Coded Quick Coupling, 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 Coded Quick Coupling Series 21 is an industrial coupling system developed on the basis of series 21 with above-average flow rate for liquid and gaseous media.
This coupling system is developed for single-hand operation. The mechanical coding of the coupling and plug offers a guarantee for avoiding mix-ups between media when coupling, which is complemented by the color coding of the anodized sleeves. A double shut-off version is available on request.

Markets:
- Machinery Construction
- Life Science
- Process
- Aerospace

Features/Benefits:
- No mix-ups between media due to the color and mechanical coding of coupling and plug
- Above-average flow rate
- Single-hand operation for easy and fast connection

Applications:
- Laboratory equipment
- Control panels
- Calibration systems
- Portable analyzers
- Gas chromatographs
- Micro-contamination devices

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SKU	Availability	Price	Division	Maximum Operating Temperature	Minimum Operating Temperature	Seal Material	Maximum Operating Pressure	Valve Included	Length	Outside Diameter	Hex Size	Function	Diameter	Flow Rate	Type	Connection Thread Size	Materials of Construction	Connection Type	Hose I.D.	Color	Brand	Shape	Coupling Half	Division	Technology	Region of Origin	Product Style	Operation Type	Interchange Type	Plating Type	Product Type	Product Series	Body Material	Compatible Fitting	Connection Size	Connection Type	Valve Type	Sleeve Material	Maximum Flow Rate
21KBKO06MPN3	Backordered	POR	Low Pressure Connectors Europe Division	100 °C	-20 °C	NBR	35 bar	Yes	47 mm	16 mm	14 mm	Double Shut-Off	5 mm (nominal)	310 L/min	Coupling	n/a	Brass, Nickel-plated	With Plastic Hose Connection	4x6 mm	brown - 3
21KBKO06MPN6	Backordered	POR	Low Pressure Connectors Europe Division	100 °C	-20 °C	NBR	35 bar	Yes	47 mm	16 mm	14 mm	Double Shut-Off	5 mm (nominal)	310 L/min	Coupling	n/a	Brass, Nickel-plated	With Plastic Hose Connection	4x6 mm	blue - 6
21KBKO06MPN8	Backordered	POR	Low Pressure Connectors Europe Division	100 °C	-20 °C	NBR	35 bar	Yes	47 mm	16 mm	14 mm	Double Shut-Off	5 mm (nominal)	310 L/min	Coupling	n/a	Brass, Nickel-plated	With Plastic Hose Connection	4x6 mm	red - 8
21KBKO06RVX6	Backordered	POR	Low Pressure Connectors Europe Division	up to 392 °F	5 °F	FKM/FPM	up to 507 psi		47 mm	16 mm	14 mm	Double Shut-Off	5.0	310 L/min	Coupling	n/a	Stainless Steel AISI 303	With Plastic Hose Connection	4x6 mm	blue - 6	PARKER	Straight	Coupler	Low Pressure Connectors Europe Division	Fluid & Gas Handling	Germany	Quick-Connect	Sleeve	European Profile	Without Surface Treatment	Quick Couplings Pneumatic	Series 21	Stainless Steel AISI 303	Series 21 Plug	4 x 6 mm	Tube
21KBKO08MPN0	Backordered	POR	Low Pressure Connectors Europe Division	100 °C	-20 °C	NBR	35 bar	Yes	69 mm	16 mm	17 mm	Double Shut-Off	5 mm (nominal)	310 L/min	Coupling	n/a	Brass, Nickel-plated	With Plastic Hose Connection	6x8 mm	green - 0
21KBKO08MPN3	Backordered	POR	Low Pressure Connectors Europe Division	100 °C	-20 °C	NBR	35 bar	Yes	47 mm	16 mm	17 mm	Double Shut-Off	5 mm (nominal)	310 L/min	Coupling	n/a	Brass, Nickel-plated	With Plastic Hose Connection	6x8 mm	brown - 3
21KBKO08MPN6	Backordered	POR	Low Pressure Connectors Europe Division	100 °C	-20 °C	NBR	35 bar	Yes	47 mm	16 mm	17 mm	Double Shut-Off	5 mm (nominal)	310 L/min	Coupling	n/a	Brass, Nickel-plated	With Plastic Hose Connection	6x8 mm	blue - 6
21KBKO08MPN8	Backordered	POR	Low Pressure Connectors Europe Division	100 °C	-20 °C	NBR	35 bar	Yes	47 mm	16 mm	14 mm	Double Shut-Off	5 mm (nominal)	310 L/min	Coupling	n/a	Brass, Nickel-plated	With Plastic Hose Connection	6x8 mm	red - 8
21KBKO08RVX0	Backordered	POR	Low Pressure Connectors Europe Division												Coupling	n/a	Stainless Steel AISI 303	With Plastic Hose Connection	6x8 mm	green - 0
21KBKO08RVX6	Backordered	POR	Low Pressure Connectors Europe Division	up to 392 °F	-15 °C	FKM/FPM	up to 507 psi		47 mm	16 mm	17 mm	Double Shut-Off	5.0	310 L/min	Coupling	n/a	Stainless Steel AISI 303	With Plastic Hose Connection	6x8 mm	blue - 6	PARKER	Straight	Coupler	Low Pressure Connectors Europe Division	Fluid & Gas Handling	Germany	Quick-Connect	Sleeve	European Profile	Without Surface Treatment	Quick Couplings Pneumatic	Series 21	Stainless Steel AISI 303	Series 21 Plug	6 x 8 mm	Tube
21KBKO08RVX8	Backordered	POR	Low Pressure Connectors Europe Division	up to 392 °F	5 °F	FKM/FPM	up to 507 psi		47 mm	16 mm	14 mm	Double Shut-Off	5.0	310 L/min	Coupling	n/a	Stainless Steel AISI 303	With Plastic Hose Connection	6x8 mm	red - 8	PARKER	Straight	Coupler	Low Pressure Connectors Europe Division	Pneumatics	Germany	Quick-Connect	Sleeve	European Profile	Without Surface Treatment	Quick Couplings Pneumatic	Series 21	Stainless Steel AISI 303	Series 21 Plug	6 x 8 mm	Tube
21KBTF04MPN0	Backordered	POR	Low Pressure Connectors Europe Division	100 °C	-20 °C	NBR	35 bar	Yes	51 mm	16 mm	14 mm	Double Shut-Off	5 mm (nominal)	310 L/min	Coupling	n/a	Brass, Nickel-plated	Hose Barb	4 mm	green - 0
21KBTF04MPN3	Backordered	POR	Low Pressure Connectors Europe Division	100 °C	-20 °C	NBR	35 bar	Yes	51 mm	16 mm	14 mm	Double Shut-Off	5 mm (nominal)	310 L/min	Coupling	n/a	Brass, Nickel-plated	Hose Barb	4 mm	brown - 3
21KBTF04MPN6	Backordered	POR	Low Pressure Connectors Europe Division	100 °C	-20 °C	NBR	35 bar	Yes	51 mm	16 mm	14 mm	Double Shut-Off	5 mm (nominal)	310 L/min	Coupling	n/a	Brass, Nickel-plated	Hose Barb	4 mm	blue - 6
21KBTF04MPN8	Backordered	POR	Low Pressure Connectors Europe Division	100 °C	-20 °C	NBR	35 bar	Yes	51 mm	16 mm	14 mm	Double Shut-Off	5 mm (nominal)	310 L/min	Coupling	n/a	Brass, Nickel-plated	Hose Barb	4 mm	red - 8
21KBTF06MPN0	Backordered	POR	Low Pressure Connectors Europe Division	100 °C	-20 °C	NBR	35 bar	Yes	51 mm	16 mm	14 mm	Double Shut-Off	5 mm (nominal)	310 L/min	Coupling	n/a	Brass, Nickel-plated	Hose Barb	6 mm	green - 0
21KBTF06MPN3	Backordered	POR	Low Pressure Connectors Europe Division	100 °C	-20 °C	NBR	35 bar	Yes	69 mm	16 mm	14 mm	Double Shut-Off	5 mm (nominal)	310 L/min	Coupling	n/a	Brass, Nickel-plated	Hose Barb	6 mm	brown - 3
21KBTF06MPN6	Backordered	POR	Low Pressure Connectors Europe Division	100 °C	-20 °C	NBR	35 bar	Yes	69 mm	16 mm	14 mm	Double Shut-Off	5 mm (nominal)	310 L/min	Coupling	n/a	Brass, Nickel-plated	Hose Barb	6 mm	blue - 6
21KBTF06MPN8	Backordered	POR	Low Pressure Connectors Europe Division	100 °C	-20 °C	NBR	35 bar	Yes	69 mm	16 mm	14 mm	Double Shut-Off	5 mm (nominal)	310 L/min	Coupling	n/a	Brass, Nickel-plated	Hose Barb	6 mm	red - 8
21KBTF09MVN6	Backordered	POR	Low Pressure Connectors Europe Division	up to 200 °C	5 °F	FKM/FPM	up to 35 bar					Double Shut-Off	5.0		Coupling	n/a	Brass, Nickel-plated	Hose Barb	n/a	blue - 6	Rectus	Straight	Coupler	Low Pressure Connectors Europe Division	Pneumatics	Germany	Quick-Connect	Sleeve	European Profile	Nickel-plated	Quick Couplings Pneumatic	Series 21	BRASS	Series 21 Plug	9	Hose Barb	Standard Valve	BRASS	2.7

Coded Quick Coupling, Series 21

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