Please see the attached spring weights for the following obsolete commercial models:


  • 400I
  • 600
  • 600A
  • 600V
  • 620
  • 624
  • 630A
  • 630S
  • 630V
  • 634A
  • 634S
  • 634V
  • 648A/651A/652A
  • 648V/651V/652V
  • 678/691/692
  • 901 DSB - Bottom Solid