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Air Fittings

DF- Series Pneumatic Couplings
Materials:
Interchange Data: • Machined components are manufactured using solid steel,
• Parker 20-Series Manual Interchange (F-Series) brass, or 303 stainless steel bar stock.
• Parker 30-Series Automatic Interchange (D-Series) • Stainless steel balls, retaining rings, and springs maximize
• Foster 3, 4, 5, and 6 Series corrosion resistance and extend service life.
• Steel componentry is plated using ROHS Compliant
Trivalent Chrome.
• Automatic couplers constructed of brass with steel tubular
valve as standard (3/8" to 3/4" couplers have steel prong
valves).
• 1/4" manual couplers constructed of brass with steel sleeve
and steel tubular valve as standard.
• 3/8" and 1/2" manual couplers constructed of steel as
standard with steel tubular valve.
Seal Components:
• Nitrile (Buna-N) seals are standard, providing a temperature
range of -40°F to +250°F (-40°C to +121°C).
Rated Pressure Chart
F-Series Manual Industrial Interchange (Connected)
303 Stainless Coupler / Plug
Body Maximum Working Burst
Size
PSI Bar PSI Bar
1/4" 500 35 11,500 795
3/8" 500 35 20,500 1,415
1/2" 500 35 15,000 1,035

DF Series Pneumatic Profil

D-Series Automatic Industrial Interchange Coupler (female threads)

T

Body Part Detail Length Maximum OD Hex Wt
Size Part Number Threads Material Inch mm Inch mm Inch Lb
1/4" 2DF2-B 1/4" - 18 NPTF brass 2.38 60.5 0.99 25.1 11/16" 0.28
1/4" 2DF2-S 1/4" - 18 NPTF 303 stainless 2.38 60.5 0.99 25.1 11/16" 0.29
1/4" 2DF3-B 3/8" - 18 NPTF brass 2.38 60.5 0.99 25.1 11/16" 0.30
3/8" 3DF3-B 3/8" - 18 NPTF brass 2.60 66.0 1.26 32.0 7/8" 0.42
3/8" 3DF3-S 3/8" - 18 NPTF 303 stainless 2.60 66.0 1.26 32.0 7/8" 0.42
1/2" 4DF4-B 1/2" - 14 NPTF brass 3.30 83.8 1.38 35.1 1-1/16" 0.66
1/2" 4DF4-S 1/2" - 14 NPTF 303 stainless 3.30 83.8 1.38 35.1 1-1/16" 0.67

Dixon Sanitary 2014 800.789.1718 179