TRUSCO U nut (iron/Unichrome) M4X0.70 20 pieces

[Features] ● The metal friction ring touches the bolt thread, creating a function that increases the torque of the threaded portion, thereby providing a locking effect. ●Compliant with NAS3350 and 3354 tests of US Aerospace Standards. ●This product is heat resistant, vibrating, and reusable.

[Applications] ●Used in places where tightening of bolts tends to loosen.

[Specifications] - Nominal diameter: M4 x 0.7 - Dimensions (mm) e: 8.1 - Dimensions (mm) s: 7 - Dimensions (mm) m: 3.8

[Specification 2]
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[Material/Finish] ●Steel (SS400) ●Surface treatment: Unichrome plating ●Friction ring: Stainless steel (SUS301)

[Set contents/accessories]
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【Note】
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