Metric Flange Nuts
Metric flange nuts are class 8/10 hex nuts with an integrated washer face for metric assemblies, in coarse pitch. Many are serrated for vibration resistance, common in automotive and equipment work.
Match the metric size, pitch, and class to your bolt.
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- AUV18253
- HEX FLANGE NUT M10-1.25 THREAD 19MM FLANGE O.D., BX / 50
- F
- 0
- Weight: 1.0000000
| Diameter: | 1010 |
| Thread pitch: | 1.251.25 |
| Material: | SteelSteel |
| Finish: | Zinc YellowZinc Yellow |
| Part Number: | AUV18253AUV18253 |
| Type: | Flange NutsFlange Nuts |
| Grade: | IFI / ASMEIFI / ASME |
| Grade: |
- AUV20606
- M12-1.75 HEX FLANGE NUT 25MM O.D. 18MM HEX, BX / 25
- F
- 0
- Weight: 1.1620000
| Diameter: | 1212 |
| Thread pitch: | 1.751.75 |
| Material: | SteelSteel |
| Finish: | PlainPlain |
| Part Number: | AUV20606AUV20606 |
| Type: | Flange NutsFlange Nuts |
| Grade: | IFI / ASMEIFI / ASME |
| Grade: |
- MFLNM10-1.50ZB
- M10 - 1.50 METRIC 10.9 HEX FLANGE NUT ZINC PLATED
- F
- 0
- Weight: 0.0255000
| Diameter: | 1010 |
| Thread pitch: | 1.501.50 |
| Material: | SteelSteel |
| Finish: | ZincZinc |
| Part Number: | |
| Type: | Flange NutsFlange Nuts |
| Grade: | IFI / ASMEIFI / ASME |
| Grade: | Class 10Class 10 |
- MFLNM4-0.70ZB
- M4 - 0.70 METRIC FLANGE NUT ZINC PLATED
- F
- 0
- Weight: 0.0055000
| Diameter: | 44 |
| Thread pitch: | 0.700.70 |
| Material: | SteelSteel |
| Finish: | ZincZinc |
| Part Number: | MFLNM4-0.70ZBMFLNM4-0.70ZB |
| Type: | Flange NutsFlange Nuts |
| Grade: | IFI / ASMEIFI / ASME |
| Grade: |
- MFLNM5-0.80ZB
- M5 - 0.80 METRIC FLANGE NUT ZINC PLATED
- F
- 0
- Weight: 0.0055000
| Diameter: | 55 |
| Thread pitch: | 0.800.80 |
| Material: | SteelSteel |
| Finish: | ZincZinc |
| Part Number: | MFLNM5-0.80ZBMFLNM5-0.80ZB |
| Type: | Flange NutsFlange Nuts |
| Grade: | IFI / ASMEIFI / ASME |
| Grade: |
- MFN10M10-1.50PL
- M10 - 1.50 DIN6923-10 SMOOTH FLANGE NUT, COARSE PLAIN FINISH
- E
- 0
- Weight: 0.0255000
| Diameter: | 1010 |
| Thread pitch: | 1.501.50 |
| Material: | SteelSteel |
| Finish: | PlainPlain |
| Part Number: | UNC (Coarse)UNC (Coarse) |
| Type: | Flange NutsFlange Nuts |
| Grade: | IFI / ASMEIFI / ASME |
| Grade: | Class 10Class 10 |
- MFN10M10-1.50ZP
- M10 - 1.50 DIN6923-CL10 SMOOTH FLANGE NUT, COARSE ZINC PLATED
- E
- 0
- Weight: 0.0255000
| Diameter: | 1010 |
| Thread pitch: | 1.501.50 |
| Material: | SteelSteel |
| Finish: | ZincZinc |
| Part Number: | UNC (Coarse)UNC (Coarse) |
| Type: | Flange NutsFlange Nuts |
| Grade: | IFI / ASMEIFI / ASME |
| Grade: | Class 10Class 10 |
- MFN10M12-1.75PL
- M12 - 1.75 DIN6923-10 SMOOTH FLANGE NUT, COARSE PLAIN FINISH
- E
- 0
- Weight: 0.0381400
| Diameter: | 1212 |
| Thread pitch: | 1.751.75 |
| Material: | SteelSteel |
| Finish: | PlainPlain |
| Part Number: | UNC (Coarse)UNC (Coarse) |
| Type: | Flange NutsFlange Nuts |
| Grade: | IFI / ASMEIFI / ASME |
| Grade: |
- MFN10M12-1.75ZP
- M12 - 1.75 DIN6923-10 SMOOTH FLANGE NUT, COARSE ZINC PLATED
- F
- 0
- Weight: 0.0381400
| Diameter: | 1212 |
| Thread pitch: | 1.751.75 |
| Material: | SteelSteel |
| Finish: | ZincZinc |
| Part Number: | UNC (Coarse)UNC (Coarse) |
| Type: | Flange NutsFlange Nuts |
| Grade: | IFI / ASMEIFI / ASME |
| Grade: |
- MFN10M6-1.00PL
- M6 - 1.00 DIN6923-10 SMOOTH FLANGE NUT, COARSE PLAIN FINISH
- D
- 0
- Weight: 0.0055000
| Diameter: | 66 |
| Thread pitch: | 1.001.00 |
| Material: | SteelSteel |
| Finish: | PlainPlain |
| Part Number: | UNC (Coarse)UNC (Coarse) |
| Type: | Flange NutsFlange Nuts |
| Grade: | IFI / ASMEIFI / ASME |
| Grade: | Class 10Class 10 |
- MFN10M6-1.00ZP
- M6 - 1.00 DIN6923-10 SMOOTH FLANGE NUT, COARSE ZINC PLATED
- D
- 0
- Weight: 0.0070000
| Diameter: | 66 |
| Thread pitch: | 1.001.00 |
| Material: | SteelSteel |
| Finish: | ZincZinc |
| Part Number: | UNC (Coarse)UNC (Coarse) |
| Type: | Flange NutsFlange Nuts |
| Grade: | IFI / ASMEIFI / ASME |
| Grade: | Class 10Class 10 |
- MFN10M8-1.25PL
- M8 - 1.25 DIN6823-10 SMOOTH FLANGE NUT, COARSE PLAIN FINISH
- D
- 0
- Weight: 0.0185000
| Diameter: | 88 |
| Thread pitch: | 1.251.25 |
| Material: | SteelSteel |
| Finish: | PlainPlain |
| Part Number: | UNC (Coarse)UNC (Coarse) |
| Type: | Flange NutsFlange Nuts |
| Grade: | IFI / ASMEIFI / ASME |
| Grade: |
- MFN10M8-1.25ZP
- M8 - 1.25 DIN6923-10 CL10 FLANGE LOCK NUT, COARSE ZINC PLATED
- D
- 0
- Weight: 0.0185000
| Diameter: | 88 |
| Thread pitch: | 1.251.25 |
| Material: | SteelSteel |
| Finish: | ZincZinc |
| Part Number: | UNC (Coarse)UNC (Coarse) |
| Type: | Flange NutsFlange Nuts |
| Grade: | IFI / ASMEIFI / ASME |
| Grade: |
- MFN8M14-2.00ZY
- M14 - 2.00 DIN6923-8 SMOOTH FLANGE NUT, COARSE YELLOW ZINC PLATED
- F
- 0
- Weight: 0.0551200
| Diameter: | 1414 |
| Thread pitch: | 2.002.00 |
| Material: | SteelSteel |
| Finish: | ZincZinc |
| Part Number: | UNC (Coarse)UNC (Coarse) |
| Type: | Flange NutsFlange Nuts |
| Grade: | IFI / ASMEIFI / ASME |
| Grade: |
- MSFNM4-0.70ZB
- M4 - 0.70 SERRATED FLANGE NUT, CASE HARDENED CL8, ZINC PLATED
- F
- 0
- Weight: 0.0030200
| Diameter: | 44 |
| Thread pitch: | 0.700.70 |
| Material: | SteelSteel |
| Finish: | ZincZinc |
| Part Number: | |
| Type: | Flange NutsFlange Nuts |
| Grade: | IFI / ASMEIFI / ASME |
| Grade: | Class 8Class 8 |
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Metric Flange Nuts
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FAQ
What class are metric flange nuts?
Commonly class 8 or 10. Match the class to your metric bolt strength class (8.8 or 10.9).
Are metric flange nuts serrated?
Many are serrated for vibration resistance; specify smooth or serrated for your application.
Part of our full Flange Nuts selection. Browse all nut types or contact our sales team for sizing, cross-references, or bulk pricing. Eugene Fastener & Supply — serving the Pacific Northwest since 1969.
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