Flange Bolt Chart
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Flange
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NPS 16
Class 900
Dimensions for NPS 16 Class 900 generic flange
27.75
24.25
X
3.5
Field
Value
Notes
Outside Diameter of Flange (O)
27-3/4"
Note
Minimum Thickness of Flange (tf)
3-1/2"
Note
Diameter of Bolt Circle (W)
24-1/4"
Note
Flange dimensions in seconds.
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