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Professional A4 A8 Threaded Inserts Fasteners Nut
  • 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

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
ConnectionCommon Bolt
Head StyleHeadless
StandardDIN
Grade4.8
SizeM2.5~M12
SeriesHeat Staking/Press-in/Self-Tapping/Molded-in
Surface TreatmentZn/Ni/Tin/Au Plating, Black Oxide, Anodizing
HoleBlind or Through Hole
DesignOEM Services Provided
ApplicationPlastic Case/Cell Phone Shell/Funiture Equitment
Nspection100% QC Steps Inspect Before Shipment
Export MarketsGlobal
Transport Package25*16*25cm Carton Box, Then Polywood Box Packed
SpecificationSGS; ROHS
OriginJiangsu
HS Code73181500
Production Capacity200tons/Month
Package Size12.50cm * 11.50cm * 7.00cm
Package Gross Weight2.000kg
CustomizationAvailable
MaterialBrass
TypeHexagon Head
Shipping CostContact the supplier about freight and estimated delivery time.
Shortest DeliveryWe have large stock, 3 days for stock items,7-15days for production.
CategoryThread Repair & Solid Threaded Inserts

Technical parameters

MaterialBrass
Nut TypeInsert nut
DiameterM4 M5 M6 M8
OEMAvailable

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 →

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Your inquiry goes to the Engineering Hardware & Fasteners team only. We confirm every detail and handle production, QC and shipping for you.

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