Standard & made-to-drawing parts
Checked before shipping
Air, sea & express delivery

Robust Fish Eye Washer with Heat Treatment Process for Maximum Durability

Updated 2026-11-04 · Markdown version

Model no. Eye Washer

US$0.0756 – 91.32 / piece

MOQ 2,000 pieces · Final price confirmed in your quote

Material: Stainless Steel
Finish: Polishing
Color: Plain
Package Size: 14.50cm * 12.50cm * 8.50cm
Size: M3, M4, M5, M6, M8, M10, M12, M14, M16, M18, M20, M22, M24, M27
Grade: 304, 316

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

Type	Spring Washer
Material	Stainless Steel
Spring Washer Type	Standard
Model NO.	Eye Washer
Finish	Polishing
Service	OEM/ODM
Color	Plain
Usage	Heavy Duty
Transport Package	Carton
Specification	Customized
Origin	China
HS Code	3926901000
Package Size	14.50cm * 12.50cm * 8.50cm
Package Gross Weight	5.000kg
M6	d1=6.4 mm, d2=16 mm, h=2.5 mm
M12	d1=13 mm, d2=24 mm, h=2.5 mm
Thickness	0.8 – 12 mm
Inner Dia. (d1)	3 – 80 mm
Outer Dia. (d2)	6 – 110 mm
M5	d1=5.3 mm, d2=10 mm, h=1 mm
M8	d1=8.4 mm, d2=16 mm, h=1.6 mm
M16	d1=17 mm, d2=30 mm, h=3 mm
M20	d1=21 mm, d2=37 mm, h=3 mm
M30	d1=31 mm, d2=56 mm, h=4 mm
M6 (Regular)	d1=6.65-6.87 mm, d2=18.37-18.8 mm, h=1.2-1.75 mm
M8 (Regular)	d1=8.9-9.12 mm, d2=18.37-18.8 mm, h=1.6-2.3 mm
M10 (Regular)	d1=10.85-11.12 mm, d2=19.48-20 mm, h=1.6-2.3 mm
Size	M3, M4, M5, M6, M8, M10, M12, M14, M16, M18, M20, M22, M24, M27
Grade	304, 316
Category	Spring & Split Lock Washers

Technical parameters

DIN 125(Form A)	Steel, Stainless steel (A2, A4)	M2 – M36	M6: d1=6.4 mm, d2=16 mm, h=2.5 mmM12: d1=13 mm, d2=24 mm, h=2.5 mm
DIN 1440	Steel, Stainless steel (A2, A4)	M3 – M80	Thickness: 0.8 – 12 mmInner Dia. (d1): 3 – 80 mmOuter Dia. (d2): 6 – 110 mm
ISO 7089	Steel, Stainless steel	M1.6 – M64	M5: d1=5.3 mm, d2=10 mm, h=1 mmM6: d1=6.4 mm, d2=12 mm, h=1.6 mmM8: d1=8.4 mm, d2=16 mm, h=1.6 mmM12: d1=13 mm, d2=24 mm, h=2.5 mmM16: d1=17 mm, d2=30 mm, h=3 mmM20: d1=21 mm, d2=37 mm, h=3 mmM30: d1=31 mm, d2=56 mm, h=4 mm
GB/T 97.1	Steel, Stainless steel (A2)	Φ1.6 – Φ64 mm	Equivalent to ISO 7089
ASME B18.22.1(Metric)	Steel, Stainless steel	M1.6 – M10+	M6 (Regular): d1=6.65-6.87 mm, d2=18.37-18.8 mm, h=1.2-1.75 mmM8 (Regular): d1=8.9-9.12 mm, d2=18.37-18.8 mm, h=1.6-2.3 mmM10 (Regular): d1=10.85-11.12 mm, d2=19.48-20 mm, h=1.6-2.3 mm
ASME B18.22.1(Inch)	Steel, Stainless steel	#4 – 1″+	#4: ID=0.125″ (1/8″), OD=0.4375″ (7/16″)#10: ID=0.145″, OD=0.3125″ (5/16″)1/2″: ID=0.531″ (17/32″), Thk=0.063″5/8″: ID=0.656″ (21/32″), Thk=0.063″

Combination Washer Structure	A Type
Combination Washer Packaging	All Inclusive
Spring Washer Type	Standard
Lead Time	Around 25 Days
Surface Treatment	Passivated, Plain, Zinc Plated, Anodizing, HDG
Suitable for	Industry, Construction, Railway
Payment Term	T/T, L/C, DP,and so on
Transport Package	25 Kg Per Carton, 36 Cartons Per Pallet
Processing Method	Punching and Shearing Mold
Process Combination	Single-Process Mold
Mold Cavity Technology	CNC Milling
Milling Speed	High Speed
Hardness	HRC62-63
Punch Tolerance	0, +0.01mm
Origin	China

Description

Robust Fish Eye Washer with Heat Treatment Process for Maximum Durability is part of our spring & split lock washers range (Washers).

Key details

Type: Spring Washer
Material: Stainless Steel
Grade: 304, 316
Size: M3, M4, M5, M6, M8, M10, M12, M14, M16, M18, M20, M22, M24, M27
Finish: Polishing
Spring Washer Type: Standard
Service: OEM/ODM
Color: Plain

Available configurations include material, finish, color, package size and size. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

Ordering through Engineering Hardware & Fasteners

Minimum order is 2,000 pieces at US$0.0756 – 91.32 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 Robust Fish Eye Washer with Heat Treatment Process for Maximum Durability?

The listed minimum order is 2,000 pieces, at US$0.0756 – 91.32 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 Robust Fish Eye Washer with Heat Treatment Process for Maximum Durability?

Type: Spring Washer; Material: Stainless Steel; Grade: 304, 316; Size: M3, M4, M5, M6, M8, M10, M12, M14, M16, M18, M20, M22, M24, M27; Finish: Polishing; Spring Washer Type: Standard. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include material, finish, color, package size and size. 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 spring & split lock washers are available?

The Spring & Split Lock Washers category lists 1,593 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/washers/spring-split-lock-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$0.0756 – 91.32MOQ 2,000 piecesGet a quote WA