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  • ASME B16.47 Welding Neck Flange
  • 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.

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Item #

Nominal Pipe Size

Outside 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

Bolt Circle (C)

Number of Holes

Diameter of Holes

N/A 26 N/A 38.25 in N/A 3.50 in N/A 29.50 in N/A 7.62 in N/A 28.62 in N/A 0.44 in N/A 26.00 in N/A Specified by purchaser N/A 650 lb N/A 34.50 in N/A 28 N/A 1.88 in
N/A 28 N/A 40.75 in N/A 3.75 in N/A 31.50 in N/A 8.12 in N/A 30.81 in N/A 0.50 in N/A 28.00 in N/A Specified by purchaser N/A 785 lb N/A 37.00 in N/A 28 N/A 2.00 in
N/A 30 N/A 43.00 in N/A 4.00 in N/A 33.75 in N/A 8.62 in N/A 32.94 in N/A 0.50 in N/A 30.00 in N/A Specified by purchaser N/A 905 lb N/A 39.25 in N/A 28 N/A 2.12 in
N/A 32 N/A 45.25 in N/A 4.25 in N/A 36.00 in N/A 9.12 in N/A 35.00 in N/A 0.50 in N/A 32.00 in N/A Specified by purchaser N/A 1065 lb N/A 41.50 in N/A 28 N/A 2.12 in
N/A 34 N/A 47.50 in N/A 4.38 in N/A 38.00 in N/A 9.50 in N/A 37.19 in N/A 0.56 in N/A 34.00 in N/A Specified by purchaser N/A 1200 lb N/A 43.50 in N/A 28 N/A 2.12 in
N/A 36 N/A 50.00 in N/A 4.50 in N/A 40.25 in N/A 9.88 in N/A 39.38 in N/A 0.56 in N/A 36.00 in N/A Specified by purchaser N/A 1340 lb N/A 46.00 in N/A 32 N/A 2.12 in
N/A 38 N/A 47.50 in N/A 4.88 in N/A 40.75 in N/A 8.12 in N/A 39.50 in N/A 0.56 in N/A 38.00 in N/A Specified by purchaser N/A 935 lb N/A 44.00 in N/A 32 N/A 1.88 in
N/A 40 N/A 50.00 in N/A 5.12 in N/A 43.00 in N/A 8.50 in N/A 41.50 in N/A 0.56 in N/A 40.00 in N/A Specified by purchaser N/A 1090 lb N/A 46.25 in N/A 32 N/A 2.00 in
N/A 42 N/A 52.00 in N/A 5.25 in N/A 45.00 in N/A 8.81 in N/A 43.62 in N/A 0.56 in N/A 42.00 in N/A Specified by purchaser N/A 1190 lb N/A 48.25 in N/A 32 N/A 2.00 in
N/A 44 N/A 54.50 in N/A 5.50 in N/A 47.25 in N/A 9.18 in N/A 45.62 in N/A 0.56 in N/A 44.00 in N/A Specified by purchaser N/A 1375 lb N/A 50.50 in N/A 32 N/A 2.12 in
N/A 46 N/A 56.75 in N/A 5.75 in N/A 49.50 in N/A 9.62 in N/A 47.75 in N/A 0.56 in N/A 46.00 in N/A Specified by purchaser N/A 1525 lb N/A 52.75 in N/A 36 N/A 2.12 in
N/A 48 N/A 59.50 in N/A 6.00 in N/A 51.50 in N/A 10.12 in N/A 49.88 in N/A 0.56 in N/A 48.00 in N/A Specified by purchaser N/A 1790 lb N/A 55.25 in N/A 28 N/A 2.38 in
N/A 50 N/A 61.75 in N/A 6.19 in N/A 53.62 in N/A 10.56 in N/A 52.00 in N/A 0.56 in N/A 50.00 in N/A Specified by purchaser N/A 1950 lb N/A 57.50 in N/A 32 N/A 2.38 in
N/A 52 N/A 63.75 in N/A 6.38 in N/A 55.62 in N/A 10.88 in N/A 54.00 in N/A 0.56 in N/A 52.00 in N/A Specified by purchaser N/A 2125 lb N/A 59.50 in N/A 32 N/A 2.38 in
N/A 54 N/A 67.00 in N/A 6.69 in N/A 57.88 in N/A 11.38 in N/A 56.12 in N/A 0.56 in N/A 54.00 in N/A Specified by purchaser N/A 2565 lb N/A 62.25 in N/A 28 N/A 2.62 in
N/A 56 N/A 69.00 in N/A 6.88 in N/A 60.12 in N/A 11.75 in N/A 58.25 in N/A 0.56 in N/A 56.00 in N/A Specified by purchaser N/A 2710 lb N/A 64.25 in N/A 32 N/A 2.62 in
N/A 58 N/A 71.00 in N/A 7.00 in N/A 62.12 in N/A 12.06 in N/A 60.25 in N/A 0.56 in N/A 58.00 in N/A Specified by purchaser N/A 3230 lb N/A 66.25 in N/A 32 N/A 2.62 in
N/A 60 N/A 74.25 in N/A 7.31 in N/A 64.38 in N/A 12.56 in N/A 62.38 in N/A 0.56 in N/A 60.00 in N/A Specified by purchaser N/A 3820 lb N/A 69.00 in N/A 32 N/A 2.88 in
1 - 18 of 18 | Results Per Page | View | Unit of Measure
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