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Jam Nut Coarse Thread

DIN 439

A4 Stainless Steel

SKU: 00-Y439-A4
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Jam Nut - A4 Stainless DIN 439

Jam Nuts are typically half the height of a standard hex nut. Jam Nuts can function as a lock nut assembly when jammed up against another nut to lock the two in place.

Commonly used with threaded rod and in light duty situations where vibration must be prevented from loosening a bolted joint.

Material: A4 / SAE Type 316 


A4 / 316 Stainless Steel fasteners are "marine grade" corrosion resistant; suitable for salt water applications. A4 fasteners also offer increased resistance to chemicals when compared with A2 stainless fasteners.


Commonly used in wet environments. Popular across a wide range of industries: automotive, agriculture, photographic, medical / surgical,  food processing, clean energy, etc.

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