Hex Thin Nut, ANSI B18.2.2, UNF, Alloy Steel Class 04, Zinc Plated

A Non heat- treated Hex nut approximately 1/2 the thickness of a Full nut
 
Often called a Jam nut because of its use in a locking assembly
 
Class 4 is the lowest Grade Steel used for nuts
| Material Grade | Class 4 | 
|---|---|
| Finish | Zinc | 
| Thread | Unified Fine (UNF) | 
These products comply with the following standards:
| ANSI B18.2.2-2010 | Nuts for General Applications: Machine Screw Nuts, Hex, Square, Hex Flange, and Coupling Nuts (Inch Series) | 
|---|
            
            
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