Lnternal Teeth Lock Washers with External Teeth Fastener Serrated Tooth Washer

Name: Lnternal Teeth Lock Washers with External Teeth Fastener Serrated Tooth Washer
Brand: Yangzhou Hongniu Import and Export Co., Ltd
SKU: 2114626485

Jiangsu, ChinaYangzhou Hongniu Import and Export Co., Ltd

US$0.02

1,000-99,999 Pieces

US$0.0012

100,000+ Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Type

Washer

Material

Cooper T3

Model NO.

M1.6-M30

Combination Washer Structure

A Type

Combination Washer Packaging

Half a Pack

Spring Washer Type

Standard

Model No.

DIN, ANSI, GB

Surface Treatment

Hot Galvanized, Black, Color-Zinc, Blue White Zinc

Class/Grade

3.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9

Sample

in Stock

Certification

ISO9001

Used

Machinery, Chemical Industry, Environ Mental

Shipment

EXW, Fob, CIF

Shape

with Round Holes

Application

for Wood Constructions

Transport Package

Carton Box

Specification

M4-M90

Trademark

hongniu

Origin

Yangzhou, China

Production Capacity

5000000pieces

Key features

Anti-Loosening Design: Serrated teeth bite into fastener and surface to prevent loosening from vibration.

Premium Material Options: Available in Stainless Steel 304 for general use and 316 for harsh marine/chemical environments.

Corrosion Resistance: Excellent rust and corrosion resistance ensures durability in indoor and outdoor scenarios.

Wide Application Scope: Suitable for machinery, automotive, construction, marine, and household hardware fastening.

Customization Available: Products can be customized according to drawing sheets, samples, material, and specifications.

Strict Quality Control: Manufactured with precise craftsmanship ensuring consistent thickness and uniform serration.

Free Sample Provision: Free samples provided for standard fasteners (courier fees not included).

Flexible Payment Terms: Supports T/T, L/C, PayPal, D/P, Western Union, and small-amount payments.

Company profile

Importers and ExportersFast DeliveryCustomization from SamplesOEM Services

Yangzhou Hongniu Import and Export Co., Ltd

Jiangsu, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 0.5 year CertifiedNearest Port: Shanghai PortAverage Response Time: ≤2.13h

AI-Powered supplier vetting

SummaryThe supplier is an established factory serving automotive parts, metallurgy, shipbuilding, heavy industry, agricultural machinery, and furniture customers. It reports integrated R&D, design, production, inspection, and after-sales services, with over 20 years of operating experience, multiple processing and heat-treatment facilities, more than 10 production lines, and quality and environmental certifications. It supports sample- and design-based customization, ODM, and OEM for well-known brands. However, the available evidence also shows limited recent product innovation, no 3D software design or SDK capability, no overseas agents, branches, warehouse, or showroom, and no participation in offline trade shows. Manufacturing capacity is indicated, but the lack of a valid manufacturing-capacity contract with related subcontractors is a potential supply-chain control concern. Financial records are identified for recent years, but no financial performance results are provided. Customer-case details are not...

CertificationsThe company reports holding IATF16949, GB/T24001-2016, ISO14001-2015, and GB/TS45001-2020 certifications. These stated certifications provide explicit evidence of formal quality, environmental, and occupational health and safety management credentials.

R&D capabilityThe supplier reports integrated R&D and design services, ODM capability, and one year of total R&D-engineer experience. Against this, it explicitly reports no new products in the past year, no 3D software design service, and no SDK availability, indicating limited demonstrated recent innovation capability.

Production capacityProduction capability is supported by over 20 years of factory experience, machining and heat-treatment equipment, more than 10 production lines, inventory capability, and stated lead times of within 15 working days in the off-season and one month during peak season. However, there is no valid manufacturing-capacity contract with related subcontractors, which leaves part of capacity governance unverified.

Customization capabilityThe supplier explicitly provides customization from samples and designs and also reports ODM and OEM capability for well-known brands. These statements provide direct evidence of both customer-specific customization and original-design manufacturing capability.

Product Q&A

Q:What is your main products?

Our main sale products: series standard parts (including national standard and non-standard parts); Various types of automotive parts, hydraulic components, castings, and wind power products; aerospace fasteners, etc.

Q:How long is your delivery time?

Generally it is 10-15 days if the goods are in stock. or it is over 30 days if the goods are not in stock, it is according to quantity.

Q:What is your payment method?

30% value of T/T in advance and other 70% balance on B/L copy. For small order less than 5000USD, would suggest you pay 100% inadvance to reduce the bank charges.

Q:Can you provide a sample?

Sure, Our sample is provided free of charge, but not including courier fees.

Q:Can you customize the product according to the requirements of drawing sheets and so on?

Sure, we can customize the products according to your requirements of drawing sheets, samples and so on. Product information include: material, surface treatment, specification and amount.