Products / Flanges / ASME B16.5 (ANSI)

EG-F-046

ASME B16.5 (ANSI) Class 2500 Threaded Flanges

Internally threaded connection for a matching externally threaded pipe. Specify the thread standard with the inquiry.

SeriesASME B16.5 (ANSI)
Class2500
Size rangeNPS 1/2–12
Size entries14
ASME B16.5 (ANSI) Class 2500 Threaded Flanges

Representative form. Refer to the size table for the selected dimensions.

Dimension key

Dimension symbols for ASME B16.5 (ANSI) Class 2500 Threaded Flanges

Dimensions & drilling

in = inches · lb = pounds

Scroll the table horizontally to see all dimensions. Approximate weights are for reference.

Catalogue ref.Nominal pipe size (NPS)OD (O)Thickness (T)RF diameter (R)Length through hub (Y)Hub OD (X)Approx. weightBolt circle (C)Bolt holesHole diameter
EG-F-046-0011/25.25 in1.19 in1.38 in1.56 in1.69 in7 lb3.50 in40.88 in
EG-F-046-0023/45.50 in1.25 in1.69 in1.69 in2.00 in8 lb3.75 in40.88 in
EG-F-046-00316.25 in1.38 in2.00 in1.88 in2.25 in11 lb4.25 in41.00 in
EG-F-046-0041 1/47.25 in1.50 in2.50 in2.06 in2.88 in16 lb5.13 in41.13 in
EG-F-046-0051 1/28.00 in1.75 in2.88 in2.38 in3.13 in22 lb5.75 in41.25 in
EG-F-046-00629.25 in2.00 in3.63 in2.75 in3.75 in38 lb6.75 in81.13 in
EG-F-046-0072 1/210.50 in2.25 in4.13 in3.13 in4.50 in55 lb7.75 in81.25 in
EG-F-046-008312.00 in2.63 in5.00 in3.63 in5.25 in83 lb9.00 in81.38 in
EG-F-046-009414.00 in3.00 in6.19 in4.25 in6.50 in125 lb10.75 in81.63 in
EG-F-046-010516.50 in3.63 in7.31 in5.13 in8.00 in210 lb12.75 in81.88 in
EG-F-046-011619.00 in4.25 in8.50 in6.00 in9.25 in325 lb14.50 in82.13 in
EG-F-046-012821.75 in5.00 in10.63 in7.00 in12.00 in485 lb17.25 in122.13 in
EG-F-046-0131026.50 in6.50 in12.75 in9.00 in14.75 in930 lb21.25 in122.63 in
EG-F-046-0141230.00 in7.25 in15.00 in10.00 in17.38 in1100 lb24.38 in122.88 in

Selection notes

Facing in this dimensional series: 1/4 in raised face (RF).

A flat face (FF) can be specified with the inquiry.

Class designations are not direct pressure values. Confirm material grade, temperature, facing and the applicable standard edition before ordering.

Specify your flange.

Send the standard, class, size, material and quantity. Add a drawing for custom requirements.