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Screws › Countersunk & Flat-Head Machine Screws

Countersunk Hex Flange Insert Nylon Locking Nuts

Updated 2026-11-04 · Markdown version

Model no. Flange locking nut

US$0.60 – 12.00 / kilogram

MOQ 1 kilogram · Final price confirmed in your quote

Material: Carbon Steel
Head Style: Hexagonal
Standard: DIN, ANSI, GB, JIS, GOST, BSW
Grade: 4.8
Surface Treatment: Plain, Black, Zinc Plated, Yellow Zinc Plated, Hot
Color: Any Color
Package Size: 20.00cm * 22.00cm * 23.00cm
Size: M2-M30 .

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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

Customization	Available
Material	Carbon Steel
Type	Hexagon Head
Model NO.	Flange locking nut
Connection	Common Bolt
Head Style	Hexagonal
Standard	DIN, ANSI, GB, JIS, GOST, BSW
Grade	4.8
Application	Building, Infrastruc Construction, Machinery, etc
Surface Treatment	Plain, Black, Zinc Plated, Yellow Zinc Plated, Hot
Color	Any Color
After-Sale Service	Available
Transport Package	Carton
Specification	M2-M30
Origin	China
HS Code	7318160000
Production Capacity	200 Tons/Month
Package Size	20.00cm * 22.00cm * 23.00cm
Package Gross Weight	20.000kg
Product Name.	FLANGE LOCKING NUT
Size	M2-M30 .
Finish	Plain Finish ,Yellow/white Zinc Plated,Hot DIP Galvanized.
Packaging	Bags&Cartons&Pallets or Customized .
Delivery time	Normally in 20-30 days.
Why choose us	1.We are manufacture, have own factory.
Category	Countersunk & Flat-Head Machine Screws

Technical parameters

· Product Name.:FLANGE LOCKING NUT

· Standard: DIN, ISO, ANSI/ASTM, BS, JIS.

· Material: Carbon Steel,Stainless Steel,C1022A + heat treatment

·Grade: 4.8, 8.8, 10.9, 12.9,A2-70,A4-80 .

· Size: M2-M30 .

·Finish: Plain Finish ,Yellow/white Zinc Plated,Hot DIP Galvanized.

·Packaging :Bags&Cartons&Pallets or Customized .

·Delivery time: Normally in 20-30 days.

Description

Countersunk Hex Flange Insert Nylon Locking Nuts is part of our countersunk & flat-head machine screws range (Screws).

Key details

Type: Hexagon Head
Standard: DIN, ANSI, GB, JIS, GOST, BSW
Material: Carbon Steel
Grade: 4.8
Size: M2-M30 .
Head Style: Hexagonal
Surface Treatment: Plain, Black, Zinc Plated, Yellow Zinc Plated, Hot
Finish: Plain Finish ,Yellow/white Zinc Plated,Hot DIP Galvanized.

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

Ordering through Engineering Hardware & Fasteners

Minimum order is 1 kilogram at US$0.60 – 12.00 per kilogram. 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 Countersunk Hex Flange Insert Nylon Locking Nuts?

The listed minimum order is 1 kilogram, at US$0.60 – 12.00 per kilogram. 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 Countersunk Hex Flange Insert Nylon Locking Nuts?

Type: Hexagon Head; Standard: DIN, ANSI, GB, JIS, GOST, BSW; Material: Carbon Steel; Grade: 4.8; Size: M2-M30 .; 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 material, head style, standard, grade 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 countersunk & flat-head machine screws are available?

The Countersunk & Flat-Head Machine Screws category lists 2,424 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/screws/countersunk-flat-head-machine-screws/

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$0.60 – 12.00MOQ 1 kilogramGet a quote WA