Flange Bolt Chart
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Flange
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NPS 6
Class 1500
Dimensions for NPS 6 Class 1500 generic flange
15.5
12.5
X
3.25
Field
Value
Notes
Outside Diameter of Flange (O)
15-1/2"
Note
Minimum Thickness of Flange (tf)
3-1/4"
Note
Diameter of Bolt Circle (W)
12-1/2"
Note
Flange dimensions in seconds.
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