Flange Bolt Chart
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Flange
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NPS 8
Class 300
Dimensions for NPS 8 Class 300 generic flange
15
13
X
1.56
Field
Value
Notes
Outside Diameter of Flange (O)
15"
Note
Minimum Thickness of Flange (tf)
1-9/16"
Note
Diameter of Bolt Circle (W)
13"
Note
Flange dimensions in seconds.
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