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Nuts › T-Nuts, Slot Nuts & Channel Spring Nuts

Custom Non-Standard Galvanized 65mn Spring Steel U Leaf Spring Nut

Updated 2026-11-04 · Markdown version

Model no. Spring Nut

US$0.601,000–4,999 pieces

US$0.245,000–9,999 pieces

US$0.01210,000+ pieces

MOQ 1,000 pieces · Final price confirmed in your quote

Head Style: Square
Standard: DIN, ANSI, GB, JIS
Grade: 4, 8, 10, 12
Non-Standards: OEM Is Available, According to Drawing or Samples
Material: Carbon Steel
Diameter: M4-M16;
Thread: M,UNC,UNF
Finish: Plain,Black oxide, Zinc Plated(Clear/Blue/Yellow/Black), H.D.G, Nickel, Chrome,PTFE,Dacromet,Geomet,Magni,Zinc Nickel,Zinteck.

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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

Model NO.	Spring Nut
Connection	Common Bolt
Head Style	Square
Standard	DIN, ANSI, GB, JIS
Grade	4, 8, 10, 12
Minimumorder (MOQ)	According to Customer Demand
Non-Standards	OEM Is Available, According to Drawing or Samples
Transport Package	Foam Bags / Cartons / Wooden Cases
Origin	China
Customization	Available
Material	Carbon Steel
Type	Square Head
Shipping Cost	Contact the supplier about freight and estimated delivery time.
Diameter	M4-M16;
Thread	M,UNC,UNF
Finish	Plain,Black oxide, Zinc Plated(Clear/Blue/Yellow/Black), H.D.G, Nickel, Chrome,PTFE,Dacromet,Geomet,Magni,Zinc Nickel,Zinteck.
Packing	bulk in cartons (25kg Max.)+wood Pallet or according to customer special demand
Equipments	Caliper, Go&No-go gauge, Tensile test machine, Hardness tester, Salt spraying tester, H.D.G thickness tester, 3D detector, Projector, Magnetic flaw detecter
Our productrange includes	Screws&Bolts,Nuts,Washers,CNC Turned Parts
We work with various materials such as	304/316 Stainless Steel,Carbon Steel,High-Strength Alloy Steel,Aluminum, Copper, and Titanium
Category	T-Nuts, Slot Nuts & Channel Spring Nuts

Technical parameters

Standard:	DIN
Diameter:	M4-M16;
Length:
Material:	Carbon Steel, Alloy Steel, Stainless Steel,
Grade:	CL4, 5, 8,10,12
Thread:	M,UNC,UNF
Finish:	Plain,Black oxide, Zinc Plated(Clear/Blue/Yellow/Black), H.D.G, Nickel, Chrome,PTFE,Dacromet,Geomet,Magni,Zinc Nickel,Zinteck.
Packing:	bulk in cartons (25kg Max.)+wood Pallet or according to customer special demand
Application:	Structural Steel; Metal Buliding; Oil&Gas;Tower&Pole; Wind Energy; Mechanical Machine; Automobile: Home Decorating
Equipments:	Caliper, Go&No-go gauge, Tensile test machine, Hardness tester, Salt spraying tester, H.D.G thickness tester, 3D detector, Projector, Magnetic flaw detecter

Description

Custom Non-Standard Galvanized 65mn Spring Steel U Leaf Spring Nut is part of our t-nuts, slot nuts & channel spring nuts range (Nuts).

Key details

Type: Square Head
Standard: DIN, ANSI, GB, JIS
Material: Carbon Steel
Grade: 4, 8, 10, 12
Diameter: M4-M16;
Thread: M,UNC,UNF
Head Style: Square
Connection: Common Bolt

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

Ordering through Engineering Hardware & Fasteners

Minimum order is 1,000 pieces at US$0.012 – 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 Custom Non-Standard Galvanized 65mn Spring Steel U Leaf Spring Nut?

The listed minimum order is 1,000 pieces, at US$0.012 – 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.

How does the price change with quantity?

Volume pricing: US$0.60 for 1,000–4,999 pieces; US$0.24 for 5,000–9,999 pieces; US$0.012 for 10,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote.

What are the main specifications of Custom Non-Standard Galvanized 65mn Spring Steel U Leaf Spring Nut?

Type: Square Head; Standard: DIN, ANSI, GB, JIS; Material: Carbon Steel; Grade: 4, 8, 10, 12; Diameter: M4-M16;; Thread: M,UNC,UNF. 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, non-standards and 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 t-nuts, slot nuts & channel spring nuts are available?

The T-Nuts, Slot Nuts & Channel Spring Nuts category lists 1,888 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/nuts/t-nuts-slot-nuts-channel-spring-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 →

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US$0.012 – 0.60MOQ 1,000 piecesGet a quote WA