2550 inch AWWA C207 Ring (Plate) Flange & Blind Flange Dimensions
2550 inch to AWWA C207: OD 3048 mm; Bore 2595.6 mm; thickness 63.5 mm.
Key to dimensions
- D
- Outside diameter of flange
- B
- Bore (inside diameter) of plate flange
- C
- Flange thickness — plate or blind, raised face (RF) or flat face (FF)
2550 inch AWWA C207 Ring (Plate) Flange & Blind Flange Dimensions — all dimensions
AWWA C207 Class B — ring (plate) and blind flange (mm)
| Dimension | Value | Equivalent |
|---|---|---|
| Flange OD — D | 3048 mm | 120.00 in |
| Bore — B | 2595.6 mm | 102.19 in |
| Plate, RF — C | 63.5 mm | 2.50 in |
| Blind, RF — C | 63.5 mm | 2.50 in |
AWWA C207 Class D — ring (plate) and blind flange (mm)
| Dimension | Value | Equivalent |
|---|---|---|
| Flange OD — D | 3048 mm | 120.00 in |
| Bore — B | 2595.6 mm | 102.19 in |
| Plate, RF — C | 82.6 mm | 3.25 in |
| Blind, RF — C | 82.6 mm | 3.25 in |
AWWA C207 Class E — ring (plate) and blind flange (mm)
| Dimension | Value | Equivalent |
|---|---|---|
| Flange OD — D | 3048 mm | 120.00 in |
| Bore — B | 2595.6 mm | 102.19 in |
| Plate, RF — C | 139.7 mm | 5.50 in |
| Blind, RF — C | 139.7 mm | 5.50 in |
Values are nominal, from AWWA C207 Ring (Plate) Flange & Blind Flange Dimensions. Verify critical dimensions against the current edition of the standard before design, purchase or fabrication.
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FAQ
2550 inch AWWA C207 Ring (Plate) Flange & Blind Flange Dimensions: common questions
What are the 2550 inch AWWA C207 Ring (Plate) Flange & Blind Flange Dimensions?
2550 inch to AWWA C207: OD 3048 mm; Bore 2595.6 mm; thickness 63.5 mm.
Does Teshi Group manufacture 2550 inch flanges?
Yes. Teshi Group is an OEM manufacturer in India of flanges to AWWA C207, in carbon, alloy, stainless, duplex, super duplex, nickel alloys, titanium and Cu-Ni, with EN 10204 3.1 certificates.
Can I download the 2550 inch dimensions as a PDF?
Yes. Use “Download PDF for this size” on this page to get a single-size, print-ready PDF with the drawing and every tabulated dimension, or download the full AWWA C207 Ring (Plate) Flange & Blind Flange Dimensions chart.
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Teshi Group manufactures them in India — send your size, rating and material and get a quote in 24–48 hours.

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