Flange Bolt Chart
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Flange
Dimensions
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NPS 20
Class 2500
Dimensions for NPS 20 Class 2500 generic flange
O
W
X
tf
Field
Value
Notes
Outside Diameter of Flange (O)
Note
Minimum Thickness of Flange (tf)
Note
Diameter of Bolt Circle (W)
Note
Flange dimensions in seconds.
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