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Air Products Company is a leading distributor, serving this industry for the last 72 years, specializing in the sales and service of the Danfoss Hansen quick disconnect couplings, Graco pumps, sprayers, industrial fluid handling, and Fastest Inc line of leak detection equipment and fittings. 

Plugs

Product Features

Part Number Coupling Type Body Size Port Size Thread Type Material Fig Dimensions
A B Hex A B Hex
(In) (In) (In) (mm) (mm) (mm)
B23AS25M Socket 1/4 1/4 1/4-18 NPT Brass 1 2.23 0.96 0.81 56.64 24.38 20.57
B23AS25MBST Socket 1/4 1/4 1/4-19 BSPT Bras 1 2.23 0.96 0.81 56.64 24.38 20.57
B23AS37M Socket 1/4 3/8 3/8-18 NPT Brass 1 2.23 0.96 0.81 56.64 24.38 20.57
B23AS37MBST Socket 1/4 3/8 3/8-19 BSPT Brass 1 2.23 0.96 0.81 56.64 24.38 20.57
B23AS50MBST Socket 1/4 1/2 1/2-14 BPST Brass 1 2.23 0.96 0.88 56.64 24.38 22.35

§With Ball Check †With Bleeder Ball Check—Reduces Hose Whip *Nickel plated

  • Auto-Flo 24 operates with CEJN 320 and Rectus 25 Interchange plugs/ males
  • • Easy, automatic, push-to-connect design provides instantaneous connection and disconnection of lines, plus automatic shut-off of socket/female end of line

Sockets

Product Features

Flow Data

Auto-Flo 24 Series

Part Number Coupling Type Body Size Hose I.D. Material Fig Dimensions
A B A B
(In) (In) (mm) (mm)
16 Plug 1/4 1/4 Steel 2 2.22 0.5 56.39 12.70
16G† Plug 1/4 1/4 Steel 2 2.97 0.77 75.44 19.56
16P‡ Plug 1/4 1/4 Steel 2 2.00 0.58 50.80 14.73
17 Plug 1/4 3/8 Steel 2 2.22 0.5 56.39 12.70
17G† Plug 1/4 3/8 Steel 2 2.96 0.77 75.18 19.56
17P‡ Plug 1/4 3/8 Steel 2 2.06 .05 52.32 12.70
18E Plug 1/4 5/16 Steel 2 2.22 0.5 56.39 12.70
B17 Plug 1/4 3/8 Brass 2 2.22 0.5 56.39 12.70
3946 Plug 1/4 1/4 Steel 3 2.14 0.5 54.36 12.70
3947 Plug 1/4 5/16 Steel 3 2.14 0.5 54.36 12.70
22238E Plug 1/4 3/8 Steel 3 2.14 0.5 54.36 12.70
21AP25H Plug 1/4 1/4 Steel 4 3.12 .05 53.85 12.70
16NK* Plug 1/4 1/4 Steel 2 2.22 0.5 56.39 12.70
17NK* Plug 1/4 3/8 Steel 2 2.22 0.5 56.39 12.70

Plugs

Plugs

Sockets

Plugs

Plugs

Part Number Coupling Type Body Size Port Size Thread Type Material Fig Dimensions
A B Hex A B Hex
(In) (In) (In) (mm) (mm) (mm)
11 Plug 1/4 1/4 1/4-18 NPT Steel 2 1.63 0.79 0.69 41.40 20.07 17.53
11G† Plug 1/4 1/4 1/4-18 NPT Steel 2 2.44 0.77 0.69 61.98 19.56 17.53
13 Plug 1/4 1/8 1/8-27 NPT Steel 2 1.47 0.65 0.56 37.34 16.51 14.22
15E Plug 1/4 3/8 3/8-18 NPT Steel 2 1.69 0.94 0.81 42.93 23.88 20.57
11B Plug 1/4 1/4 1/4-18 NPT Brass 2 1.63 0.79 0.69 41.40 20.07 17.53
LL11 Plug 1/4 1/4 1/4-18 NPT Stainless 2 1.63 0.79 0.69 41.40 20.07 17.53
2609 Plug 1/4 1/4 1/4-18 NPT Steel 3 1.55 0.79 0.69 39.37 20.07 17.53
2609B Plug 1/4 1/4 1/4-19 BSPP Steel 3 1.52 0.79 0.69 38.61 20.07 17.53
20AP37F Plug 1/4 3/8 3/8-18 NPT Steel 3 1.61 0.94 0.81 40.89 23.88 20.57
21AP25F Plug 1/4 1/4 1/4-18 NPT Steel 4 1.53 0.79 0.69 38.86 20.07 17.53
11NK* Plug 1/4 1/4 1/4-18 NPT Steel 2 1.63 0.79 0.69 41.40 20.07 17.53
Part Number Coupling Type Body Size Port Size Thread Type Material Fig Dimensions
A B Hex A B Hex
(In) (In) (In) (mm) (mm) (mm)
B23AS25F Socket 1/4 1/4 1/4-18 NPT Brass 1 2.02 0.96 0.81 51.31 24.38 20.57
B23AS25BS Socket 1/4 1/4 1/4-19 BSPP BRass 1 2.02 0.96 0.81 51.31 24.38 20.57
B23AS37F Socket 1/4 3/8 3/8-18 NPT BRass 1 2.02 0.96 0.81 51.31 24.38 20.57
B23AS37FBS Socket 1/4 3/8 3/8-19 BSPP Brass 1 2.02 0.96 0.81 51.31 24.38 20.57

Sockets

  • Sleeve guard protects against accidental disconnection
  • • Standard body material: Brass
  • • Standard seal material: Buna-N 
Part Number Coupling Type Body Size Hose I.D. Material Fig Dimensions
A B A B
(In) (In) (mm) (mm)
B23AS25H Socket 1/4 1/4 Brass 1 2.76 0.96 70.10 24.38
B23AS31H Socket 1/4 5/16 Brass 1 2.73 0.96 69.34 24.38
B23AS37H Socket 1/4 3/8 Brass 1 2.73 0.96 69.34 24.38
B23AS50H Socket 1/4 1/2 Brass 1 2.70 0.96 68.58 24.38

Sockets

Part Number Coupling Type Body Size Port Size Thread Type Material Fig Dimensions
A B Hex A B Hex
(In) (In) (in) (mm) (mm) (mm)
B24AS25M Socket 1/4 1/4 1/4-18 NPT Brass 1 2.27 0.96 0.81 57.66 24.38 20.57

Auto-Flo 23 Series

†With Bleeder Ball Check—Reduces Hose Whip ‡For use with push-on style hose *Nickel plated

  • Auto-Flo 23 is the first automatic universal quick disconnect coupling designed to operate with Industrial, ARO 210 and Tru-Flate Interchange plugs/malesragraph here.

Sockets

Part Number Coupling Type Body Size Port Size Thread Type Material Fig Dimensions
A B Hex A B Hex
(In) (In) (in) (mm) (mm) (mm)
24AP25FG Plug 1/4 1/4 1/4-18 NPT Steel 2 1.49 0.79 0.69 37.85 20.07 17.53
24AP25FBS Plug 1/4 1/4 1/4-19 BSPP Steel 2 1.46 0.79 0.69 37.08 20.07 17.53
Series Max Burst Pressure Min Burst Presure Rated Flow
(Bar) (PSI) (Bar) (PSI) LPM) SCFM)
Auto-Flo 23 10 150 40 600 792 28
Auto-Flo 24 10 150 40 600 1274 45
Part Number Coupling Type Body Size Port Size Thread Type Material Fig Dimensions
A B Hex A B Hex
(In) (In) (In) (mm) (mm) (mm)
10 Plug 1/4 1/4 1/4-18 NPT Steel 2 1.75 0.62 0.56 44.45 15.75 14.22
10C§ Plug 1/4 1/4 1/4-18 NPT Steel 2 1.75 0.65 0.56 44.45 16.51 14.22
10G† Plug 1/4 1/4 1/4-18 NPT Steel 2 1.75 0.65 0.56 44.45 16.51 14.22
12E Plug 1/4 1/8 1/8-27 NPT Steel 2 1.59 0.58 0.5 40.39 14.73 12.70
12G† Plug 1/4 1/8 1/8-27 NPT Steel 2 2.38 0.77 0.69 60.45 19.56 17.53
14 Plug 1/4 3/8 3/8-18 NPT Steel 2 1.75 0.79 0.69 44.45 20.07 17.53
14G† Plug 1/4 3/8 3/8-18 NPT Steel 2 2.53 0.77 0.69 64.26 19.56 17.53
B10 Plug 1/4 1/4 1/4-18 NPT Brass 2 1.75 0.62 0.56 44.45 15.75 14.22
LL10 Plug 1/4 1/4 1/4-18 NPT Stainless 2 1.75 0.62 0.56 44.45 15.75 14.22
2607 Plug 1/4 1/8 1/8-27 NPT Steel 3 1.42 0.58 0.5 36.07 14.73 12.70
2608 Plug 1/4 1/4 1/4-18 NPT Steel 3 1.68 0.65 0.56 42.67 16.51 14.22
2608B Plug 1/4 1/4 1/4-19 BSPT Steel 3 1.68 0.65 0.56 42.67 16.51 14.22
20AP37M Plug 1/4 3/8 3/8-18 NPT Steel 3 1.68 0.79 0.69 42.67 20.07 17.53
21AP25M Plug 1/4 1/4 1/4-18 NPT Steel 4 1.65 0.65 0.56 41.91 16.51 14.22
10NK* Plug 1/4 1/4 1/4-18 NPT steel 2 1.75 0.62 0.56 44.45 15.75 14.22
Part Number Coupling Type Body Size Port Size Thread Type Material Fig Dimensions
A B Hex A B Hex
(In) (In) (in) (mm) (mm) (mm)
B24AS25F Socket 1/4 1/4 1/4-18 NPT Brass 1 2.06 0.96 0.81 52.32 24.38 20.57
B24AS25FBS Socket 1/4 1/4 1/4-19 BSPP Brass 1 2.06 0.96 0.81 52.32 24.38 20.57
B24AS37FBS Socket 1/4 3/8 3/8-19 BSPP Brass 1 2.06 0.96 0.81 52.32 24.38 20.57
B24AS50FBS Socket 1/4 1/2 1/2-14 BSPP Brass 1 2.38 0.96 1.06 60.45 24.38 26.92
  • • General Pneumatics
  • • Air Tools
  • • Construction 
Auto-Flo 23 Auto-Flo 24
US Industrial Interchange
(Euro Interchange)
ISO 6150 Series B
A-A-59439
(Formerly MIL-C-4109		 CEJN 320
Tru-Flate Interchange Rectus 25
AR0 210 Interchange

†With Bleeder Ball Check—Reduces Hose Whip *Nickel plated

Interchangeability

Part Number Coupling Type Body Size Port Size Thread Type Material Fig Dimensions
A B Hex A B Hex
(In) (In) (in) (mm) (mm) (mm)
24AP25MBST Plug 1/4 1/4 1/4-19 BSPT Steel 2 1.62 0.65 0.56 41.15 16.51 14.22
24AP50MBST Plug 1/4 1/2 1/2-14 BSPT Steel 2 1.88 1.01 0.88 47.75 25.65 22.35

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.

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