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Hays braided hose is designed to be used on Commercial HVAC Systems where system pressures require heavy duty hose that withstands years of fluctuating and extreme pressure situations. The braiding also limits the hose from crimping, which reduces flow and impairs the function of the coil.

Material Specifications:
  • Type 321 Stainless Steel Butt Welded Tube
  • Annular Close Pitch Corrugations
  • Type 304 Stainless Steel Braid
Hose available with or without the union.
Unit of Measure



N/A 1-1/2 in2 in
Lengths1 N/A 12 in18 in24 in36 in


N/A Stainless Steel Braided Flexible Hose

Approximate Outside Diameter

N/A 2.14 in (for Size - 1-1/2 in) 2.69 in (for Size - 2 in)

Max. Working Pressure Meets or Exceeds

N/A 400 psi

Min. Burst Pressure Meets or Exceeds

N/A 1600 psi

Temperature Rating

N/A 40 to 200 ºF

Hose Connectors

N/A Welded Fixed Ends

Constant Flexing

N/A 11 in (for Size - 1-1/2 in) 13 in (for Size - 2 in)

Static Bend

N/A 5 in (for Size - 1-1/2 in) 6 in (for Size - 2 in)


N/A National Pipe Threads per ANSI B1.20.3 Type 1 Class 1


N/A Carbon Steel Male NPT Fittings on Each End

Approximate Weight

N/A 1.4 lb/ft (for Size - 1-1/2 in) 1.8 lb/ft (for Size - 2 in)

Specification No.

  • 1 Dimension “L” equals overall length of the hose not including the union.