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Galvanized NF E 25-511 Stainless Steel Conical Knurled Spring Washer
US$0.01-0.02
500 Pieces
Sample price:US$0.01/set.Request sample
Product profile
Customization
AvailableType
Spring WasherMaterial
Stainless SteelModel NO.
NF E 25-511Combination Washer Structure
A TypeCombination Washer Packaging
All InclusiveSpring Washer Type
StandardSurface Treatment
Zinc Plated (White/Yellow), Black Oxide, DacrometApplication
Used in Between The Nut and Bolt.OEM
AvailableHardness
HRC 38 – 45Features & Functions
Anti-Loosening, Vibration Resistance, Spring RecovApplication Fields
Automotive, Machinery, Electronics, Electrical EquMinimum Order Quantity
Low MOQ for Trial OrdersTransport Package
Carton+PalletSpecification
M3-M20Trademark
RUIQINOrigin
ChinaHS Code
7318150000Production Capacity
200000000piece/YearsKey features
Anti-Loosening Design: Maintains clamping force under strong vibration to prevent bolt rotation.
Ribbed Surface Technology: Ribbed top surface enhances locking force and resists loosening under pressure.
Comprehensive Customization: OEM/ODM available with customizable surface treatments and materials.
High Durability: Corrosion-resistant materials ensure long-term performance in harsh conditions.
Low MOQ for Trials: Supports trial orders starting from 500 pieces for standard items.
Rapid Prototyping: 24-hour sample service available with existing tooling.
Global Logistics Support: Established partnerships with DHL, FedEx, and ocean freight forwarders.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤5.85h
About Our Factory & Business Background
AddressNo. 13, Luoshan Avenue, Xia Lin Village, Hai'an, Tangxia Town, Rui'an City, Wenzhou, Zhejiang, China
Plant Area1800 square meters
Number of Employees46
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: within 15 workdays Off Season Lead Time: within 15 workdays
Minimum Order Quantity100 pcs
Supply Chain Partners10
Our Production Capability & Technical Expertise
Main ProductsMetal Washer, Retaining Ring, Bearing Clamp
Production Lines3
Production MachinesPunching machine
QA/QC inspectors4 people
Inspection Type for Finished ProductsRandom inspection(Visual inspection)
Inspection Method for Finished ProductsHave instructions and uniformly followed
R&D Engineers3 people
Traceability of Raw MaterialsYes
Our Industry Experience & Global Business Record
Year of Establishment2017-04-07
Main MarketsDomestic
Repeat Buyers Choice80%~100%
Number of Foreign Trading Staff5
Overseas Agent/BranchNo
New Products Launched in Last yearNo
Our Certifications, Standards & Industry Recognition
Cooperated with Fortune 500No
Product Q&A
Q:What is the minimum order quantity?
A:
Standard washers require 500 pcs, while custom designs require 5,000 pcs depending on complexity.
Q:Are samples available?
A:
Free samples are available for standard items (customer pays shipping), while custom items require a sample fee deductible from bulk orders.
Q:What is the lead time for samples?
A:
Samples with existing tooling take 24 hours plus shipping, while new tooling requires 3-5 business days.
Q:What are the tooling costs?
A:
Simple dies cost $110-275 per set, while complex tooling is quoted based on CAD design.
Q:What surface finishes are available?
A:
Options include Zinc/Nickel plating (48-96 hours salt spray resistance) and Dacromet (1000+ hours corrosion resistance).
Send Inquiry
*To:
Ruian Ruiqin Standard Parts Co., Ltd.
Ruian Ruiqin Standard Parts Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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