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PCD 640 spec change history

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October 19, 2026

October 19, 2026 · 100 cells changed

October 19, 2026 compared with the previous record.

  • Changed cell
  • Added row
  • Strikethrough is the earlier value

Specifications

PCD [A]640
Earlier value Outer dimensionOuter dimension648
Number of arms5

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PCD [A]Rope Dia.No. of RopesBearing No.Shaft Dia.Rope Pitch [B]Sheave Width [C]Snap Ring Distance [D]Boss Width [E]Boss O.D. [F]Grease Nipple [G]
Earlier value empty640Earlier value empty125621680Earlier value empty1911075100200Earlier value emptyYes
Earlier value empty6621260Earlier value empty130110130150
621680Earlier value empty100Earlier value empty130Earlier value empty200
621890
Earlier value empty7621890Earlier value empty150Earlier value empty100Earlier value empty130Earlier value empty230
631680
631890
Earlier value empty8621890Earlier value empty175Earlier value empty120Earlier value empty150Earlier value empty250
631680
631890
Earlier value empty9621890Earlier value empty190Earlier value empty120Earlier value empty150Earlier value empty250
631680
631890
Earlier value empty12631680Earlier value empty250Earlier value empty200Earlier value empty230Earlier value empty260
631890
631995
6218, 2221890
Earlier value empty143621680Earlier value empty2211075100200
462168011075100200
Earlier value empty5621260Earlier value empty130110Earlier value empty130150
621680Earlier value empty100Earlier value empty200
621890
Earlier value empty6621890Earlier value empty150Earlier value empty100Earlier value empty130Earlier value empty230
631680
631890
Earlier value empty7621890Earlier value empty175Earlier value empty120Earlier value empty150Earlier value empty250
631680
631890
Earlier value empty8621890Earlier value empty190Earlier value empty120Earlier value empty150Earlier value empty250
631680
631890
Earlier value empty10631680Earlier value empty250Earlier value empty200Earlier value empty230Earlier value empty260
631890
631995
Earlier value empty16Earlier value empty3621260Earlier value empty25Earlier value empty130110Earlier value empty130150
621680Earlier value empty100Earlier value empty200
621890
Earlier value empty4621260Earlier value empty130110Earlier value empty130150
621680Earlier value empty100Earlier value empty200
621890
Earlier value empty5621890Earlier value empty150Earlier value empty100Earlier value empty130Earlier value empty230
631680
631890140110250
Earlier value empty6621890Earlier value empty175Earlier value empty120Earlier value empty150Earlier value empty250
631680
631890180130
Earlier value empty7621890Earlier value empty190Earlier value empty120Earlier value empty150Earlier value empty250
631680
631890
Earlier value empty9631680Earlier value empty250Earlier value empty200Earlier value empty230Earlier value empty260
631890
631995
Earlier value empty11631890Earlier value empty300Earlier value empty245Earlier value empty275Earlier value empty270
631995
Earlier value empty12631890Earlier value empty320Earlier value empty245Earlier value empty274Earlier value empty270
631995
6220, 22220100
20NJ222, 22222110520Earlier value 0None474280

Columns removed at this point: Drawing

Dates are when D&D updated the specifications.

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