What is your minimum order quantity?

The minimum order quantity is 1 Kg.

Are you an ISO certified manufacturer?

Yes, we are an ISO-certified fastener manufacturer established in 2009.

What quality assurance protocols do you follow?

We implement a two-stage protocol: pre-production sampling with dimensional verification and full batch inspection including torque testing, salt spray analysis, and material certification.

High-Quality Curved Spring Lock Washers for Secure Fastening DIN 128 (A)

Name: High-Quality Curved Spring Lock Washers for Secure Fastening DIN 128 (A)
Brand: Ningbo Yinzhou Sokun Import and Export Co., Ltd.
SKU: 2200148285

Zhejiang, ChinaNingbo Yinzhou Sokun Import and Export Co., Ltd.

US$0.03

10-4,999 Pieces

US$0.02

5,000-99,999 Pieces

US$0.01

100,000+ Pieces

Product profile

Customization

Available

Type

Spring Washers

Material

Brass

Model NO.

DIN 128

Combination Washer Structure

Combination Washer Packaging

Spring Washer Type

Standards

GB, DIN, ISO, JIS

Finished

Zinc

Name

Spring Washers

Selling Units

Building, Industry, Machinery

Package

Customer'require

Delivery Time

15-30

Transport Package

Cartons & Pallets or According to Customer''s Requ

Specification

Trademark

SOKUN

Origin

Zhejiang

HS Code

7318150000

Production Capacity

100000000

Key features

Comprehensive Customization: Flexible customization from samples, designs, or full custom requirements.

ISO Certified Manufacturer: Established in 2009, ISO-certified with rigorous quality assurance protocols.

Free Sample Availability: Free standard samples (1-3 pcs) available; cost refundable on bulk order.

Diverse Surface Finishes: Options include Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel, and Black Oxide.

Global Market Experience: Serving clients in North America, Europe, Asia, and other global regions since 2009.

Strict Quality Control: Two-stage protocol: Pre-production sampling and full batch inspection including torque testing.

Flexible Payment Terms: Accepts T/T, LC, D/P, PayPal, and Western Union with negotiable terms for bulk orders.

Fast Delivery Capability: Standard delivery in 30-40 days; custom samples within 15 working days.

Company profile

High Repeat Buyers ChoiceODM ServicesR&D CapabilitiesProduction Process Visualization

Ningbo Yinzhou Sokun Import and Export Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 15 Years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤4.09h

About Our Factory & Business Background

AddressYinzhou District, Ningbo, Zhejiang, China

Plant Area1927 square meters

Number of Employees41

Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment

International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW

Average Lead TimePeak Season Lead Time: one month, 1-3 months Off Season Lead Time: one month

Minimum Order Quantity1 Kg

Supply Chain Partners213

Our Production Capability & Technical Expertise

Main ProductsScrew, Bolt, Washer, Nut, Threaded Rod

Production Lines1

Production MachinesPunching Machine, Riveting Machine, Thread Rolling Machine, Bench Lathe, Laser Marking Machine

Own BrandYes

Our Industry Experience & Global Business Record

Year of Establishment2010-02-10

Main MarketsNorth America, South America, Europe, Southeast Asia/ Mideast, East Asia(Japan/ South Korea)

Repeat Buyers Choice50%~80%

Number of Foreign Trading Staff17

Overseas Agent/BranchNo

Our Certifications, Standards & Industry Recognition

Cooperated with Fortune 500No

Product Q&A

Q:Can you provide a sample?

Free samples available (1-3 pcs standard specification). Express options: DHL/UPS/FedEx (customer's account). Prototyping service: Customized samples within 15 working days. Note: Sample cost refundable upon bulk order confirmation.

Q:What are your payment terms?

Standard terms: 30% T/T deposit with 70% balance against Bill of Lading copy. For orders under $1,000 USD, full advance payment is recommended. Acceptable instruments: SWIFT transfer, LC at sight (negotiable for bulk orders).

Q:What materials are used for the washers?

Materials include carbon steel and stainless steel, with finishes such as Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel Plated, Black Oxide, and Plain.

Q:What is the delivery time?

Normally 30-40 days. Customized samples can be provided within 15 working days.

Q:Do you offer customization services?

Yes, we offer flexible customization from samples, designs, or full customization.