Military SpecificationDoes Not Meet Military Specifications
System of MeasurementInch
Width Across Flats (Decimal Inch)0.6875
Width Across Flats (Inch)11/16
Finish/CoatingBlack Oxide
Features and Application:
Heavy hex jam nuts are used to lock heavy hex nuts in place and prevent them from loosening. They are thinner than heavy hex nuts and outlast standard hex jam nuts in repetitive operations.
Alloy steel is the strongest of all steel types. It has high tensile strength and offers excellent resistance to wear, fatigue and galling.
Technical Specification:
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