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Library › Tri-clamp & pipe › ASME B16.5 Class 150 pipe flanges, NPS ½ to 24: dimensions, bolt…

Slip-on flange, NPS 1-1/2 Class 150

Slip-on flange, NPS 1-1/2 Class 150: OD 127.0 mm, raised face dia 73.0 x 1.6 mm, bolt circle 98.4 mm, 4 holes dia 15.9 mm for 0.5 in bolts; bore 49.5 mm, hub dia 65.1 mm drawn straight, length 20.6 mm from the raised face to the hub end

Exact dimensions. True size, no printing tolerance added. Threads are plain cylinders at the major diameter.

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Dimensions

NPS1-1/2
flange OD, in (mm)5.00 (127.0)
thickness incl. raised face, in (mm)0.69 (17.5)
raised-face dia, in (mm)2.88 (73.0)
bolt circle, in (mm)3.88 (98.4)
holes × hole dia, in4 × 0.625
bolt dia, in0.5
hub dia at base, in (mm)2.56 (65.1)
slip-on hub length, in0.81
weld-neck length, in2.38
slip-on bore, in1.95
weld-neck end OD, in1.90
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From the full sheet

ASME B16.5 Class 150 pipe flanges, NPS ½ to 24: dimensions, bolt circle, slip-on and blind: every size, notes, mating features and sources. What are the dimensions of an ASME B16.5 Class 150 flange (OD, thickness, raised face, bolt circle, bolt holes)?

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