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HexKey Cascade Assemblies


Plug Baffle
  • Can be installed and
    removed without
    disconnecting coolant lines.
  • Viton Seals standard
  • High flow design provides
    maximum cooling rates.
  • 12" High Flow Stainless
    tube and Brass Pipe
    Plug included.
HexKey cascades

Catalog
Number
Pipe
Tap
Size
(NPT)
Connector
Series
Tube
Thread
High Flow
Tube
Included
L C A H O.D.
SC186N 1/8 200 1/4-28 HF187T-12 1.937 11/16 31/32 13/16 7/8
SC181N 1/8 200 1/4-28 HF187T-12 2.250 1 31/32 13/16 7/8
SC146N-4 1/4 300 5/16-24 HF250T-12 2.187 11/16 1 5/32 1 1 1/8
SC141N-4 1/4 300 5/16-24 HF250T-12 2.500 1 1 5/32 1 1 1/8
SC121N-4 1/4 500 1/2-20 HF437T-12 3.125 1 1/4 1 3/8 1 1/4 1 3/8
SC121N-6 3/8 500 1/2-20 HF437T-12 3.125 1 1/4 1 3/8 1 1/4 1 3/8
See tube specifications here.
Catalog
Number
Connector K Min.
SC186N
SC181N
251 .32
252 .43
253 .49
SC146N-4 SC141N-4 351* .34
352 .42
353 .45
354 .57
SC121N-4 SC121N-6 553** .55
554 .54
556 .57
* Uses High Flow Tube JHF 187T-
** Uses High Flow Tube JHF375T-

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Quick-Coupler Cascade Heads Only
Quick-Coupler Cascade Heads Only

  • Aids in quick and efficient assembly and disassembly of cooling circuit.
  • Heavy duty all brass and stainless steel construction.
  • Dimensions are same as above for corresponding catalog number.
  • Brass Pipe Plug Included.
cascade head only
Catalog
Number
Tube
Thread
Size
Standard
High Flow
Tube No.
SC186H 1/4-28 HF187T-
SC181H 1/4-28 HF187T-
SC146H-4 5/16-24 HF250T-
SC141H-4 5/16-24 HF250T-
SC121H-4 1/2-20 HF437T-
SC121H-6 1/2-20 HF437T-
Order tubes for these heads here

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