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DIN 557/562 Square Nuts

Name: DIN 557/562 Square Nuts
Brand: Ningbo Datian Fastener Co., Ltd.

DIN 557/562 square nut is a steel fastening device screwed on a steel bolt-on on all four sides. The square nut uses a special wrench to tighten and loosen it from the bolt before the hex nut. The DIN 557/562 square nut can be used for both small fastener applications and very large fastener applications as the success of the design has proven to be worthy of countless applications. One reason the DIN 557/562 square nut is so successful is that it is easy to remove and install because the square design has proven to be durable.

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DIN 557/562 Square Nuts Specifications

Square Nut DIN 557 Square Nuts DIN 562

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Square Nut DIN 557

DIN 557 - 1994 Square Nuts-Product Grade C

Equivalent norm: UNI 5597

DIN557 Square Nut Dimensions

Legend	Making
P=pitch	Carbon Steel:5
K=height of the nut	Thread:
D=the nominal diameter of the thread	Surface:BLK,ZP,HDG,etc
E=The length of the diagonal
S=The length of the flat

DIN 557/562 Square Nuts Dimentions