ASME B16.47 Class 300 Series A Blind Flanges

ProductsNominal Pipe SizeOutside Diameter (O)Thickness (T)Raised Face Diameter (R)Approximate Weight (lbs)Bolt Circle (C)Number of HolesDiameter of Holes
26300BLSA2638.25 3.31 29.50 1079 34.50 28 1.75
28300BLSA2840.75 3.5631.50 1315 37.00 28 1.75
30300BLSA3043.00 3.75 33.751545 39.25 28 1.88
32300BLSA3245.25 3.94 36.00 1795 41.50 28 2.00
34300BLSA34 47.50 4.12 38.00 2068 43.50 28 2.00
36300BLSA3650.00 4.38 40.25 2435 46.00 322.12
38300BLSA38 46.00 4.25 40.502001 43.00321.62
40300BLSA40 48.75 4.50 42.75 2380 45.50321.75
42300BLSA42 50.75 4.69 44.752689 47.50 321.75
44300BLSA44 53.25 4.88 47.00 3079 49.75 321.88
46300BLSA46 55.75 5.06 49.00 3500 52.00 28 2.00
48300BLSA48 57.75 5.25 51.25 3896 54.00 32 2.00
50300BLSA50 60.25 5.50 53.50 4442 56.25 32 2.12
52300BLSA52 62.25 5.69 55.50 4906 58.25 32 2.12
54300BLSA54 65.256.00 57.755684 61.00 28 2.38
56300BLSA56 67.25 6.06 59.75 6099 63.00 28 2.38
58300BLSA58 69.25 6.25 62.00 6669 65.00 32 2.38
60300BLSA60 71.25 6.44 64.00 7274 67.00 322.38