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Washers › Bonded, Sealing & Roofing Washers

EPDM Washer Rubber Bonded Sealing Washer

Updated 2026-11-04 · Markdown version

Model no. 4.8x12 to 6.3x25

US$0.012 – 0.06 / kpcs

MOQ 100,000 kpcs · Final price confirmed in your quote

Material: Steel/Stainless Steel

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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

Customization	Available
Type	Bond Washer
Material	Steel/Stainless Steel
Model NO.	4.8x12 to 6.3x25
Combination Washer Structure	A Type
Combination Washer Packaging	Half a Pack
Transport Package	Ctns and Pallets
Specification	4.8x12 to 6.3x25
Origin	Zhejiang China
HS Code	4016939000
Production Capacity	10000000
Production	Black/Gray EPDM bonded washer with Steel/or Stainless steel 304
Port	Shanghai Or ningbo port
Category	Bonded, Sealing & Roofing Washers

Technical parameters

Material	1.StainlessSteel:SS304+EPDM 2.Steel Zinc Plated +EPDM
Grade	Normal
Finish	Plain and Zinc plated of the bond washer
Sample Service	Samples are all in free.
Advantage	1. Competitive price; 2. Best service available
Packing	Bulk in cartons (25kg Max.)+wood Pallet or according to customer special demand
Payment terms	FOB, CIF, CFR, L/C, or others.
Deliverymethod	by sea, by air or by express service
Lead Time	7-15 work days after order confirmed
Application	Againest waterproof on the roofing there
Notes	Special specifications and marks can be made according to customers requirements;

SIZE	d	dc	h	SIZE	d	dc	h
4.8x12	4.8	12	2.5	4.8X19	4.8	19	2.5
5.5x12	5.5	12	2.5	5.5X19	5.5	19	2.5
4.8X14	4.8	14	2.5	6.3X19	6.3	19	2.5
5.5X14	5.5	14	2.5	5.5X22	5.5	22	2.5
6.3x14	6.3	14	2.5	6.3X22	6.3	22	2.5
6.3X16	6.3	16	2.5	8.0X22	8.0	22	2.5
4.8X16	4.8	16	2.5	5.5X25	5.5	25	2.5
5.5X16	5.5	16	2.5	6.3X25	6.3	25	2.5
6.3X16	6.3	16	2.5	8.0X25	8.0	25	2.5

Description

EPDM Washer Rubber Bonded Sealing Washer is part of our bonded, sealing & roofing washers range (Washers).

Key details

Type: Bond Washer
Material: Steel/Stainless Steel
Combination Washer Structure: A Type
Combination Washer Packaging: Half a Pack
Port: Shanghai Or ningbo port

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

Ordering through Engineering Hardware & Fasteners

Minimum order is 100,000 kpcs at US$0.012 – 0.06 per kpcs. 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 EPDM Washer Rubber Bonded Sealing Washer?

The listed minimum order is 100,000 kpcs, at US$0.012 – 0.06 per kpcs. 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 EPDM Washer Rubber Bonded Sealing Washer?

Type: Bond Washer; Material: Steel/Stainless Steel; Combination Washer Structure: A Type; Combination Washer Packaging: Half a Pack; Port: Shanghai Or ningbo port. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include material. 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$0.012 – 0.06MOQ 100,000 kpcsGet a quote WA