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639C-04 by Dixon Valve | Compression Fitting | Seal Plug | 1/4" Tube OD | Brass

639C-04 by Dixon Valve | Compression Fitting | Seal Plug | 1/4" Tube OD | Brass

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$3.65
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Dixon Valve
Compression Fitting | Seal Plug

Manufactured for low and medium pressure tubing connection work where excessive vibration or tube movement is not involved.

Use with copper, aluminum and thermoplastic tubing.
Specifications for Variant SKU: 639C-04 Dixon
Series: 639C Series
Shape (Orientation): No Orientation
Ends Configuration: 1/4in Tube Compression
Material(s): Brass
Features:
  • No flaring, soldering, or other preparation of tubing necessary to assemble.
  • Manufactured for connection to low and medium-pressure tubing connection work where excessive vibration or tube movement is not involved.
Approvals:
  • UL listed for flammable liquid
  • Compression fittings meet functional requirements of SAE J-512 and ASA
Specifications:
  • Temperature Range: -65°F to 250°F (-54°C to 121°C)
Safety Notes:
  • Not recommended for steel tubing.
  • Not recommended for applications using gaseous media.
  • Temperature and type of tubing used are important factors in working pressure ranges. Pressure rating given at 73°F (23°C). For thermoplastic tubing, see manufacturers recommendation for pressure range.
  • Temperature ranges are given for use with soft metal tubing. For thermoplastic tubing, see manufacturers recommendation for tubing temperature range.
Installation:
  • No flaring, soldering or other preparation of tubing necessary to assemble.
  • Slide nut, then sleeve onto tubing. The thread end of the nut must face out.
  • Insert tube into the fitting. Be sure the tube is bottomed on the fitting shoulder.
  • Assemble nut to body, and tighten hand-tight. Then follow the number of appropriate wrench turns for the given size.
Fitting Size Tube O.D. Tube Wall Turns required to seal from hand-tight PSI @
73°F (23°C)
60C Series with soft metal tubing 60PT Series with thermoplastic tubing*
2 1/8" .030" 1-1/4 --- 400 PSI
3 3/16" .030" 1-1/4 --- 400 PSI
4 1/4" .030" 1-1/4 2 300 PSI
5 5/16" .032" 1-1/4 2 300 PSI
6 3/8" .032" 2-1/4 2 200 PSI
8 1/2" .032" 2-1/4 2 200 PSI
10 5/8" .035" 2-1/4 2 150 PSI
12 3/4" .035" 2-1/4 2 100 PSI
14 7/8" .035" 2-1/4 --- 75 PSI

* Acetal sleeves (60PT) and inserts (63PT) allow for standard compression fittings to be used with industrial grades of thermoplastic tubing.

Brass
Part 		Tube O.D. Size
639C-04 1/4"
Dixon Valve & Coupling

Dixon Valve & Coupling

Dixon, founded in 1916, is a premier manufacturer and supplier of hose couplings, valves, dry disconnects, swivels, and other fluid transfer and control products. Our global reach includes a wide range of products for numerous industries including petroleum exploration, refining, transportation, chemical processing, food and beverage, steel, fire protection, construction, mining, and manufacturing.

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