What certifications do you have?

We are ISO9001 and RoHS certified, and verified suppliers on Made-in-China with rigorous certification processes.

Can I visit your factory?

Yes, factory visits are welcome. Please contact us in advance to arrange transportation from the airport or train station.

What is the standard packaging?

Standard packaging is 20-25 kg per carton, with 36 or 48 cartons per pallet. Custom packaging with customer logos is available.

Stainless Steel 304 316 American Standard Split Lock Washers for Automobile Manufacturing

Name: Stainless Steel 304 316 American Standard Split Lock Washers for Automobile Manufacturing
Brand: Bolnut Fastener Co., Ltd
SKU: 2223211825

Jiangsu, ChinaBolnut Fastener Co., Ltd

US$0.10

1 Piece

Sample price:US$0.10/piece.Request sample

Product profile

Customization

Available

Type

Lock Washer

Material

Stainless Steel

Model NO.

Split Lock Washers

Combination Washer Structure

A Type

Combination Washer Packaging

All Inclusive

Spring Washer Type

Standard

Certificate

ISO9001,RoHS

Name

Split Lock Washers

Finish

Zinc Plated, HDG, Polished,Plain

MOQ

10000 PCS

Function

Corrosion Resistance and Wear Resistance

Application Fields

Industrial Machinery, Automobile Manufacturing

Transport Package

20-25kg/Carton+900kg Pallet

Specification

1/4"-3"

Trademark

BNT

Origin

China

HS Code

731815

Production Capacity

1000ton/Month

Key features

Premium Material Options: Available in SS201, SS303, SS304, SS316, and SS904L stainless steel grades.

Extensive Surface Finishes: Options include Zinc Plated, HDG, Black Oxide, Geomet, Dacroment, Nickel, and Anodization.

Flexible Customization: Supports OEM/ODM services with customization from samples, designs, or full customization.

Free Sample Availability: Free samples provided for standard fasteners; weight under 1kg shipped free.

Rapid Stock Delivery: In-stock items can be delivered within 2-5 days for immediate needs.

Professional Manufacturing: Over 10 years of experience with rigorous durability testing and quality assurance.

Wide Application Scope: Suitable for industrial machinery, automobile manufacturing, and various standard fastener needs.

Competitive Pricing: Cost-effective solutions backed by professional factory production capabilities.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceFast Delivery

Bolnut Fastener Co., Ltd

Jiangsu, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 13 YearsNearest Port: SHANGHAI , NINGBO ,ZHAPU , SHENZHEN, TIANJINGAverage Response Time: ≤0.76h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company in Zhangjiagang, Suzhou, with business scopes covering labor protection products, apparel, textiles, communication equipment, electronics, and certain medical protective products. It is described as a professional technical supplier and offers multiple customization modes, ODM services, and OEM services for popular brands. However, it has only one R&D engineer, launched no new products in the past year, and does not provide 3D software or SDK services. Service procedures and complaint-handling procedures exist, but supplier approval records are incomplete. Financial information is represented only by reporting years, without performance values. No overseas warehouse, showroom, overseas branch or offline trade-show participation is reported.

Supplier typeThe supplier is explicitly classified as a trade company, while its stated scope includes labor protection products, apparel, textiles, medical protective equipment, communication equipment, and electronic products. It is also identified as a professional technical supplier, indicating a trading-oriented business with technical and customization support rather than confirmed manufacturing status.

After-Sales capabilityThe supplier has a clear complaint-handling procedure with followed records, and it has a corrective and preventive action mechanism with implementation records. However, its general service-assessment procedure has no records, and its approved-supplier list lacks approval signatures or dates, indicating documented but incompletely controlled service processes.

R&D capabilityThe supplier is identified as a professional technical supplier and offers ODM services, but it has only one R&D engineer, launched no new products in the past year, and lacks both 3D software design and SDK capabilities. This shows some technical development and design support, but limited demonstrated innovation output and digital R&D capability.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also provides ODM services, directly evidencing broad customization and design-manufacturing support.

Client casesA repeat-buyer preference of 50%–80% is reported, and the supplier states that it provides OEM services for popular brands. These are positive customer-related indicators, but no named customers, specific projects, order examples, or independently verifiable case details are provided.