EG-F-035
ASME B16.5 (ANSI) Class 900 Lap Joint Flanges
Backing flange used with a matching stub end. The bore radius and stub-end geometry must be coordinated.
| Series | ASME B16.5 (ANSI) |
| Class | 900 |
| Size range | NPS 1/2–24 |
| Size entries | 19 |
Representative form. Refer to the size table for the selected dimensions.
Dimension key
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) | Length through hub (Y) | Hub OD (X) | Radius (r) | Bore (B) | Approx. weight | Bolt circle (C) | Bolt holes | Hole diameter |
|---|---|---|---|---|---|---|---|---|---|---|---|
| EG-F-035-001 | 1/2 | 4.75 in | 0.88 in | 1.38 in | 1.50 in | 0.13 in | 0.90 in | 4 lb | 3.25 in | 4 | 0.88 in |
| EG-F-035-002 | 3/4 | 5.13 in | 1.00 in | 1.69 in | 1.75 in | 0.13 in | 1.11 in | 5 lb | 3.50 in | 4 | 0.88 in |
| EG-F-035-003 | 1 | 5.88 in | 1.13 in | 2.00 in | 2.06 in | 0.13 in | 1.38 in | 8 lb | 4.00 in | 4 | 1.00 in |
| EG-F-035-004 | 1 1/4 | 6.25 in | 1.13 in | 2.50 in | 2.50 in | 0.19 in | 1.72 in | 9 lb | 4.38 in | 4 | 1.00 in |
| EG-F-035-005 | 1 1/2 | 7.00 in | 1.25 in | 2.88 in | 2.75 in | 0.25 in | 1.97 in | 12 lb | 4.88 in | 4 | 1.13 in |
| EG-F-035-006 | 2 | 8.50 in | 1.50 in | 3.63 in | 4.13 in | 0.31 in | 2.46 in | 25 lb | 6.50 in | 8 | 1.00 in |
| EG-F-035-007 | 2 1/2 | 9.63 in | 1.63 in | 4.13 in | 4.88 in | 0.31 in | 2.97 in | 35 lb | 7.50 in | 8 | 1.13 in |
| EG-F-035-008 | 3 | 9.50 in | 1.50 in | 2.13 in | 5.25 in | 0.38 in | 3.60 in | 25 lb | 7.50 in | 8 | 1.00 in |
| EG-F-035-009 | 4 | 11.50 in | 1.75 in | 2.75 in | 6.25 in | 0.44 in | 4.60 in | 51 lb | 9.25 in | 8 | 1.25 in |
| EG-F-035-010 | 5 | 13.75 in | 2.00 in | 3.13 in | 7.50 in | 0.50 in | 5.69 in | 81 lb | 11.00 in | 8 | 1.38 in |
| EG-F-035-011 | 6 | 15.00 in | 2.19 in | 3.38 in | 9.25 in | 0.50 in | 6.75 in | 105 lb | 12.50 in | 12 | 1.25 in |
| EG-F-035-012 | 8 | 18.50 in | 2.50 in | 4.50 in | 11.75 in | 0.50 in | 8.75 in | 190 lb | 15.50 in | 12 | 1.50 in |
| EG-F-035-013 | 10 | 21.50 in | 2.75 in | 5.00 in | 14.50 in | 0.50 in | 10.92 in | 275 lb | 18.50 in | 16 | 1.50 in |
| EG-F-035-014 | 12 | 24.00 in | 3.13 in | 5.63 in | 16.50 in | 0.50 in | 12.92 in | 370 lb | 21.00 in | 20 | 1.50 in |
| EG-F-035-015 | 14 | 25.25 in | 3.38 in | 6.13 in | 17.75 in | 0.50 in | 14.18 in | 415 lb | 22.00 in | 20 | 1.63 in |
| EG-F-035-016 | 16 | 27.75 in | 3.50 in | 6.50 in | 20.00 in | 0.50 in | 16.19 in | 465 lb | 24.25 in | 20 | 1.75 in |
| EG-F-035-017 | 18 | 31.00 in | 4.00 in | 7.50 in | 22.25 in | 0.50 in | 18.20 in | 650 lb | 27.00 in | 20 | 2.00 in |
| EG-F-035-018 | 20 | 33.75 in | 4.25 in | 8.25 in | 24.50 in | 0.50 in | 20.25 in | 810 lb | 29.50 in | 20 | 2.13 in |
| EG-F-035-019 | 24 | 41.00 in | 5.50 in | 10.50 in | 29.50 in | 0.50 in | 24.25 in | 1550 lb | 35.50 in | 20 | 2.63 in |
Selection notes
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.