S-90360A123 M36 DIN 6331 Flange Nuts

Flange Nuts

1231FA00011 Flange Nuts
1231FA00011 Flange Nuts

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Part No.
Part No. 1231FA00011
Equivalent to mcmaster :
90360A123

Basic Information

System of Measurement Metric
Nut Type Flange, Hex
Specifications Met DIN 6331

Dimension Parameters

Width 55 mm
Height 54 mm

Thread Parameters

Thread Type Metric
Thread Size M36
Thread Direction Right Hand
Thread Pitch 4 mm
Thread Spacing Coarse
Thread Fit Class 6H

Head Parameters

Drive Style External Hex
Hex Nut Profile High

Flange Parameters

Flange Diameter 68 mm
Flange Thickness 10 mm

Material & Strength Parameters

Material Black-Oxide Steel
Strength Class Class 10

Finish & Compliance Parameters

RoHS RoHS 3 (2015/863/EU) Compliant
REACH REACH (EC 1907/2006) (01/17/2022, 223 SVHC) Compliant
Technical Drawings No drawings available at the moment, will be launched soon
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Key Features & Benefits at a Glance

  • Enhanced Load Distribution with 68mm flange diameter prevents surface damage and reduces installation stress
  • Superior Corrosion Resistance through black oxide steel construction for extended service life in harsh environments
  • Exceptional Mechanical Strength with Class 10 rating ensures reliable performance under heavy loads and vibration
  • Precision Thread Engagement with Class 6H fit and M36x4mm coarse threads provides secure, vibration-resistant connections
  • Optimized Installation Efficiency through external hex drive and high profile design for superior torque transmission
  • Industry Standard Compliance with DIN 6331 specification guarantees interchangeability and engineering consistency
  • Environmental Responsibility with REACH and RoHS 3 compliance for sustainable industrial applications

Professional Applications & Engineering Value

This high-strength flange nut delivers critical engineering advantages in demanding applications where vibration resistance and load distribution are paramount. The black oxide steel construction combined with the 68mm flange diameter creates an integrated washer-like function that eliminates the need for separate components while protecting mating surfaces. The M36x4mm coarse thread configuration ensures rapid assembly in structural steel, heavy machinery, and industrial equipment applications. Engineered to DIN 6331 standards, this Class 10 flange nut maintains clamping force under extreme vibration, making it ideal for construction equipment, agricultural machinery, and transportation infrastructure where reliability cannot be compromised.

Specification Summary & Compliance

This metric flange nut features precise Class 6H thread fit tolerance with M36x4mm coarse threads and right-hand thread direction. Manufacturing complies with DIN 6331 specifications for dimensional accuracy and performance requirements. The component meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental compliance standards. With 55mm width across flats and 54mm height, the nut delivers consistent mechanical properties as a Class 10 strength grade component for industrial fastening systems.

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