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Washers › Bonded, Sealing & Roofing Washers

Custom Copper Washers, Gaskets, O-Rings, Annealed Copper Sealing Washers

Updated 2026-11-04 · Markdown version

US$6.00 / piece

MOQ 100 pieces · Final price confirmed in your quote

Surface: Anodized
Color: as Drawing
Material: Steel Aluminum
Package Size: 40.00cm * 30.00cm * 20.00cm

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

Surface	Anodized
Color	as Drawing
Weight	as Drawing
Material	Steel Aluminum
Transport Package	Carton
Specification	As drawing
Origin	China
HS Code	7616999000
Production Capacity	1000000000PCS/Year
Package Size	40.00cm * 30.00cm * 20.00cm
Package Gross Weight	5.000kg
Customization	Available
After-sales Service	Yes
Warranty	1 Year
Shipping Cost	Contact the supplier about freight and estimated delivery time.
Category	Bonded, Sealing & Roofing Washers

Technical parameters

Material Available	1. Stainless Steel:AISI303, AISI304, AISI316F, AISI201, AISI202, AISI301, AISI321, Etc. 2. Aluminum:Al6061, Al6063, Al7075, AL5052, AL5083,AL6082, AL2017, Al7068,Etc. 3. Brass:C36000,C37700,Hpb59-1,H62,C27200(CuZn37),Etc. 4. Steel:Carbon steel, alloy steel, Etc. 5. Copper.6. Plastic: ABS, PVC, PC, PE, POM, Nylon Etc. 7. Titanium Grade 5/Medical Grade.
Application	Aerospace, Microwave Communication, Optical Equipment, Lighting Industry, Measuring Instruments, Automation Equipment, Medical Equipment, Household Appliances, Digital Products, Automobile Industry, Security Products, Sporting Goods, Health Supplies, Etc.
Tolerance	+/-0.005-0.03mm can also be customized.
Delivery Time	3-8 Days for Samples, About 15 Days for Mass Order.
Processing	CNC machining, Turning, Milling, Drilling, Wire EDM, Welding, Casting, Forging, Assembling, Grinding, Stamping, Tapping, Die casting etc.
Surface Treatment	1.Sand Blasting, Polishing, Anodizing, Zinc Plating, Nickel Plating, Chrome Plating, Ion Nitriding, Blacking, Power Coating, Passivation, Heat treatment, Etc. 2.Depend on the requirements of customer.
Package	PP bag + carton + pallet or depend on the requirements of customer
Certification	1. SGS Audited Factory.2. ISO9001:2015 international quality management certification.3. High and New Technology Enterprise(certificate No. GR201944203331).
Quality Assurance	Technicians self-check in production, Engineer spot check in production, QC inspect after products finished, 100% inspection before shipment.
Inspection instruments	Heigt Gauge, CMM, Universal tensile testing machine, Salt spray test box, Dynamic balance detector, Pneumatic detection, Universal hardness tester.Caliper, Electronics Scale, Micrometer/Microcaliper, Gage Blocks, Pin Gauge

Description

Custom Copper Washers, Gaskets, O-Rings, Annealed Copper Sealing Washers is part of our bonded, sealing & roofing washers range (Washers).

Key details

Material: Steel Aluminum
Surface: Anodized
Color: as Drawing
Weight: as Drawing
Warranty: 1 Year

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

Ordering through Engineering Hardware & Fasteners

Minimum order is 100 pieces at US$6.00 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 Custom Copper Washers, Gaskets, O-Rings, Annealed Copper Sealing Washers?

The listed minimum order is 100 pieces, at US$6.00 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 Custom Copper Washers, Gaskets, O-Rings, Annealed Copper Sealing Washers?

Material: Steel Aluminum; Surface: Anodized; Color: as Drawing; Weight: as Drawing; Warranty: 1 Year. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include surface, color, material and package 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 bonded, sealing & roofing washers are available?

The Bonded, Sealing & Roofing Washers category lists 2,033 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/washers/bonded-sealing-roofing-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 →

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US$6.00MOQ 100 piecesGet a quote WA