138 inch AWWA C207 Class E Flange Dimensions
138 inch to AWWA C207: OD 160.5 in; PCD 152 in; bolts 84; holes 3.438 in; thickness 6.75 in.
Key to dimensions
- D
- Outside diameter of flange
- C
- Flange thickness, excluding raised face unless stated
- N
- Neck / hub diameter at base
- H
- Length through hub / neck length
- K
- Bolt circle (pitch circle) diameter
- n
- Number of bolts
- L
- Bolt hole diameter
- Bolt
- Bolt size (metric M or inch diameter)
138 inch AWWA C207 Class E Flange Dimensions — all dimensions
Class E — steel ring (slip-on) flange, 275 psi — inches
| Dimension | Value | Equivalent |
|---|---|---|
| Flange OD — D | 160.5 in | 4076.7 mm |
| Bolt circle — K | 152 in | 3860.8 mm |
| Number of bolts | 84 | |
| Hole dia — L | 3.438 in | 87.3 mm |
| Slip-on ring — C | 6.75 in | 171.4 mm |
Values are nominal, from AWWA C207 Class E Flange Dimensions. Verify critical dimensions against the current edition of the standard before design, purchase or fabrication.
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FAQ
138 inch AWWA C207 Class E Flange Dimensions: common questions
What are the 138 inch AWWA C207 Class E Flange Dimensions?
138 inch to AWWA C207: OD 160.5 in; PCD 152 in; bolts 84; holes 3.438 in; thickness 6.75 in.
Does Teshi Group manufacture 138 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 138 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 Class E Flange Dimensions chart.
Need 138 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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