FLANGE NUT

IS:7795-1975/DIN:6331-1991 FEATURES/ USES OF FLANGE NUT Toughened En8, 22 to 28 HRC Flange nut with Finish-Blackodized Widely used in most of the clamping system. Process to be economical in comparison of hex nut & washer. MODEL No. D1 D2 M A S BEFHN 812 M 8 18 3.5 12 13 BEFHN 1015 M 10 22

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Product Overview

The Flange Nut (complying with IS:7795-1975 and DIN:6331-1991 standards) is engineered for robust industrial clamping systems. It combines the functions of a standard nut and a washer into a single component, providing an economical and reliable alternative to using separate hex nuts and washers.

Key Features & Capabilities

Material & Hardness: Manufactured from toughened En8 steel with a hardness rating of 22 to 28 HRC.
Surface Finish: Blackodized finish for enhanced durability and corrosion resistance.
Cost-Effective Design: Streamlines assembly processes by replacing the conventional combination of a standard hex nut and a washer.
Application: Widely integrated across a broad range of industrial clamping systems.

Technical Specifications

Model Number	Thread Size (D1)	Flange Diameter (D2)	Flange Thickness (M)	Height (A)	Hex Size / Width Across Flats (S)
BEFHN 812	M 8	18 mm	3.5 mm	12 mm	13 mm
BEFHN 1015	M 10	22 mm	4 mm	15 mm	17 mm
BEFHN 1218	M 12	25 mm	4 mm	18 mm	19 mm
BEFHN 1624	M 16	31 mm	5 mm	24 mm	24 mm
BEFHN 2030	M 20	37 mm	6 mm	30 mm	30 mm
BEFHN 2436	M 24	45 mm	6 mm	36 mm	36 mm
BEFHN 3045	M 30	58 mm	8 mm	45 mm	46 mm
BEFHN 3668	M 36	68 mm	10 mm	54 mm	55 mm