ANSI B16.5 Class 1500 Socket Weld Flanges Raised Face Diameter 1.38-4.13 in

Nominal Pipe Size

Outside Diameter (O)

Thickness (T)

Raised Face Diameter (R)

Length Thru Hub (Y)

Hub Diameter (X)

Bore (B1)

Bore (B2)

Depth of Socket (D)

Approximate Weight (lbs)

Bolt Circle (C)

Number of Holes

Diameter of Holes

 1/2

4.75

0.88

1.38

1.25

1.5

Specified by Purchaser

0.88

0.38

4

3.25

4

0.88

 3/4

5.13

1

1.69

1.38

1.75

Specified by Purchaser

1.09

0.44

5

3.5

4

0.88

1

5.88

1.13

2

1.63

2.06

Specified by Purchaser

1.36

0.5

8

4

4

1

1 1/4

6.25

1.13

2.5

1.63

2.5

Specified by Purchaser

1.7

0.56

9

4.38

4

1

1 1/2

7

1.25

2.88

1.75

2.75

Specified by Purchaser

1.95

0.63

12

4.88

4

1.13

2

8.5

1.5

3.63

2.25

4.13

Specified by Purchaser

2.44

0.69

25

6.5

8

1

2 1/2

9.63

1.63

4.13

2.5

4.88

Specified by Purchaser

2.94

0.75

36

7.5

8

1.13