Standard & made-to-drawing parts
Checked before shipping
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Custom High-Strength Locking Nut

Updated 2026-11-04 · Markdown version

US$1.441–9 pieces

US$1.3210+ pieces

MOQ 1 piece · Final price confirmed in your quote

Standard: China GB Code, Cast Steel / Forged Steel / Stainless Steel / High
Surface Treatment: Polishing, Passivation, etc.
Material: Steel, Alloy, Carbon Steel / Alloy Steel / Stainless Steel / Alu
Color: Customizable
Processing Material: Carbon Steel / Alloy Steel / Stainless Steel / Alu
Length: Height Customizable From 10 mm to 3000 mm
Heat Treatment: Tempering, Quenching, Carburizing, High-Frequency
Diameter: φ5mm -φ500mm; M5 -M300 (Large Specifications Ava

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

Application	Machinery Accessory
Standard	China GB Code, Cast Steel / Forged Steel / Stainless Steel / High
Surface Treatment	Polishing, Passivation, etc.
Production Type	Single Production
Machining Method	CNC Machining
Material	Steel, Alloy, Carbon Steel / Alloy Steel / Stainless Steel / Alu
Color	Customizable
Technical Support Provided	Provide Technical Support and Spare Parts Supply
Process Flow	CNC Machining
Processing Material	Carbon Steel / Alloy Steel / Stainless Steel / Alu
Length	Height Customizable From 10 mm to 3000 mm
Heat Treatment	Tempering, Quenching, Carburizing, High-Frequency
Diameter	φ5mm -φ500mm; M5 -M300 (Large Specifications Ava
Thread Specification	Non-Standard Large Sizes Ranging From M8 to M120 a
Accuracy Grade	Ordinary Industrial Grade, Precision Transmission
Transport Package	Ocean Shipping, Air, Wooden Box Packaging
Specification	Customizable
Origin	Taian
HS Code	7326901990
Heavy Industry Machinery	Non-standard connecting pin shafts and bolts for mining equipment, crushers, conveyors and mixers.
Construction Machinery	Special-shaped hinge pins, limit pins and locking parts exclusively for excavators, loaders and tower cranes.
Automation Equipment	Positioning and fastening accessories for assembly line robotic arms, fixtures and precision equipment.
Rubber, Plastic & Rock Wool Equipment	Custom non-standard fasteners dedicated to thermal insulation cotton production lines, centrifuges, air rings and rollers.
Agricultural & Sanitation Machinery	Special-shaped connecting and fixing parts for harvesters, water sprinklers and compactors.
Hydraulic & Pneumatic Equipment	Cylinder joints, sealing pin shafts and high-pressure fastening connecting parts.
Marine & Chemical Industry	Custom stainless steel fasteners for corrosion-resistant marine equipment and anti-corrosion chemical equipment.
New Energy & Precision Machinery	Lightweight, high-strength precision non-standard screws and positioning pins.
Category	Hex & Other Standard Nuts

Description

Custom High-Strength Locking Nut is part of our hex & other standard nuts range (Nuts).

Key details

Standard: China GB Code, Cast Steel / Forged Steel / Stainless Steel / High
Material: Steel, Alloy, Carbon Steel / Alloy Steel / Stainless Steel / Alu
Diameter: φ5mm -φ500mm; M5 -M300 (Large Specifications Ava
Length: Height Customizable From 10 mm to 3000 mm
Surface Treatment: Polishing, Passivation, etc.
Application: Machinery Accessory
Production Type: Single Production
Machining Method: CNC Machining

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

Ordering through Engineering Hardware & Fasteners

Minimum order is 1 piece at US$1.32 – 1.44 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 Custom High-Strength Locking Nut?

The listed minimum order is 1 piece, at US$1.32 – 1.44 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$1.44 for 1–9 pieces; US$1.32 for 10+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote.

What are the main specifications of Custom High-Strength Locking Nut?

Standard: China GB Code, Cast Steel / Forged Steel / Stainless Steel / High; Material: Steel, Alloy, Carbon Steel / Alloy Steel / Stainless Steel / Alu; Diameter: φ5mm -φ500mm; M5 -M300 (Large Specifications Ava; Length: Height Customizable From 10 mm to 3000 mm; Surface Treatment: Polishing, Passivation, etc.; Application: Machinery Accessory. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include standard, surface treatment, material, color and processing 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 hex & other standard nuts are available?

The Hex & Other Standard Nuts category lists 8,354 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-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

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

Request a quote for this product

US$1.32 – 1.44MOQ 1 pieceGet a quote WA