 psi | 212 °F | -4 °F | Single Shut-Off | Coupler | 6x8 mm | Plastic Hose Connection with Spring Guard | Brass | BRASS | |
| 21KAKO06EVX | Backordered | POR | PARKER | Straight | 0.03 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Single Shut-Off | 14 mm | General Industrial | 550 L/min Maximum (air) | Fluid & Gas Handling | Standard Valve | Medical | Without Surface Treatment | Pneumatic Quick Couplings | Stainless Steel 316L | Coupler | Quick-Connect | FKM | Air | Sleeve | Series 21 | Yes | 4x6 mm | Tube with Hose Nut, without Spring Guard | European Profile | 16 mm | 1 | Germany | Series 21 Plug | RoHS | Low Pressure Connectors Europe Division | up to 35 bar | 200 °C | 5 °F | Single Shut-Off | Coupler | 4x6 mm | With Plastic Hose Connection | Stainless Steel AISI 316L | ||
| 21KAKO06MPN | Backordered | POR | PARKER | Straight | 0.032 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Single Shut-Off | 14 mm | Healthcare & Life Sciences | 550 L/min (air) | Pneumatics | Standard Valve | Safety & Rescue | Nickel-plated | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Compressed Air | Sleeve | Series 21 | Yes | 4x6 mm | Tube with Hose Nut, without Spring Guard | European Profile | 16 mm | 10 | Germany | Series 21 Plug | RoHS | Low Pressure Connectors Europe Division | up to 507 psi | 100 °C | -4 °F | Single Shut-Off | Coupler | 4x6 mm | With Plastic Hose Connection | Brass, Nickel-plated | BRASS | |
| 21KAKO06MPX | Backordered | POR | Rectus | Straight | 0.032 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Single Shut-Off | 14 mm | Transportation | 550 L/min (air) | Fluid & Gas Handling | Standard Valve | Trucks & Trailers | Without Surface Treatment | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | NBR | Air | Sleeve | Series 21 | Yes | 4x6 mm | Tube with Hose Nut, without Spring Guard | European Profile | 16 mm | 10 | Germany | Series 21 Plug | RoHS | Low Pressure Connectors Europe Division | up to 35 bar | 100 °C | -4 °F | Single Shut-Off | Coupler | 4x6 mm | With Plastic Hose Connection | Brass | BRASS | |
| 21KAKO06MVN | Backordered | POR | PARKER | 0.0326 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Single Shut-Off | 14 mm | Healthcare & Life Sciences | 550 L/min (air) | Pneumatics | Standard Valve | Textile Machinery | Nickel-plated | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | FKM | Compressed Air | Sleeve | Series 21 | Yes | 4x6 mm | Tube with Hose Nut, without Spring Guard | European Profile | 16 mm | 10 | Germany | RoHS | Low Pressure Connectors Europe Division | up to 35 bar | 200 °C | -15 °C | Single Shut-Off | Coupler | 4x6 mm | With Plastic Hose Connection | Brass, Nickel-plated | ||||
| 21KAKO06RVX | Backordered | POR | PARKER | Straight | 0.03 kg | 5 mm (nominal) | Low Pressure Connectors Europe Division | Single Shut-Off | 14 mm | Transportation | 550 L/min Maximum (air) | Fluid & Gas Handling | Standard Valve | Energy Management | Without Surface Treatment | Pneumatic Quick Couplings | Stainless Steel 303 | Coupler | Quick-Connect | FKM | Compressed Air | Sleeve | Series 21 | Yes | 4x6 mm | Tube with Hose Nut, without Spring Guard | European Profile | 16 mm | 1 | Germany | Series 21 Plug | RoHS | Low Pressure Connectors Europe Division | up to 35 bar | 392 °F | 5 °F | Single Shut-Off | Coupler | 4x6 mm | With Plastic Hose Connection | Stainless Steel AISI 303 |
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