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ISO 4161 Flange Nuts

Name: ISO 4161 Flange Nuts
Brand: Ningbo Datian Fastener Co., Ltd.

The flange surface of the ISO 4161 metric flange nuts has grooves on the flange surface, which not only increases the contact area but also has the effect of preventing loosening, which is common in rotating mechanisms.

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ISO4161 Flange Nuts Specifications

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ISO 4161 Metric Flange Nuts

ISO 4161 - 2012 Hexagon Nuts With Flange, Style 2-Coarse Thread

Equivalent norm: GB/T 6177.1, DIN EN 1661, ANSI/ASME B18.2.4.4M, DIN EN 1661, NF E 25-406

ISO4161 Flange Nuts Dimensions

Legend	Making
P=pitch	Carbon Steel:8,10
K=height of the nut	Thread:6G
D=the nominal diameter of the thread	Surface:BLK,ZP,HDG,etc
E=The length of the diagonal
S=The length of the flat