5 inch BS 10 Table E Flange Dimensions
5 inch (DN 125) to BS 10: OD 10 in; thickness 11/16 in; PCD 8 1/4 in; bolts 8; holes 11/16 in.
Key to dimensions
- D
- Outside diameter of flange
- C
- Flange thickness, excluding raised face unless stated
- K
- Bolt circle (pitch circle) diameter
- n
- Number of bolts
- L
- Bolt hole diameter
- Bolt
- Bolt size (metric M or inch diameter)
5 inch BS 10 Table E Flange Dimensions — all dimensions
BS 10 Table E — flange dimensions
| Dimension | Value | Equivalent |
|---|---|---|
| Size | 125 | |
| Flange OD — D | 10 in | 254.0 mm |
| Flange OD — D | 254 mm | 10.00 in |
| Steel, heavy series — C | 11/16 in | 27.0 mm |
| Steel, heavy series — C | 17 mm | 0.669 in |
| Steel, light series — C | 9/16 in | 14.3 mm |
| Cast iron — C | 7/8 in | 22.2 mm |
| Bolt circle — K | 8 1/4 in | 209.5 mm |
| Bolt circle — K | 210 mm | 8.27 in |
| Number of bolts | 8 | |
| Hole dia — L | 11/16 in | 27.0 mm |
| Hole dia — L | 17 mm | 0.669 in |
| Bolt size | 5/8 |
Values are nominal, from BS 10 Table E Flange Dimensions. Verify critical dimensions against the current edition of the standard before design, purchase or fabrication.
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5 inch BS 10 Table E Flange Dimensions: common questions
What are the 5 inch BS 10 Table E Flange Dimensions?
5 inch (DN 125) to BS 10: OD 10 in; thickness 11/16 in; PCD 8 1/4 in; bolts 8; holes 11/16 in.
Does Teshi Group manufacture 5 inch flanges?
Yes. Teshi Group is an OEM manufacturer in India of flanges to BS 10, in carbon, alloy, stainless, duplex, super duplex, nickel alloys, titanium and Cu-Ni, with EN 10204 3.1 certificates.
Can I download the 5 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 BS 10 Table E Flange Dimensions chart.
Need 5 inch flanges?
Teshi Group manufactures them in India — send your size, rating and material and get a quote in 24–48 hours.
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