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Nuts › Nylon-Insert & All-Metal Lock Nuts

Heavy-Duty M12 Self-Locking Hex Nuts with Nylon Insert

Updated 2026-11-04 · Markdown version

Model no. Nut

US$0.0012 – 0.12 / piece

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

Material: Carbon Steel
Head Style: Hexagonal
Standard: DIN, ANSI, GB, JIS, BSW
Grade: 6.8
Color: Yellow/Zinc/Blue/Black
Thread: Fine Thread/Coarse Thread
Package Size: 10.00cm * 5.00cm * 5.00cm

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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.	Nut
Connection	Common Bolt
Head Style	Hexagonal
Standard	DIN, ANSI, GB, JIS, BSW
Grade	6.8
MOQ	1000PCS
Color	Yellow/Zinc/Blue/Black
Thread	Fine Thread/Coarse Thread
OEM	as The Drawing
Transport Package	Bag+Carton+Pallet
Specification	4.8/6.8/8.8/10.9/12.9
Origin	Hebei China
HS Code	731816
Production Capacity	100000ton/Year
Package Size	10.00cm * 5.00cm * 5.00cm
Package Gross Weight	0.500kg
Stainless Steel	SS201, SS304, SS316/Steel Grade: DIN: Gr.4 SAE: Gr.2; Carbon steel
Mainly Product	Screw
Accepted Delivery Terms	FOB,CFR,CIF,EXW,FCA,DDU,Express Delivery;
Accepted Payment Currency	USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Language Spoken	English,Chinese,Bengalese,Korean,Japanese,Arabic,French,Russian,,Spanish,
Category	Nylon-Insert & All-Metal Lock Nuts

Technical parameters

Standard:	DIN,ASTM/ANSI, JIS, BSW
Material	Stainless Steel: SS201, SS304, SS316/Steel Grade: DIN: Gr.4 SAE: Gr.2; Carbon steel
Finishing	Zinc(Yellow,White,Blue,Black),Hop Dip Galvanized(HDG),Black Oxide,Geomet,Dacroment,anodization,Nickel plated,Zinc-Nickel plated
Delivery	within 10-35 days after confirm the order
Packing	1.25kgs per bag 2.25kgs per bag/carton with pallet
Samples	Free Samples for standard fastener
OEM/ODM	We accept OEM/ODM
Payment term	30% TT in advance and 70% TT before shipment

Nut : we produce hex nut, flange nut, nylon nut, lock nut, rivet nut,cap nut, long nut, spring nut, square nut heavy hex nut, 2H nut, square weld nut etc. DIN934,DIN6923,DIN6926, DIN985,DIN 982, DIN315, DIN6915, DIN5587, DIN1587, DIN5587, DIN6634, DIN928,DIN929,ISO4032,A563/A563M All of our products can be made standard ASME, DIN, JIS, BSW, GB.

Description

Heavy-Duty M12 Self-Locking Hex Nuts with Nylon Insert is part of our nylon-insert & all-metal lock nuts range (Nuts).

Key details

Type: Hexagon Head
Standard: DIN, ANSI, GB, JIS, BSW
Material: Carbon Steel
Grade: 6.8
Thread: Fine Thread/Coarse Thread
Head Style: Hexagonal
Connection: Common Bolt
Color: Yellow/Zinc/Blue/Black

Available configurations include material, head style, standard, grade and color. 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$0.0012 – 0.12 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 Heavy-Duty M12 Self-Locking Hex Nuts with Nylon Insert?

The listed minimum order is 1,000 pieces, at US$0.0012 – 0.12 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 Heavy-Duty M12 Self-Locking Hex Nuts with Nylon Insert?

Type: Hexagon Head; Standard: DIN, ANSI, GB, JIS, BSW; Material: Carbon Steel; Grade: 6.8; Thread: Fine Thread/Coarse Thread; 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 color. 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

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

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US$0.0012 – 0.12MOQ 1,000 piecesGet a quote WA