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Fastener Sets & Assemblies › Assortment Kits & Mixed Fastener Sets

Brass Countersunk Sems Machine Screw with Washers & Nut

Updated 2026-11-04 · Markdown version

Model no. HysLSW107

US$0.012 – 0.12 / piece

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

Head Style: 90° Flat Countersunk Head
Standard: DIN, GB, ANSI, ISO
Grade: Custom H56 Brass Grade
Customized: Yes
Thread Specification: Full Metric Coarse Thread, Standard DIN965 Thread
Surface Treatment: Natural Brass Finish, Nickel Plated
Tolerance Grade: ISO 2768 General Mechanical Machining Tolerance
Package Size: 30.00cm * 20.00cm * 20.00cm

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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

Model NO.	HysLSW107
Groove	Cross Phillips Drive
Connection	Metric Coarse Thread
Head Style	90° Flat Countersunk Head
Standard	DIN, GB, ANSI, ISO
Grade	Custom H56 Brass Grade
Customized	Yes
Drawing	Yes
Application	Electrical Equipment, Precision Instruments
Process	CNC Turning,Thread Tapping,Phillips Machining
Service	We Support OEM and ODM
Thread Specification	Full Metric Coarse Thread, Standard DIN965 Thread
Surface Treatment	Natural Brass Finish, Nickel Plated
Tolerance Grade	ISO 2768 General Mechanical Machining Tolerance
Corrosion Resistance	Solid H56 Brass Material, Good Property
Knurl Specification	N/a
Key Features	Pre-Assembled Sems Screw with Nut & Washers
Transport Package	Polybag+Export Strong Carton
Specification	Custom, M3-M10 Metric Sizes
Origin	China
HS Code	7415330000
Production Capacity	100ton/Month
Package Size	30.00cm * 20.00cm * 20.00cm
Package Gross Weight	0.500kg
Customization	Available
Material	Brass
Type	DIN965 Phillips Countersunk Sems Machine Screw
Shipping Cost	Contact the supplier about freight and estimated delivery time.
Non-standard parts	15-25days
Category	Assortment Kits & Mixed Fastener Sets

Technical parameters

Parameter	M3	M3.5	M4	M5	M6	M8	M10
P (Thread Pitch)	0.5	0.6	0.7	0.8	1	1.25	1.5
dk max (Max Head Diameter)	5.6	6.5	7.5	9.2	11	14.5	18
dk min (Min Head Diameter)	5.3	6.14	7.14	8.84	10.57	14.07	17.57
k max (Max Head Thickness)	1.65	1.93	2.2	2.5	3	4	5
No. (Phillips Drive Size)	1	2	2	2	3	4	4
M (Recess Width)	2.9	3.9	4.4	4.6	6.6	8.7	9.6
t max (Max Recess Depth)	1.8	1.9	2.4	2.6	3.3	4.4	5.3
t min (Min Recess Depth)	1.5	1.4	1.9	2.1	2.8	3.9	4.8

Item	Details
Base Material	H56 solid brass raw material, stable electrical conductivity, inherent anti-tarnish property for electronic assembly scenarios
Product Model Type	DIN965 standard pre-assembled Sems combination machine screw, matched with hex nut, flat washer and anti-loose spring lock washer
Head Drive Style	Cross Phillips recess drive, compatible with common cross screwdrivers, no knurling on the countersunk head surface
Thread Standard	Metric coarse full thread, thread pitch strictly follows DIN965 dimensional standards for M3-M10 sizes
Head Shape Specification	90-degree flat countersunk head design, enables flush mounting without protruding after installation
Applicable Standards	Compliant with DIN, GB, ANSI and ISO international fastener standards, custom non-standard sizes acceptable
Material Performance Grade	Custom H56 brass mechanical grade, balanced hardness and ductility to prevent thread slipping during repeated disassembly
Export Packaging Method	Independent polybag for scratch protection, outer reinforced export cartons, pallet loading available for bulk orders
Available Size Range	Standard metric specifications M3 to M10, screw length, head diameter and assembly collocation all customizable
Production Origin	China
Customization Support	Full customization available on screw length, surface plating, and matching washer & nut combination schemes
Drawing Cooperation	Accept customers' original CAD technical drawings to produce exclusive non-standard combination fasteners
Main Application Scenarios	Electrical conductive equipment, precision measuring instruments, electronic control parts, circuit connection hardware, general machinery fitting
Production Craft Flow	CNC lathe forming, metric thread tapping, Phillips cross groove machining, brass polishing, supporting washer and nut integrated assembly
Custom Service Policy	Complete OEM & ODM service, free samples for standard stock products; customers undertake international delivery fees
Thread Technical Feature	Full metric coarse thread with standardized DIN pitch, chamfered thread tip for easier penetration during installation
Surface Finishing Options	Natural polished brass finish as default, nickel plating optional for stronger oxidation resistance
Dimensional Tolerance Standard	All finished dimensions comply with ISO 2768 general mechanical machining tolerance to ensure interchangeability
Material Advantages	H56 brass features excellent electrical conductivity and natural anti-corrosion performance, ideal for conductive connection structures
Knurling Description	N/a, smooth countersunk head without anti-slip knurling, only designed for screwdriver operation
Core Product Advantages	DIN965 90° flush countersunk design, one-piece pre-assembled kit with nut & dual washers, conductive brass material, dual surface finishes, customizable metric sizes

Description

Brass Countersunk Sems Machine Screw with Washers & Nut is part of our assortment kits & mixed fastener sets range (Fastener Sets & Assemblies).

Key details

Type: DIN965 Phillips Countersunk Sems Machine Screw
Standard: DIN, GB, ANSI, ISO
Material: Brass
Grade: Custom H56 Brass Grade
Head Style: 90° Flat Countersunk Head
Groove: Cross Phillips Drive
Surface Treatment: Natural Brass Finish, Nickel Plated
Connection: Metric Coarse Thread

Available configurations include head style, standard, grade, customized and thread specification. 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 Brass Countersunk Sems Machine Screw with Washers & 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 Brass Countersunk Sems Machine Screw with Washers & Nut?

Type: DIN965 Phillips Countersunk Sems Machine Screw; Standard: DIN, GB, ANSI, ISO; Material: Brass; Grade: Custom H56 Brass Grade; Head Style: 90° Flat Countersunk Head; Groove: Cross Phillips Drive. 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, customized and thread specification. 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 assortment kits & mixed fastener sets are available?

The Assortment Kits & Mixed Fastener Sets category lists 3,161 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/fastener-sets-assemblies/assortment-kits-mixed-fastener-sets/

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$0.012 – 0.12MOQ 10,000 piecesGet a quote WA