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Nuts › Nylon-Insert & All-Metal Lock Nuts

Size M3-M56 Various Hex Nuts T Nuts Weld Nuts Lock Nuts

Updated 2026-11-04 · Markdown version

Model no. YL-56

US$0.012 / piece

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

Material: Carbon Steel
Standard: DIN
Grade: 4.8

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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

Material	Carbon Steel
Type	Hexagon Head
Connection	Common Bolt
Model NO.	YL-56
Standard	DIN
Grade	4.8
Product	Nuts
Main	Nuts, Bolts, Screw, Threaded Rods
Transport Package	Box Packing
Specification	M3-M72
Origin	China
HS Code	73181600
Production Capacity	8000tons/Year
Category	Nylon-Insert & All-Metal Lock Nuts

Technical parameters

Model NO.	YL-56
Raw Material	Carbon Steel
Export Markets	Global
Specification	CE, ROHS, SGS, ISO9001
Origin	Haiyan Jiaxing China
Production Capacity	8000TONS/YEARS
Dimension	Customized
Tolerance	+/-0.01mm
Delivery Time	10-30 Days
Transport Package	BAG&CARTOON
HS Code	73181600

Product Name	Size M3-M56 Various Hex Nuts T Nuts Weld Nuts Lock Nuts
Size	M2-M48,or non-standard as request&design
Material	Carbon Steel
Grade	4.8,8.8,10.9,12.9.etc
Standard	GB, DIN, ISO, ANSI/ASTM, BS, BSW, JIS etc
Non-standards	OEM is available, according to drawing or samples
Finish	Plain, black, zinc plated/according to your requirement
Certification	ISO9001,IATF16949,
Package	according to customers requirement

Description

Size M3-M56 Various Hex Nuts T Nuts Weld Nuts Lock Nuts is part of our nylon-insert & all-metal lock nuts range (Nuts).

Key details

Type: Hexagon Head
Standard: DIN
Material: Carbon Steel
Grade: 4.8
Connection: Common Bolt
Product: Nuts
Main: Nuts, Bolts, Screw, Threaded Rods

Available configurations include material, standard and grade. 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 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 Size M3-M56 Various Hex Nuts T Nuts Weld Nuts Lock Nuts?

The listed minimum order is 1,000 pieces, at US$0.012 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 Size M3-M56 Various Hex Nuts T Nuts Weld Nuts Lock Nuts?

Type: Hexagon Head; Standard: DIN; Material: Carbon Steel; Grade: 4.8; Connection: Common Bolt; Product: Nuts. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include material, standard and grade. 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 nylon-insert & all-metal lock nuts are available?

The Nylon-Insert & All-Metal Lock Nuts category lists 2,493 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/nuts/nylon-insert-all-metal-lock-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

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US$0.012MOQ 1,000 piecesGet a quote WA