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Washers › Disc Spring & Belleville Washers

Anti-Loosening SS304 A2 Conical Spring Washers for High Strength Bolts

Updated 2026-11-04 · Markdown version

US$0.006 – 0.60 / piece

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

Head Style: Round
Standard: DIN, ANSI, GB, JIS, GOST, BSW
Grade: 8.8
Diameter: M3-M30
OEM & ODM Custom: Accept
Logo Custom: Accept
Package Size: 100.00cm * 100.00cm * 100.00cm
Material: Stainless Steel

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

Connection	Common Bolt
Head Style	Round
Standard	DIN, ANSI, GB, JIS, GOST, BSW
Grade	8.8
Product Name	Flat Washer
Keywords	Non Standard Fastener
Diameter	M3-M30
Packaging	Plastic Bag / Paper Box
MOQ	10000PCS
Sample	Accept
OEM & ODM Custom	Accept
Logo Custom	Accept
Transport Package	Standard Shipping Packaging or Customized
Specification	Standard Specifications Or Customized
Origin	Zhejiang, China
Production Capacity	5000000 PCS/Year
Package Size	100.00cm * 100.00cm * 100.00cm
Package Gross Weight	500.000kg
Customization	Available
Material	Stainless Steel
Type	Round Head
Shipping Cost	Contact the supplier about freight and estimated delivery time.
Category	Disc Spring & Belleville Washers

Technical parameters

Name	Conical Spring Washers
SPEC	M3-M12
Material	304 Stainless Steel
Grade	A2
Head Type	Round
Application	automobile

Description

Anti-Loosening SS304 A2 Conical Spring Washers for High Strength Bolts is part of our disc spring & belleville washers range (Washers).

Key details

Type: Round Head
Standard: DIN, ANSI, GB, JIS, GOST, BSW
Material: Stainless Steel
Grade: 8.8
Diameter: M3-M30
Head Style: Round
Connection: Common Bolt
Product Name: Flat Washer

Available configurations include head style, standard, grade, diameter and oem & odm custom. 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$0.006 – 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 Anti-Loosening SS304 A2 Conical Spring Washers for High Strength Bolts?

The listed minimum order is 1,000 pieces, at US$0.006 – 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.

What are the main specifications of Anti-Loosening SS304 A2 Conical Spring Washers for High Strength Bolts?

Type: Round Head; Standard: DIN, ANSI, GB, JIS, GOST, BSW; Material: Stainless Steel; Grade: 8.8; Diameter: M3-M30; Head Style: Round. 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, diameter and oem & odm custom. 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 disc spring & belleville washers are available?

The Disc Spring & Belleville Washers category lists 414 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/washers/disc-spring-belleville-washers/

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$0.006 – 0.60MOQ 1,000 piecesGet a quote WA