Products / Flanges / Industry Standard

EG-F-058

Industry Standard Class 125/150 Blind Flanges

Solid flange for closing a flanged opening. Match the class, facing and bolt pattern of the mating flange.

SeriesIndustry Standard
Class125/150
Size rangeNPS 26–96
Size entries20
Industry Standard Class 125/150 Blind Flanges

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

Dimension key

Dimension symbols for Industry Standard Class 125/150 Blind 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)Approx. weightBolt holesHole diameterBolt circle (C)
EG-F-058-0012634.25 in2.00 in260 lb241.38 in31.75 in
EG-F-058-0022836.50 in2.06 in295 lb281.38 in34.00 in
EG-F-058-0033038.75 in2.13 in340 lb281.38 in36.00 in
EG-F-058-0043241.75 in2.25 in410 lb281.63 in38.50 in
EG-F-058-0053443.75 in2.31 in440 lb321.63 in40.50 in
EG-F-058-0063646.00 in2.38 in495 lb321.63 in42.75 in
EG-F-058-0073848.75 in2.38 in570 lb321.63 in45.25 in
EG-F-058-0084050.75 in2.50 in620 lb361.63 in47.25 in
EG-F-058-0094253.00 in2.63 in710 lb361.63 in49.50 in
EG-F-058-0104455.25 in2.63 in750 lb401.63 in51.75 in
EG-F-058-0114657.25 in2.69 in800 lb401.63 in53.75 in
EG-F-058-0124859.50 in2.75 in870 lb441.63 in56.00 in
EG-F-058-0135061.75 in2.75 in900 lb441.88 in58.25 in
EG-F-058-0145264.00 in2.88 in1000 lb441.88 in60.50 in
EG-F-058-0155466.25 in3.00 in1100 lb441.88 in62.75 in
EG-F-058-0166073.00 in3.13 in1350 lb521.88 in69.25 in
EG-F-058-0176680.00 in3.38 in1775 lb521.88 in76.00 in
EG-F-058-0187286.50 in3.50 in2100 lb601.88 in82.50 in
EG-F-058-0198499.75 in3.88 in2825 lb642.13 in95.50 in
EG-F-058-02096113.25 in4.25 in3800 lb682.38 in108.50 in

Selection notes

Facing in this dimensional series: 1/16 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.