What surface treatment is applied to the washers?

The surface treatment is oxidative blackening.

What payment terms do you accept?

We accept T/T, L/C, D/P, D/A, MoneyGram, Credit Card, PayPal, Western Union, Cash, and Escrow.

Where is the place of origin for these products?

The place of origin is Zhejiang, China.

M3 M4 M5 M6 Elastic Gasket Carbon Steel Black Wave Spring Washer

Name: M3 M4 M5 M6 Elastic Gasket Carbon Steel Black Wave Spring Washer
Brand: Ningbo Zhixin Metal Product Co., Ltd
SKU: 2074146825

Zhejiang, ChinaNingbo Zhixin Metal Product Co., Ltd

US$0.05

5,000-9,999 Pieces

US$0.04

10,000+ Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Material

Stainless Steel

Type

Wave Spring Washer

Sample

Freely Supplied

Model NO.

YN-G303M

MOQ

5000PCS

Service

OEM

Packing

Inner Box/Plastic Bag&Carton Box

Delivery Time

30-40days

Color

Black

Transport Package

Inner Box&Carton Box

Specification

stainless steel washer

Trademark

Yining

Origin

Zhe

Production Capacity

5000000/Week

Key features

Customized OEM Service: We offer customized OEM services to meet specific client requirements.

Free Sample Supply: Samples are freely supplied for quality verification before bulk orders.

High Supply Capacity: Capable of supplying 5,000,000 pieces per week to ensure timely delivery.

Multi-Material Options: Available in Steel and Aluminium materials for diverse application needs.

Oxidative Blackening Finish: Features oxidative blackening surface treatment for durability and aesthetics.

Strict Quality Control: Pre-production samples and final inspections are conducted before shipment.

Global Export Experience: Over 10 years of production and export experience with good pricing.

Flexible Payment Terms: Accepts T/T, L/C, D/P, D/A, MoneyGram, Credit Card, and more.

Company profile

High Repeat Buyers ChoiceImporters and ExportersCustomization from SamplesCustomization from Designs

Ningbo Zhixin Metal Product Co., Ltd

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤6.97h

AI-Powered supplier vetting

SummaryNingbo Zhixin Metal Product Co., Ltd. is identified as a professional metal-product supplier offering fasteners, tool sets, sheet-metal fabrication, metal-stamping parts, and CNC-machined parts. It reports broad customization capability, one-stop design-to-development services, 100% finished-product inspection, and an average off-season lead time within 15 working days. Its stated management certifications include BSCI, OHSAS/OHSMS 18001, ISO 14001, ISO 9001, and HSE. The supplier has one R&D engineer and launched new products in the past year, but does not provide 3D software design, ODM, SDK, or well-known-brand OEM services. Noted limitations include no raw-material traceability, no inventory, overseas warehouse, showroom, agent, or branch service, and no Fortune 500 cooperation. Financial records are referenced for 2022–2024, but their substantive results are not provided.

Supplier typeThe supplier is explicitly identified as a professional technical supplier and offers metal products, including fasteners, tool sets, sheet-metal fabrication, stamping parts, and CNC machining parts. The audit information identifies its primary product as metal product, supporting classification as a professional metal-product manufacturer or supplier.

CertificationsThe supplier reports holding or being associated with BSCI, OHSAS/OHSMS 18001, ISO 14001, ISO 9001, and HSE certifications. A TUV Rheinland audit is also recorded with a report period from July 2, 2025 to July 1, 2026, although the provided audit result value is not explained in qualitative terms.

R&D capabilityThe supplier reports R&D capability, one R&D engineer, and new products launched during the past year. Its description also claims design-to-development service and creativity in materials, packaging, and new technology, but it does not provide ODM, SDK, or 3D software design services; therefore, innovation capability is demonstrated but appears limited in scope.

Production capacityThe supplier states that it has well-equipped facilities, quality control throughout production, 100% finished-product inspection, and an off-season lead time within 15 working days. Nevertheless, finished products are checked by packing staff, only one quality assurance and quality control inspector is reported, and the supplier has no inventory capacity; these factors support production capability but indicate limited documented operational depth.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, minor customization, and flexible customization. Its company description further states that it provides one-stop service from design to development and considers cost and production feasibility, providing strong direct evidence of customization capability.