Free Length (F/L)
          Load in lbf, N or Kgf at loaded length (L/L)
          Rate lbf load per inc (kgf) load per mm.
          Maximum compression
          Maximum solid length
          Diameter, maximum outside (O/D), minimum inside (I/D) or mean diameter (M/D)
          Right hand or left hand wound, if essential
          Type of ends (see right hand column)
          Material and finish
          Tolerances and special working conditions

Parallel, Barrel or Conical shaped springs

          Free Length (F/L)
          Diameter, maximum outside (O/D), minimum inside (I/D)
          Wire size (d) and section.
          Number of coils, working or total or pitch
          Right hand or left hand wound, if essential
          Type of ends
          Material and finish
          Tolerances and special working conditions

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