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High-Collar Helical Spring-Lock Washers SAE J 2655 1/4"
US$0.10
1,000 Pieces
Sample price:US$0.00/piece.Request sample
Product profile
Customization
AvailableType
Spring Lock WasherMaterial
Carbon SteelModel NO.
SAE J 2655Combination Washer Structure
Spring Lock WasherCombination Washer Packaging
Spring Lock WasherSpring Washer Type
StandardProcess
Cold Forging,Hot Forging,MachiningTransport Package
Small Box & Bulk & CustomizingSpecification
1/4"Trademark
STRONG BOLTOrigin
Ningbo, ChinaHS Code
7318150000Production Capacity
2500tons/YearKey features
Wide Material Selection: Available in Carbon Steel, Stainless Steel, Duplex, Brass, Copper, Plastic, and Aluminum.
Extensive Surface Treatments: Options include Zinc Plated, Galvanized, Nickel Plated, HDG, Anodized, Powder Coating, and more.
Customizable Manufacturing Processes: Processes include Cold Forging, Hot Forging, and Machining to meet specific needs.
Global Standard Compliance: Professionally exported under DIN, JIS, GB, ANSI, and BS standards.
Flexible Packaging Options: Standard cartons or customized packaging according to customer demand.
Experienced Supplier: Over 15 years of experience in fasteners with a 50%-80% repeat buyer rate.
ODM Service Available: Custom design and manufacturing services are supported.
Diverse Processing Capabilities: Equipped with CNC, Cold Forging, Stamping, Rolling, Bending, and Welding machines.
Company profile
CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service AvailableAverage Response Time: ≤1.97h
AI-Powered supplier vetting
SummaryNingbo Strong Bolt Trade Co., Ltd. is a China-based trading company established in 2014 with 16 employees. It reports strong customization and ODM capabilities, new product activity within the past year, and extensive export activity, with 90% of sales from exports and 10 years of export experience. Its stated product output covers several fastener categories, while quality control staffing is reported at 11–20 personnel. However, service-management procedures lack documented records, and the company reports no overseas warehouses, showrooms, agents or branches, or offline trade-show participation. Financial information is identified for 2021–2023, but the provided slices do not give sufficient evidence to assess financial strength. No certification information, customer cases, or SDK availability is provided.
Supplier typeThe supplier is identified as a trading company, specifically Ningbo Strong Bolt Trade Co., Ltd., established in 2014 in Ningbo, Zhejiang, China, with 16 employees and limited-company status. This clearly establishes its business type but does not indicate that it operates as a manufacturing entity.
After-Sales capabilityThe supplier has written procedures for service assessment, supplier approval, corrective and preventive actions, and complaint handling, but no written records are reported for these processes. It also lacks overseas warehouses, showrooms, agents or branches, and reports zero countries with overseas services, limiting evidence of established international after-sales infrastructure.
R&D capabilityThe supplier reports that it introduced new products during the past year and provides ODM services. However, it reports no available SDK, so its innovation evidence supports product development and design services but not software-development integration.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM availability, providing direct evidence of broad customization and design-related service capability.
Product Q&A
Q:What materials are available for these washers?
A:
We offer Carbon Steel, Stainless Steel, Duplex Stainless Steel, Brass, Copper, Plastic, and Aluminum.
Q:Can the manufacturing process be customized?
A:
Yes, we support Cold Forging, Hot Forging, and Machining processes based on your requirements.
Q:What surface treatments do you provide?
A:
Options include Zinc Plated, Galvanized, Nickel Plated, HDG, Copper Plated, Anodized, Powder Coating, and Passivation.
Q:Do you offer ODM services?
A:
Yes, ODM service is available for custom designs and manufacturing.
Q:What are the lead times for orders?
A:
Peak season lead time is one month, while off-season lead time is within 15 workdays.
Send Inquiry
*To:Ningbo Strong Bolt Trade Co., Ltd.
*Content:
Supplier replies will be sent to your registered email
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