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Premium Hex Flange Nut for HVAC Ducting and Installation

Updated 2026-11-04 · Markdown version

Model no. VA-DF27

US$0.0168 / piece

MOQ 10,000 pieces · Final price confirmed in your quote

Head Style: Hexagonal
Standard: DIN
Grade: 8.8
Size: M3 to M12
Material: Galvanized Steel
A. Materials: Carbon steel, stainless steel, etc.
B. Surface treatment: Zinc-plated, Dacromet, etc.
D. Standards: GB DIN ANSI ASME

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Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order.

Specifications

Model NO.	VA-DF27
Connection	Common Bolt
Head Style	Hexagonal
Standard	DIN
Grade	8.8
Size	M3 to M12
Transport Package	Carton Box and Wooden Box
Specification	Customized
Origin	Xiamen
Production Capacity	500000 Pieces Per Year
Customization	Available
Material	Galvanized Steel
Type	Hexagon Head
A. Materials	Carbon steel, stainless steel, etc.
B. Surface treatment	Zinc-plated, Dacromet, etc.
C. Serration pattern	Circular or radial arrangement
D. Standards	GB DIN ANSI ASME
Dimension parameters	Parameter Definitions
Tolerance	±0.2mm
Model Description	Thread Diameter / D, e.g., M4
Note	Dimensions are subject to standard manufacturing tolerances.
Category	Flange Nuts

Technical parameters

Thread Diameter (D)	Nut Thickness (H)	Pitch (P)	Flange Diameter (E)	/	Hex Width (N)
M3	3.55	0.5	8.0	/	5.5
M4	4.55	0.7	10.0	/	7.0
M5	5.0	0.8	11.8	/	8.0
M6	6.0	1.0	14.2	/	10.0
M8	8.0	1.25	17.9	/	13.0
M10	10.0	1.5	21.8	/	15.0
M12	12.0	1.75	26.0	/	18.0

Description

Premium Hex Flange Nut for HVAC Ducting and Installation is part of our flange nuts range (Nuts).

Key details

Type: Hexagon Head
Standard: DIN
Material: Galvanized Steel
Grade: 8.8
Size: M3 to M12
Head Style: Hexagonal
Connection: Common Bolt
A. Materials: Carbon steel, stainless steel, etc.

Available configurations include head style, standard, grade, size and material. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

Ordering through Engineering Hardware & Fasteners

Minimum order is 10,000 pieces at US$0.0168 per piece. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you.

Frequently asked questions

What is the minimum order quantity (MOQ) for Premium Hex Flange Nut for HVAC Ducting and Installation?

The listed minimum order is 10,000 pieces, at US$0.0168 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

What are the main specifications of Premium Hex Flange Nut for HVAC Ducting and Installation?

Type: Hexagon Head; Standard: DIN; Material: Galvanized Steel; Grade: 8.8; Size: M3 to M12; Head Style: Hexagonal. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include head style, standard, grade, size and material. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing.

What is the lead time and how is it shipped?

Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment.

Which other flange nuts are available?

The Flange Nuts category lists 1,193 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/nuts/flange-nuts/

How we work

Specified, checked and shipped by Engineering Hardware & Fasteners

Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing.

DIN, ISO, ASTM, ANSI, JIS and GB standard parts
Non-standard parts made to your drawing
Dimensions, thread gauges and plating checked before packing
Export cartons and pallets, consolidated mixed orders
Samples available for approval before mass production

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US$0.0168MOQ 10,000 piecesGet a quote WA