ASME B16.5 Flanges

Class 400B16.47 Series AB16.47 Series BNominalSizeOutsideDia.OWNFThicknessCBFRaisedFaceDia.RHubDia.XBoreBLengthThruHubYDia.Hub atBevelAFilletRadiusrBoltCircleDrillingDia.HolesNo.HolesApprox.Wt.WNFB16.47 Ser A Sizes 12" thru 24" identical to ASME B16.5 except when a single taper hub is required.26 38.25 3.50 3.88 29.50 28.62 7.62 26.00 0.44 34.50 1.88 28 65028 40.75 3.75 4.12 31.50 30.81 8.12 28.00 0.50 37.00 2.00 28 78530 43.00 4.00 4.38 33.75 32.94 8.62 30.00 0.50 39.25 2.12 28 90532 45.25 4.25 4.56 36.00 35.00 9.12 32.00 0.50 41.50 2.12 28 106534 47.50 4.38 4.81 38.00 37.18 9.50 34.00 0.56 43.50 2.12 28 120036 50.00 4.50 5.06 40.25 39.38 9.88 36.00 0.56 46.00 2.12 32 1340B16.47 Ser B26 33.50 3.50 .— 28.00 27.12 5.88 26.00 0.44 30.75 1.50 28 36028 36.00 3.75 .— 30.00 29.12 6.25 28.00 0.50 33.00 1.62 24 45030 38.25 4.00 .— 32.25 31.25 6.69 30.00 0.50 35.25 1.62 28 53032 40.75 4.25 .— 34.38 33.25 7.06 32.00 0.50 37.50 1.75 28 63534 42.75 4.38 .— 36.50 35.38 7.38 34.00 0.56 39.50 1.75 32 69036 45.50 4.69 .— 38.62 37.50 7.88 36.00 0.56 42.00 1.75 28 855Length thru Hub does not include 1 /4" Raised Face.To be specified by purchaser.Revised 1-99 37