SERIES A

ASME B16.47 Class 900 Series Blind Flanges

SPECIFICATIONS




All dimensions are in inches
1/4" raised face will be added to the thickness and overall
  length unless otherwise specified
Flat face option available
Nominal
Pipe Size
Outside
Diameter 
Minimum
Thickness 
Raised Face
Diameter
Approximate
Weight 
Bolt Circle Number
of Holes
Diameter
of Holes
(O) (T)  (R) (lbs)  (C)
26 42.75  6.31  29.50  2565 37.50  20 2.88
28 46.00  6.75  31.50  3178 40.25  20 3.12
30 48.50  7.18  33.75  3759 42.75  20 3.12
32 51.75  7.62  36.00  4541 45.50  20 3.38
34 55.00  8.06  38.00  5425 48.25  20 3.62
36 57.50  8.44  40.25  6210 50.75  20 3.62
38 57.50  8.50  43.25  6253 50.75  20 3.62
40 59.50  8.81  45.75  6940 52.75  24 3.62
42 61.50  9.12  47.75  7675 54.75  24 3.62
44 64.88  9.56  50.00  8955 57.62  24 3.88
46 68.25  10.06  52.50  10,426 60.50  24 4.12
48 70.25  10.38  54.50  11,398 62.50  24 4.12