ASME B16.47 Class 300 Series A Welding Neck Flanges

ProductsNominal Pipe SizeOutside Diameter (O)Minimum Thickness (T)Raised Face Diameter (R)Length Thru Hub (Y)Hub Diameter (X)Minimum Fillet Radius (r)Top of Hub (A)Bore (B)Approximate Weight (lbs)Bolt Circle (C)Number of HolesDiameter of Holes
26300WNSA26 38.25 3.12 29.50 7.25 28.38 0.38 26.00 Specified by purchaser605 34.5028 1.75
28300WNSA2840.75 3.38 31.507.7530.50 0.44 28.00 Specified by purchaser745 37.00 28 1.75
30300WNSA 3043.00 3.62 33.75 8.25 32.56 0.44 30.00 Specified by purchaser870 39.25 28 1.88
32300WNSA3245.25 3.88 36.00 8.75 34.69 0.44 32.00 Specified by purchaser1005 41.50 28 2.00
34300WNSA3447.50 4.00 38.00 9.12 36.88 0.50 34.00Specified by purchaser1145 43.50 28 2.00
36300WNSA3650.00 4.12 40.25 9.50 39.00 0.50 36.00Specified by purchaser1275 46.00 32 2.12
38300WNSA3846.00 4.25 40.50 7.12 39.12 0.50 38.00 Specified by purchaser695 43.00 32 1.62
40300WNSA4048.75 4.50 42.75 7.6241.25 0.50 40.00Specified by purchaser840 45.50 32 1.75
42300WNSA4250.75 4.69 44.75 7.88 43.25 0.50 42.00 Specified by purchaser950 47.50 32 1.75
44300WNSA4453.254.88 47.00 8.12 45.25 0.50 44.00 Specified by purchaser1055 49.75 32 1.88
46300WNSA4655.75 5.06 49.00 8.5047.38 0.50 46.00Specified by purchaser1235 52.00 28 2.00
48300WNSA 4857.75 5.25 51.25 8.81 49.380.50 48.00 Specified by purchaser138054.00 32 2.00
50300WNSA5060.25 5.50 53.50 9.12 51.38 0.50 50.00Specified by purchaser1530 56.25 32 2.12
52300WNSA5262.25 5.69 55.50 9.38 53.38 0.50 52.00Specified by purchaser166058.25 32 2.12
54300WNSA5465.25 6.00 57.75 9.94 55.50 0.50 54.00 Specified by purchaser2050 61.00 28 2.38
56300WNSA5667.256.06 59.75 10.25 57.62 0.50 56.00 Specified by purchaser2155 63.00 28 2.38
58300WNSA58 69.25 6.2562.00 10.50 59.62 0.50 58.00 Specified by purchaser2270 65.0032 2.38
60300WNSA60 71.25 6.44 64.00 10.75 61.62 0.50 60.00Specified by purchaser2470 67.00 32 2.38