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Precision Engineered Hexagon Slotted Castle Nuts for Machinery Use

Updated 2026-11-04 · Markdown version

Model no. M12

US$0.096 – 0.60 / piece

MOQ 100,000 pieces · Final price confirmed in your quote

Head Style: Hexagonal
Standard: DIN, ANSI, GB, JIS, GOST, BSW
Grade: 4.8,6.8,8.8,12.9,etc
Size: M4-M16, Can Be Customized
Length: Custom
Finish: Zinc Plated, Black Oxide, Galvanized, Passivated
Dimensiong Standard: as Per Client's Requirement
Color: Black, Silver or Customized

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.	M12
Connection	Common Bolt
Head Style	Hexagonal
Standard	DIN, ANSI, GB, JIS, GOST, BSW
Grade	4.8,6.8,8.8,12.9,etc
Size	M4-M16, Can Be Customized
Groove	Hexagon
Length	Custom
Finish	Zinc Plated, Black Oxide, Galvanized, Passivated
Dimensiong Standard	as Per Client's Requirement
Color	Black, Silver or Customized
Quality	100% Inspected; Mtc Provided
Certificate	ISO9001, SGS, Taf
Lead Time	10 to 30 Days
Company Type	Manufacturer/Factory, Trading Company
Condition	Brand New
Transport Package	Standard or Can Be Customized
Specification	M4-M16, According to customer needs
Origin	China
HS Code	7318160000
Production Capacity	10000000p/Month
Package Size	47.00cm * 35.00cm * 30.00cm
Package Gross Weight	25.000kg
Customization	Available
Material	Stainless Steel
Type	Hexagon Head
Shipping Cost	Contact the supplier about freight and estimated delivery time.
Specification Table	Parameter
Vibration Resistance	Built-in flange ensures reliable fastening under dynamic loads.
Superior Strength	High-quality steel grades provide exceptional tensile and impact resistance.
Corrosion Protection	Available in multiple surface finishes for harsh conditions.
Customizable Design	Wide range of sizes, threads, and coatings to fit various needs.
User-Friendly Installation	Hexagonal head allows easy tightening with standard tools.
Enhanced Load Distribution	Flange design reduces surface wear and enhances stability.
Category	Slotted & Castle Nuts

Technical parameters

Parameter	Details
Material	Stainless Steel
Type	Hexagon Head
Connection	Common Bolt
Head Style	Hexagonal
Grade	4.8, 6.8, 8.8, 12.9, etc.
Size	M4-M16 (Custom sizes available)
Length	Custom as per requirement
Finish	Zinc Plated, Black Oxide, Galvanized, Passivated
Color	Black, Silver, or Customized
Groove	Hexagon
Customization	Special sizes, coatings, or custom drawings available
Quality Control	100% Inspection with MTC (Mill Test Certificate)
Condition	Brand New
Lead Time	10-30 Days
Certificates	ISO9001, SGS, TAF
Packaging	Standard or as per customer request
Company Type	Manufacturer / Factory, Trading Company

Description

Precision Engineered Hexagon Slotted Castle Nuts for Machinery Use is part of our slotted & castle nuts range (Nuts).

Key details

Type: Hexagon Head
Standard: DIN, ANSI, GB, JIS, GOST, BSW
Material: Stainless Steel
Grade: 4.8,6.8,8.8,12.9,etc
Size: M4-M16, Can Be Customized
Length: Custom
Head Style: Hexagonal
Groove: Hexagon

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

Ordering through Engineering Hardware & Fasteners

Minimum order is 100,000 pieces at US$0.096 – 0.60 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 Precision Engineered Hexagon Slotted Castle Nuts for Machinery Use?

The listed minimum order is 100,000 pieces, at US$0.096 – 0.60 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 Precision Engineered Hexagon Slotted Castle Nuts for Machinery Use?

Type: Hexagon Head; Standard: DIN, ANSI, GB, JIS, GOST, BSW; Material: Stainless Steel; Grade: 4.8,6.8,8.8,12.9,etc; Size: M4-M16, Can Be Customized; Length: Custom. 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 length. 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 slotted & castle nuts are available?

The Slotted & Castle Nuts category lists 493 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/nuts/slotted-castle-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$0.096 – 0.60MOQ 100,000 piecesGet a quote WA