Item # 4CNHMZ, 4-40 HEX M/S NUT ZINC on Coburn-Myers Fastening Systems, Inc.

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All Categories > Bolts > Structural Bolts, A490 > Rod Ends > Metric Fender Washers (DIN 9021) > Heavy Hex Nuts, A563 Grade C > Machine Screw Nuts > Item # 4CNHMZ


	Item # 4CNHMZ 4-40 HEX M/S NUT ZINC

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4-40 HEX M/S NUT ZINC

Typically a six-sided internally threaded fastener with a flat top and chamfered corners. Threads are Unified, Class 2B, UNC or UNF Series. (Also available as a four-sided, internally threaded fastener with a flat top and bottom, without chamfer. Threads are unified, Class 2B, UNC Series.)

Designed for use with machine screws. However, user interest in square machine screw nuts has declined significantly during the past several years.

Specifications

Nominal Size		#4

Pitch		UNC

Material		Carbon Steel

Finish		Zinc Plated

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		Drawings and dimensions available in pdf format (PDF, 517KB)

Item # 4CNHMZ 4-40 HEX M/S NUT ZINC

Nominal Size

Pitch

Material

Finish