Detail & Specs
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Internal Serrated Star Lock Washer - A4 Stainless DIN 6798-J
The aggressive internal serrations of this washer bite into the head of the screw or bolt as well as the mating surface for a strong, locked connection resistant to vibration.
Serrated Star Washers provide a stronger hold than Toothed Star Washers because the serrations dig deeper into the connecting fasteners. Internal star washers have a smooth outer surface that will not catch or snag nearby items.
The best fasteners to use with these washers have smaller heads such as JIS machine screws, cheese head screws, etc.
Also known as serrated lock washer, tight-grip internal-serration lock washers.
Specification: DIN 6798-J / 6798-I, Type J / I
Internal Serrations"J or I" type indicates a serrated inner design
Material: A4 Stainless
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, robotics, architectural detailing, construction, HVAC, healthcare, sanitary, transportation, clean energy, etc
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