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Flange - Blind, ANSI Class 75, Industry Standard (For SOF) (in)

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data bf b16.5 150 300data bf b16.47

 

Flange - Blind, ANSI Class 75, Industry Standard (For SOF) (in)

  • Industry Standard Flanges have no national standard code or are they covered by any governing body.
  • Bolt circle diameters are 1/8 inch larger than bolt diameter.
Pipe Size

(NPS)

Outside Diameter of Flange

A

Diameter of Raised Face

B

Thickness of Flange

C

Number of Bolt Holes

 

Diameter of Bolt Holes

 

Bolt Circle Diameter

P

Approx Weight

(lb)

26 33 30 1 1/4 32 1 31 290
28 35 32 1 3/8 36 1 33 360
30 37 34 1 3/8 36 1 35 405
32 39 1/2 36 1/4 1 1/2 40 1 1/8 37 3/8 500
34 41 1/2 38 1/4 1 5/8 40 1 1/8 39 3/8 600
36 43 1/2 40 1/4 1 5/8 44 1 1/8 41 3/8 660
42 50 46 1/2 1 7/8 48 1 1/4 47 3/4 1000
48 56 52 1/2 2 1/8 56 1 1/4 53 3/4 1450
54 62 1/2 59 2 3/8 68 1 1/4 60 1/4 2000
60 68 1/2 65 2 5/8 72 1 1/4 66 1/4 2675
66 75 1/2 71 5/8 2 7/8 72 1 3/8 73 3550
72 81 1/2 77 5/8 3 1/8 80 1 3/8 79 4500

 

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