You have no items in your shopping cart.
- Availability & Price
- Search SKU
Filter by attributes
- Application
- Body Material
- Brand
- Compatible Fitting
- Connection Size
- Connection Size
- Connection Type
- Connection Type
- Coupling Half
- Coupling Half
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 | Diameter | Hex Size | Flow Rate | Seal Material | Division | Maximum Operating Pressure | Maximum Operating Temperature | Minimum Operating Temperature | Brand | Weight | Division | Function | Industry | Technology | Valve Type | Application | Plating Type | Product Type | Body Material | Coupling Half | Product Style | For Fluid Type | Operation Type | Product Series | Connection Size | Connection Type | Interchange Type | Quantity per Box | Region of Origin | Specifications Met | Shape | Compatible Fitting | Connection Type | Version | Coupling Half | Connection Size | Materials of Construction | Outside Diameter | Valve Included | Length | Sleeve Material |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 21KBKK08REX | Backordered | POR | 5 mm (nominal) | 14 mm | 2.7 L/min (water) | EPDM | Low Pressure Connectors Europe Division | up to 35 bar | 150 °C | -40 °F | Rectus | 0.045 kg | Low Pressure Connectors Europe Division | Double Shut-Off | Healthcare & Life Sciences | Fluid & Gas Handling | Standard Valve | In-Plant Automotive | Without Surface Treatment | Pneumatic Quick Couplings | Stainless Steel 303 | Coupler | Quick-Connect | Steam | Sleeve | Series 21 | 6x8 mm | Tube with Spring Guard | European Profile | 1 | Germany | RoHS | Straight | Series 21 Plug | Plastic Hose Connection with Spring Guard | Double Shut-Off | Coupler | 6x8 mm | Stainless Steel AISI 303 | |||||
| 21KBKK08RKX | Backordered | POR | 5 mm (nominal) | 14 mm | 2.7 L/min (water) | FFKM | Low Pressure Connectors Europe Division | up to 507 psi | 240 °C | -25 °C | Rectus | 0.045 kg | Low Pressure Connectors Europe Division | Double Shut-Off | Healthcare & Life Sciences | Fluid & Gas Handling | Standard Valve | Pharma | Without Surface Treatment | Pneumatic Quick Couplings | Stainless Steel 303 | Coupler | Quick-Connect | Steam | Sleeve | Series 21 | 6x8 mm | Tube with Spring Guard | European Profile | 1 | Germany | RoHS | Straight | Series 21 Plug | Plastic Hose Connection with Spring Guard | Double Shut-Off | Coupler | 6x8 mm | Stainless Steel AISI 303 | |||||
| 21KBKK08RVX | Backordered | POR | 5 mm (nominal) | 14 mm | 2.7 L/min (water) | FKM | Low Pressure Connectors Europe Division | up to 507 psi | 200 °C | -15 °C | PARKER | 0.043 kg | Low Pressure Connectors Europe Division | Double Shut-Off | Electronics | Pneumatics | Standard Valve | Pharma | Without Surface Treatment | Pneumatic Quick Couplings | Stainless Steel 303 | Coupler | Quick-Connect | Steam | Sleeve | Series 21 | 6x8 mm | Tube with Spring Guard | European Profile | 1 | Germany | RoHS | Straight | Series 21 Plug | Plastic Hose Connection with Spring Guard | Double Shut-Off | Coupler | 12x1 mm | Stainless Steel AISI 303 | 16 mm | Yes | |||
| 21KBKO06EEX | Backordered | POR | 5 mm (nominal) | 14 mm | 2.7 L/min (water) | EPDM | Low Pressure Connectors Europe Division | up to 507 psi | 150 °C | -40 °F | Rectus | 0.0349 kg | Low Pressure Connectors Europe Division | Double Shut-Off | Healthcare & Life Sciences | Pneumatics | Standard Valve | Laboratory | Without Surface Treatment | Pneumatic Quick Couplings | Stainless Steel 316L | Coupler | Quick-Connect | Chemical Fluids | Sleeve | Series 21 | 4x6 mm | Tube with Hose Nut, without Spring Guard | European Profile | 1 | Germany | RoHS | Straight | Series 21 Plug | With Plastic Hose Connection | Double Shut-Off | Coupler | 4x6 mm | Stainless Steel AISI 316L | |||||
| 21KBKO06EKX | Backordered | POR | 5 mm (nominal) | 14 mm | 2.7 L/min (water) | FFKM | Low Pressure Connectors Europe Division | up to 35 bar | 464 °F | -25 °C | Rectus | 0.032 kg | Low Pressure Connectors Europe Division | Double Shut-Off | General Industrial | Pneumatics | Standard Valve | Energy Management | Without Surface Treatment | Pneumatic Quick Couplings | Stainless Steel 316L | Coupler | Quick-Connect | Chemical Fluids | Sleeve | Series 21 | 4x6 mm | Tube with Hose Nut, without Spring Guard | European Profile | 1 | Germany | ATEX | Straight | Series 21 Plug | With Plastic Hose Connection | Double Shut-Off | Coupler | 4x6 mm | Stainless Steel AISI 316L | |||||
| 21KBKO06EVX | Backordered | POR | 5 mm (nominal) | 14 mm | 2.7 L/min (water) | FKM | Low Pressure Connectors Europe Division | up to 35 bar | 200 °C | 5 °F | Rectus | 0.031 kg | Low Pressure Connectors Europe Division | Double Shut-Off | Electronics | Pneumatics | Standard Valve | Energy Management | Without Surface Treatment | Pneumatic Quick Couplings | Stainless Steel 316L | Coupler | Quick-Connect | Gases | Sleeve | Series 21 | 4x6 mm | Tube with Hose Nut, without Spring Guard | European Profile | 1 | Germany | ATEX | Straight | Series 21 Plug | With Plastic Hose Connection | Double Shut-Off | Coupler | 4x6 mm | Stainless Steel AISI 316L | 16 mm | Yes | |||
| 21KBKO06MEN | Backordered | POR | 5 mm (nominal) | 14 mm | 2.7 L/min (water) | EPDM | Low Pressure Connectors Europe Division | up to 35 bar | 150 °C | -40 °F | Rectus | 0.0333 kg | Low Pressure Connectors Europe Division | Double Shut-Off | Healthcare & Life Sciences | Fluid & Gas Handling | Standard Valve | Food & Beverages | Nickel-plated | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | Gases | Sleeve | Series 21 | 4x6 mm | Tube with Hose Nut, without Spring Guard | European Profile | 5 | Germany | ATEX | Straight | Series 21 Plug | With Plastic Hose Connection | Double Shut-Off | Coupler | 4x6 mm | Brass, Nickel-plated | 16 mm | Yes | 42 mm | BRASS | |
| 21KBKO06MPN | Backordered | POR | 5 mm (nominal) | 14 mm | 2.7 L/min (water) | NBR | Low Pressure Connectors Europe Division | up to 35 bar | 212 °F | -20 °C | Rectus | 0.033 kg | Low Pressure Connectors Europe Division | Double Shut-Off | General Industrial | Pneumatics | Standard Valve | Food & Beverages | Nickel-plated | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | Chemical Fluids | Sleeve | Series 21 | 4x6 mm | Tube with Hose Nut, without Spring Guard | European Profile | 5 | Germany | ATEX | Straight | Series 21 Plug | With Plastic Hose Connection | Double Shut-Off | Coupler | 4x6 mm | Brass, Nickel-plated | 16 mm | Yes | BRASS | ||
| 21KBKO06MPX | Backordered | POR | 5 mm (nominal) | 14 mm | 2.7 L/min (water) | NBR | Low Pressure Connectors Europe Division | up to 35 bar | 100 °C | -20 °C | PARKER | 0.032 kg | Low Pressure Connectors Europe Division | Double Shut-Off | Healthcare & Life Sciences | Pneumatics | Standard Valve | Laboratory | Without Surface Treatment | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | Water | Sleeve | Series 21 | 4x6 mm | Tube with Hose Nut, without Spring Guard | European Profile | 5 | Germany | RoHS | Straight | Series 21 Plug | With Plastic Hose Connection | Double Shut-Off | Coupler | 4x6 mm | Brass | 16 mm | Yes | BRASS | ||
| 21KBKO06MVN | Backordered | POR | 5 mm (nominal) | 14 mm | 2.7 L/min (water) | FKM | Low Pressure Connectors Europe Division | up to 507 psi | 200 °C | -15 °C | PARKER | 0.0329 kg | Low Pressure Connectors Europe Division | Double Shut-Off | Healthcare & Life Sciences | Pneumatics | Standard Valve | Pharma | Nickel-plated | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | Chemical Fluids | Sleeve | Series 21 | 4x6 mm | Tube with Hose Nut, without Spring Guard | European Profile | 5 | Germany | ATEX | With Plastic Hose Connection | Double Shut-Off | Coupler | 4x6 mm | Brass, Nickel-plated | 16 mm | Yes | |||||
| 21KBKO06REX | Backordered | POR | 5 mm (nominal) | 14 mm | 2.7 L/min (water) | EPDM | Low Pressure Connectors Europe Division | up to 507 psi | 150 °C | -40 °C | PARKER | 0.0302 kg | Low Pressure Connectors Europe Division | Double Shut-Off | Healthcare & Life Sciences | Fluid & Gas Handling | Standard Valve | Electronics | Without Surface Treatment | Pneumatic Quick Couplings | Stainless Steel 303 | Coupler | Quick-Connect | Gases | Sleeve | Series 21 | 4x6 mm | Tube with Hose Nut, without Spring Guard | European Profile | 1 | Germany | RoHS | Straight | Series 21 Plug | With Plastic Hose Connection | Double Shut-Off | Coupler | 4x6 mm | Stainless Steel AISI 303 | 16 mm | Yes | |||
| 21KBKO06RKX | Backordered | POR | 5 mm (nominal) | 14 mm | 2.7 L/min (water) | FFKM | Low Pressure Connectors Europe Division | up to 35 bar | 464 °F | -25 °C | PARKER | 0.0316 kg | Low Pressure Connectors Europe Division | Double Shut-Off | Healthcare & Life Sciences | Fluid & Gas Handling | Standard Valve | Industrial Machinery | Without Surface Treatment | Pneumatic Quick Couplings | Stainless Steel 303 | Coupler | Quick-Connect | Water | Sleeve | Series 21 | 4x6 mm | Tube with Hose Nut, without Spring Guard | European Profile | 1 | Germany | RoHS | Straight | Series 21 Plug | With Plastic Hose Connection | Double Shut-Off | Coupler | 4x6 mm | Stainless Steel AISI 303 | |||||
| 21KBKO06RVX | Backordered | POR | 5 mm (nominal) | 14 mm | 2.7 L/min (water) | FKM | Low Pressure Connectors Europe Division | up to 35 bar | 392 °F | -15 °C | Rectus | 0.03 kg | Low Pressure Connectors Europe Division | Double Shut-Off | Healthcare & Life Sciences | Fluid & Gas Handling | Standard Valve | Pharma | Without Surface Treatment | Pneumatic Quick Couplings | Stainless Steel 303 | Coupler | Quick-Connect | Gases | Sleeve | Series 21 | 4x6 mm | Tube with Hose Nut, without Spring Guard | European Profile | 1 | Germany | RoHS | Straight | Series 21 Plug | With Plastic Hose Connection | Double Shut-Off | Coupler | 4x6 mm | Stainless Steel AISI 303 | 16 mm | Yes | |||
| 21KBKO06RVX8 | Backordered | POR | 5 mm (nominal) | 14 mm | 2.7 L/min (water) | FKM | Low Pressure Connectors Europe Division | up to 35 bar | 392 °F | -15 °C | Rectus | 0.037 kg | Low Pressure Connectors Europe Division | Double Shut-Off | Healthcare & Life Sciences | Fluid & Gas Handling | Standard Valve | Industrial Machinery | Without Surface Treatment | Pneumatic Quick Couplings | Stainless Steel 303 | Coupler | Quick-Connect | Water | Sleeve | Series 21 | 4x6 mm | Tube with Hose Nut, without Spring Guard | European Profile | 1 | Germany | RoHS | Straight | Series 21 Plug | With Plastic Hose Connection | Double Shut-Off | Coupler | 4x6 mm | Stainless Steel AISI 303 | 16 mm | Yes | 51 mm | ||
| 21KBKO08EEX | Backordered | POR | 5 mm (nominal) | 14 mm | 2.7 L/min (water) | EPDM | Low Pressure Connectors Europe Division | up to 507 psi | 150 °C | -40 °F | PARKER | 0.0349 kg | Low Pressure Connectors Europe Division | Double Shut-Off | Healthcare & Life Sciences | Fluid & Gas Handling | Standard Valve | Laboratory | Without Surface Treatment | Pneumatic Quick Couplings | Stainless Steel 316L | Coupler | Quick-Connect | Chemical Fluids | Sleeve | Series 21 | 6x8 mm | Tube with Hose Nut, without Spring Guard | European Profile | 1 | Germany | RoHS | Straight | Series 21 Plug | With Plastic Hose Connection | Double Shut-Off | Coupler | 6x8 mm | Stainless Steel AISI 316L | 16 mm | Yes | |||
| 21KBKO08EKX | Backordered | POR | 5 mm (nominal) | 14 mm | 2.7 L/min (water) | FFKM | Low Pressure Connectors Europe Division | up to 507 psi | 464 °F | -13 °F | PARKER | 0.033 kg | Low Pressure Connectors Europe Division | Double Shut-Off | Electronics | Pneumatics | Standard Valve | Diagnostics | Without Surface Treatment | Pneumatic Quick Couplings | Stainless Steel 316L | Coupler | Quick-Connect | Chemical Fluids | Sleeve | Series 21 | 6x8 mm | Tube with Hose Nut, without Spring Guard | European Profile | 1 | Germany | RoHS | Straight | Series 21 Plug | With Plastic Hose Connection | Double Shut-Off | Coupler | 6x8 mm | Stainless Steel AISI 316L | |||||
| 21KBKO08EVX | Backordered | POR | 5 mm (nominal) | 14 mm | 2.7 L/min (water) | FKM | Low Pressure Connectors Europe Division | up to 35 bar | 302 °F | 5 °F | PARKER | 0.033 kg | Low Pressure Connectors Europe Division | Double Shut-Off | Transportation | Fluid & Gas Handling | Standard Valve | Industrial Machinery | Without Surface Treatment | Pneumatic Quick Couplings | Stainless Steel 316L | Coupler | Quick-Connect | Water | Sleeve | Series 21 | 6x8 mm | Tube with Hose Nut, without Spring Guard | European Profile | 1 | Germany | ATEX | Straight | Series 21 Plug | With Plastic Hose Connection | Double Shut-Off | Coupler | 6x8 mm | Stainless Steel AISI 316L | 16 mm | Yes | |||
| 21KBKO08MEX | Backordered | POR | 5 mm (nominal) | 14 mm | 2.7 L/min (water) | EPDM | Low Pressure Connectors Europe Division | up to 35 bar | 302 °F | -40 °C | PARKER | 0.0347 kg | Low Pressure Connectors Europe Division | Double Shut-Off | General Industrial | Pneumatics | Standard Valve | Industrial Machinery | Without Surface Treatment | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | Steam | Sleeve | Series 21 | 6x8 mm | Tube with Hose Nut, without Spring Guard | European Profile | 5 | Germany | RoHS | Straight | Series 21 Plug | With Plastic Hose Connection | Double Shut-Off | Coupler | 6x8 mm | Brass | BRASS | ||||
| 21KBKO08MPN | Backordered | POR | 5 mm (nominal) | 14 mm | 2.7 L/min (water) | NBR | Low Pressure Connectors Europe Division | up to 35 bar | 212 °F | -4 °F | Rectus | 0.035 kg | Low Pressure Connectors Europe Division | Double Shut-Off | General Industrial | Pneumatics | Standard Valve | Diagnostics | Nickel-plated | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | Chemical Fluids | Sleeve | Series 21 | 6x8 mm | Tube with Hose Nut, without Spring Guard | European Profile | 5 | Germany | RoHS | Straight | Series 21 Plug | With Plastic Hose Connection | Double Shut-Off | Coupler | 6x8 mm | Brass, Nickel-plated | 16 mm | Yes | BRASS | ||
| 21KBKO08MPX | Backordered | POR | 5 mm (nominal) | 14 mm | 2.7 L/min (water) | NBR | Low Pressure Connectors Europe Division | up to 507 psi | 100 °C | -4 °F | PARKER | 0.035 kg | Low Pressure Connectors Europe Division | Double Shut-Off | Transportation | Fluid & Gas Handling | Standard Valve | Diagnostics | Without Surface Treatment | Pneumatic Quick Couplings | BRASS | Coupler | Quick-Connect | Gases | Sleeve | Series 21 | 6x8 mm | Tube with Hose Nut, without Spring Guard | European Profile | 5 | Germany | RoHS | Straight | Series 21 Plug | With Plastic Hose Connection | Double Shut-Off | Coupler | 6x8 mm | Brass | 16 mm | Yes | BRASS |
REWARD Status
Interchange Lookup
Interchange Lookup
Your one-stop-shop for all your filtration, hydraulic, pneumatic, hose, fittings, coupling and other motion control products. Click here for the dedicated page for you cross-reference or replacement search that also shows availability and price.
Exact match Begins with Contains
