Standard & made-to-drawing parts
Checked before shipping
Air, sea & express delivery

Threaded Inserts & Clinch Fasteners › Thread Repair & Solid Threaded Inserts

Professional A4 A8 Threaded Inserts Fasteners Nut

Updated 2026-11-04 · Markdown version

Model no. WHD021

US$0.3010,000–19,999 pieces

US$0.2220,000–49,999 pieces

US$0.1250,000–99,999 pieces

US$0.072100,000+ pieces

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

Head Style: Headless
Standard: DIN
Grade: 4.8
Size: M2.5~M12
Surface Treatment: Zn/Ni/Tin/Au Plating, Black Oxide, Anodizing
Package Size: 12.50cm * 11.50cm * 7.00cm
Material: Brass

Get a quote WhatsApp

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.	WHD021
Connection	Common Bolt
Head Style	Headless
Standard	DIN
Grade	4.8
Size	M2.5~M12
Series	Heat Staking/Press-in/Self-Tapping/Molded-in
Surface Treatment	Zn/Ni/Tin/Au Plating, Black Oxide, Anodizing
Hole	Blind or Through Hole
Design	OEM Services Provided
Application	Plastic Case/Cell Phone Shell/Funiture Equitment
Nspection	100% QC Steps Inspect Before Shipment
Export Markets	Global
Transport Package	251625cm Carton Box, Then Polywood Box Packed
Specification	SGS; ROHS
Origin	Jiangsu
HS Code	73181500
Production Capacity	200tons/Month
Package Size	12.50cm * 11.50cm * 7.00cm
Package Gross Weight	2.000kg
Customization	Available
Material	Brass
Type	Hexagon Head
Shipping Cost	Contact the supplier about freight and estimated delivery time.
Shortest Delivery	We have large stock, 3 days for stock items,7-15days for production.
Category	Thread Repair & Solid Threaded Inserts

Technical parameters

Material	Brass
Nut Type	Insert nut
Diameter	M4 M5 M6 M8
OEM	Available

Description

Professional A4 A8 Threaded Inserts Fasteners Nut is part of our thread repair & solid threaded inserts range (Threaded Inserts & Clinch Fasteners).

Key details

Type: Hexagon Head
Standard: DIN
Material: Brass
Grade: 4.8
Size: M2.5~M12
Head Style: Headless
Surface Treatment: Zn/Ni/Tin/Au Plating, Black Oxide, Anodizing
Connection: Common Bolt

Available configurations include head style, standard, grade, size and surface treatment. 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$0.072 – 0.30 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 Professional A4 A8 Threaded Inserts Fasteners Nut?

The listed minimum order is 10,000 pieces, at US$0.072 – 0.30 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

How does the price change with quantity?

Volume pricing: US$0.30 for 10,000–19,999 pieces; US$0.22 for 20,000–49,999 pieces; US$0.12 for 50,000–99,999 pieces; US$0.072 for 100,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote.

What are the main specifications of Professional A4 A8 Threaded Inserts Fasteners Nut?

Type: Hexagon Head; Standard: DIN; Material: Brass; Grade: 4.8; Size: M2.5~M12; Head Style: Headless. 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 surface treatment. 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 thread repair & solid threaded inserts are available?

The Thread Repair & Solid Threaded Inserts category lists 961 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/threaded-inserts-clinch-fasteners/thread-repair-solid-threaded-inserts/

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

More about us → · Request a sample or custom quote →

Request a quote for this product

US$0.072 – 0.30MOQ 10,000 piecesGet a quote WA