S-94645A230 M12 DIN 985, ISO 10511 Locknuts

Locknuts

1139FA00013 Locknuts
1139FA00013 Locknuts

Image may differ from product. See technical specification for details.

Part No.
Part No. 1139FA00013
Equivalent to mcmaster :
94645A230

Basic Information

System of Measurement Metric
Nut Type Locknut, Hex
Specifications Met DIN 985, ISO 10511

Dimension Parameters

Width 19 mm
Height 12 mm

Thread Parameters

Thread Type Metric
Thread Size M12
Thread Direction Right Hand
Thread Pitch 1.75 mm
Thread Spacing Coarse
Thread Fit Class 6H

Head Parameters

Drive Style External Hex
Hex Nut Profile Standard

Material & Strength Parameters

Material Zinc-Plated Steel
Strength Class Class 10

Temperature & Environment Parameters

Insert Maximum Temperature 220°F

Finish & Compliance Parameters

RoHS RoHS 3 (2015/863/EU) Compliant
Locking Type Nylon Insert
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
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Key Features & Benefits at a Glance

  • Superior vibration resistance through precision-engineered nylon inserts that maintain locking force under dynamic loads
  • High-strength performance with Class 10 rating ensuring reliable fastening in demanding industrial applications
  • Corrosion-resistant protection provided by zinc-plated steel construction for extended service life
  • Temperature resilience with nylon inserts capable of withstanding operational temperatures up to 220°F
  • Standardized compatibility meeting both DIN 985 and ISO 10511 specifications for global application suitability
  • Easy installation and removal with standard 19mm external hex drive design for straightforward maintenance
  • Environmental compliance with RoHS 3 standards ensuring safe use across regulated industries

Professional Applications & Engineering Value

Engineered for high-vibration environments, these M12 nylon insert lock nuts provide critical security in automotive assemblies, heavy machinery, and industrial equipment where loosening under dynamic loads poses significant safety risks. The zinc-plated steel construction offers durable corrosion protection while maintaining the Class 10 strength rating required for structural applications. The precision metric coarse thread (M12 x 1.75mm) ensures optimal engagement and the nylon insert locking mechanism creates consistent friction that withstands temperature variations up to 220°F, making these locknuts ideal for engines, conveyor systems, and manufacturing equipment where thermal cycling occurs.

Specification Summary & Compliance

This M12 lock nut features Class 6H thread fit tolerance with coarse thread spacing (1.75mm pitch) and standard 19mm hex width by 12mm height profile. Manufactured to DIN 985 and ISO 10511 specifications with right-hand thread direction and external hex drive style. Compliant with RoHS 3 (2015/863/EU) environmental standards and rated for Class 10 strength performance in industrial applications.

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