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304 Stainless Steel DIN1587 M39 4.0 Hex Domed Cap Nut

Updated 2026-11-04 · Markdown version

Model no. HYSLMM0065

US$0.012 – 0.12 / piece

MOQ 10,000 pieces · Final price confirmed in your quote

Material: Stainless Steel
Head Style: Hexagonal Domed Flat
Standard: DIN, ANSI, GB, JIS, GOST, BSW, ISO
Grade: ASME A194 B8/B8m
Customized: Yes
Material Grade: Stainless Steel, Steel, Alloy Steel
Surface Treatment: Plain Silvery Finish, Custom Surface Finish
Tolerance Grade: ISO Standard, 6h/6g Thread

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	Stainless Steel
Type	Hex Domed Cap Nut
Model NO.	HYSLMM0065
Connection	Threaded Connection
Head Style	Hexagonal Domed Flat
Standard	DIN, ANSI, GB, JIS, GOST, BSW, ISO
Grade	ASME A194 B8/B8m
Customized	Yes
Drawing	Yes
Application	Machinery, Chemical Industry, Environmental Equipm
Process	CNC Machining, Stamping
Product Type	Hex Domed Cap Nut
Service	OEM and ODM, Sample Available, MOQ 800PCS
Material Grade	Stainless Steel, Steel, Alloy Steel
Surface Treatment	Plain Silvery Finish, Custom Surface Finish
Key Features	Hexagonal Structure, Anti Rust, Stable Connection
Tolerance Grade	ISO Standard, 6h/6g Thread
Quality Control	Salt Spray Test, ISO9001, SGS, RoHS, CE
Transport Package	Polybag+Export Carton, Polywood Pallet
Specification	Metric M4 to M64, Inch 1/4 to 1 1/8, Custom Sizes
Origin	China
HS Code	7318160000
Production Capacity	100ton/Month
Package Size	30.00cm * 20.00cm * 20.00cm
Package Gross Weight	0.500kg
Non-standard parts	15-25days
Category	Cap, Dome & Acorn Nuts

Technical parameters

Item	Details
Full Product Name	Hex Domed Cap Nut
Material	Stainless Steel
Type	Hex Domed Cap Nut
Connection Method	Threaded Connection
Head Shape	Hexagonal Domed Flat
Standards	DIN, ANSI, GB, JIS, GOST, BSW, ISO
Performance Grade	ASME A194 B8 B8m
Transport Packaging	Polybag plus Export Carton, Plywood Pallet
Size Range	Metric M4 to M64, Inch 1 4 to 1 1 8, custom sizes
Origin	China
Customized	Yes
Drawing	Yes
Application	Machinery, Chemical Industry, Environmental projects
Process	CNC Machining, Stamping
Product Type	Hex Domed Cap Nut
Service	OEM and ODM, Sample Available, MOQ negotiation
Material Grade	Stainless Steel, Steel, Alloy Steel
Surface Treatment	Plain Silvery Finish, Custom Surface Finish
Key Features	Hexagonal Structure, Anti Rust, Stable performance
Tolerance Grade	ISO Standard, 6h 6g Thread
Quality Control	Salt Spray Test, ISO9001, SGS, RoHS, full dimensional inspection

Description

304 Stainless Steel DIN1587 M39 4.0 Hex Domed Cap Nut is part of our cap, dome & acorn nuts range (Nuts).

Key details

Type: Hex Domed Cap Nut
Standard: DIN, ANSI, GB, JIS, GOST, BSW, ISO
Material: Stainless Steel
Grade: ASME A194 B8/B8m
Head Style: Hexagonal Domed Flat
Surface Treatment: Plain Silvery Finish, Custom Surface Finish
Connection: Threaded Connection
Application: Machinery, Chemical Industry, Environmental Equipm

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

Ordering through Engineering Hardware & Fasteners

Minimum order is 10,000 pieces at US$0.012 – 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 304 Stainless Steel DIN1587 M39 4.0 Hex Domed Cap Nut?

The listed minimum order is 10,000 pieces, at US$0.012 – 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 304 Stainless Steel DIN1587 M39 4.0 Hex Domed Cap Nut?

Type: Hex Domed Cap Nut; Standard: DIN, ANSI, GB, JIS, GOST, BSW, ISO; Material: Stainless Steel; Grade: ASME A194 B8/B8m; Head Style: Hexagonal Domed Flat; Surface Treatment: Plain Silvery Finish, Custom Surface Finish. 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 customized. 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 cap, dome & acorn nuts are available?

The Cap, Dome & Acorn Nuts category lists 846 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/nuts/cap-dome-acorn-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$0.012 – 0.12MOQ 10,000 piecesGet a quote WA