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 Washers, Securing elements  >>  Spring lock washers  >>  BN 20430  

	DIN 127 B
	Standard withdrawn

BN 20430 Split spring lock washers with flat end Spring steel zinc plated blue ~UNI 1751 B ~ČSN 021741

ISO 4042 Quenched and tempered fasteners ≥ 360 HV and tempered case-hardened fasteners with electroplated coatings: Susceptible to hydrogen embrittlement! Further notice to residual risks can be found in the introduction section. 3D Cadenas We recommend DIN 128 A (curved spring lock washers) for new construction: BN 768 / BN 769 / BN 770 Spring lock washers for UNC, UNF, and Ww thread: BN 767 Other coatings on request.

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