Skip to content
3947 Hansen® by Danfoss | Pneumatic Quick Disconnect Coupling | Auto-Flo 23 Series / 210 Series | Hose Barb End | 5/16" Hose ID x 1/4" Body Size | Plug | Steel

3947 Hansen® by Danfoss | Pneumatic Quick Disconnect Coupling | Auto-Flo 23 Series / 210 Series | Hose Barb End | 5/16" Hose ID x 1/4" Body Size | Plug | Steel

$9.81 - $9.81
$9.81
$9.81 - $9.81
$9.81

Hansen® by Danfoss
Pneumatic Quick Disconnect Coupling | Auto-Flo 23 Series

Quick Disconnect for Pneumatic Applications.

Danfoss' Auto-Flo 23/24 Series of pneumatic couplings were designed with high flow and easy automatic connection for compressed air in mind.

The universal design makes the Auto-Flo an extremely flexible coupling series.
Can I get a discount on my purchase?

Our listed prices are our lowest possible price with current costing but when volumes/value are high enough sometimes we can pass on a discount from the manufacturer.

Some products have predefined quantity discounts that will apply automatically, those pages have a table near the price describing the discount teirs.

If you feel your purchase quantity of a particular product is very large and want us to investigate with the manufacturer please feel free to Contact Us.

What if my item is out of stock?

All customers get an email regarding the shipping time frame of their purchase, usually within the business day. If your item is in stock we will ship within 1 business day, otherwise, the email will contain a lead time. If you do not receive this email, we recommend checking your email's spam folder. If you have any questions at that point please do not hesitate to Contact Us or chat below!

Can I get free shipping?

Shipping will calculate as free instantly if your order value exceeds $5000.

Some exceptions apply.

Free Freight is only available for the Contiguous USA.

Specifications for Variant SKU: 3947 Danfoss
Brand: Hansen
Series: Auto-Flo 23 Series / 210 Series
Shape (Orientation): Straight
Material(s): Steel
Seal Material(s): Buna-N/Nitrile Rubber
Features:
  • Easy, automatic, push-to-connect design provides instantaneous connection and disconnection of lines, plus automatic shut-off of socket/female end of line.
  • Sleeve guard protects against accidental disconnection.
Applications & Markets:
  • General Pneumatics
  • Air Tools
  • Construction
Materials:
  • Standard body material: Brass
  • Standard seal material: Buna-N
Specifications:
  • Auto-Flo 23 is the first automatic universal quick disconnect coupling designed to operate with Industrial, ARO 210 and Tru-Flate Interchange plugs/males.
Series Max. Operating Pressure Min. Burst Pressure Rated Flow
Auto-Flo 23 10 bar 150 psi 40 bar 600 psi 792 lpm 28 gpm
Auto-Flo 24 10 bar 150 psi 40 bar 600 psi 1,274 lpm 45 gpm
Interchangeability
Auto-Flo 23 Auto-Flo 24
US Industrial Interchange
ISO 6150 Series B		 (Euro Interchange)
A-A-59439
(former MIL-C-4109)		 CEJN 320
Tru-Flate Interchange
ARO 210 Interchange		 RECTUS 25
Socket/Female
(Figure 1)
Plug/Male
(Figure 2)
Plug/Male (ARO 210)
(Figure 3)
Plug/Male (Tru-Flate)
(Figure 4)
Auto-Flo 23 Series | Sockets
Part Number Coupling Type Body Size Hose ID End Type Material Figure Dimensions
A B
B23AS25H Socket/Female 1/4" 1/4" Hose Barb Brass 1 2.76"
(70.10mm)		 0.96"
(24.38mm)
B23AS31H Socket/Female 1/4" 5/16" Hose Barb Brass 1 2.73"
(69.34mm)		 0.96"
(24.38mm)
B23AS37H Socket/Female 1/4" 3/8" Hose Barb Brass 1 2.73"
(69.34mm)		 0.96"
(24.38mm)
B23AS50H Socket/Female 1/4" 1/2" Hose Barb Brass 1 2.7"
(68.58mm)		 0.96"
(24.38mm)
Auto-Flo 23 Series | Plugs
Part Number Coupling Type Body Size Hose ID End Type Material Figure Dimensions
A B
16 Plug/Male 1/4" 1/4" Hose Barb Steel 2 2.22"
(56.39mm)		 0.50"
(12.70mm)
16G** Plug/Male 1/4" 1/4" Hose Barb Steel 2 2.97"
(75.44mm)		 0.77"
(19.56mm)
16P Plug/Male 1/4" 1/4" Push-On Hose Barb Steel 2 2.00"
(50.80mm)		 0.58"
(14.73mm)
17 Plug/Male 1/4" 3/8" Hose Barb Steel 2 2.22"
(56.39mm)		 0.50"
(12.70mm)
17G** Plug/Male 1/4" 3/8" Hose Barb Steel 2 2.96"
(75.18mm)		 0.77"
(19.56mm)
17P Plug/Male 1/4" 3/8" Push-On Hose Barb Steel 2 2.06"
(52.32mm)		 0.50"
(12.70mm)
18E Plug/Male 1/4" 5/16" Hose Barb Steel 2 2.22"
(56.39mm)		 0.50"
(12.70mm)
B17 Plug/Male 1/4" 3/8" Hose Barb Brass 2 2.22"
(56.39mm)		 0.50"
(12.70mm)
3946 Plug/Male 1/4" 1/4" Hose Barb Steel 3 2.14"
(54.36mm)		 0.50"
(12.70mm)
3947 Plug/Male 1/4" 5/16" Hose Barb Steel 3 2.14"
(54.36mm)		 0.5"
(12.70mm)
22238E Plug/Male 1/4" 3/8" Hose Barb Steel 3 2.14"
(54.36mm)		 0.50"
(12.70mm)

** With Bleeder Ball Check - Reduces Hose Whip

Danfoss (Eaton - Aeroquip)

Danfoss (Eaton - Aeroquip)

Danfoss is a global technology leader in power management solutions that make electrical, hydraulic and mechanical power operate more efficiently, reliably, safely and sustainably. Danfoss hydraulic pumps, motors, transmissions, valves, cylinders, controls, hose and fittings offer a unique combination of proven technology and innovative design that translates directly into reliable performance and enhanced uptime.

Shop Parts by Danfoss (Eaton - Aeroquip)