What are the lead times for production?

Both peak season and off-season lead times are within 15 working days.

What payment terms do you accept?

We accept various payment methods including LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Which industries can use these washers?

These washers are suitable for heavy industry and retail industry applications.

Oppu Tooth Lock Washer Assortment - M3 M4 M6 M8-M20 Sizes

Name: Oppu Tooth Lock Washer Assortment - M3 M4 M6 M8-M20 Sizes
Brand: OPPU (Tianjin) Industrial Parts Co., Ltd.
SKU: 2304635255

Tianjin, ChinaOPPU (Tianjin) Industrial Parts Co., Ltd.

US$0.03

1,000-4,999 Pieces

US$0.01

5,000-9,999 Pieces

US$0.005

10,000+ Pieces

Product specifications

M

Product profile

Customization

Available

Type

Flat Gasket

Material

Stainless Steel

Model NO.

Serrated Lock Washers Internal and External Teeth

Combination Washer Structure

A Type

Combination Washer Packaging

All Inclusive

Spring Washer Type

Light Weight

Specification

M3, M4, M6, M8-M20

Trademark

oppu

Origin

Tianjin

HS Code

7415290000

Production Capacity

5000ton/Year

Key features

DIN 6798 Standard Compliance: Manufactured to meet DIN 6798 standards for internal serrated lock washers.

Three Distinct Forms Available: Offering Form A, Form J, and Form V to suit various screw head types and surfaces.

Superior Locking Capability: Designed with serrations to provide enhanced friction and prevent loosening.

Stainless Steel Material: Constructed from high-quality stainless steel for durability and corrosion resistance.

Wide Size Range: Available in sizes from M2 to M30 to fit diverse industrial applications.

OEM and ODM Services: Custom manufacturing services available to meet specific client requirements.

ISO Certified Manufacturer: Certified under ISO9001:2015, ISO45001:2018, and ISO14001 standards.

Fast Lead Time: Peak and off-peak season lead times both within 15 working days.

Company profile

Cooperated with Fortune 500Self-brandedFast DeliveryQuality Assurance

OPPU (Tianjin) Industrial Parts Co., Ltd.

Tianjin, China

CertifiedBusiness Type: Manufacturer/Factory & Trading CompanyExport Year: 2025-06-01Nearest Port: tianjinAverage Response Time: ≤0.68hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CIF

About Our Factory & Business Background

AddressTianjin Xiqing Automobile Industrial Zone (Zhangjiawo Industrial Zone), No. 11 Taijin Road, Zone 1, Tianjin, China

Plant Area2834 square meters

Number of Employees34

Registered Capital10,000,000 RMB

Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Minimum Order Quantity1000 pcs

Supply Chain Partners200

Our Production Capability & Technical Expertise

Main ProductsHardware Fastener, Bolts, Nuts, Screws, Washer, Industrial Parts, Pins, Studs

Our Industry Experience & Global Business Record

Year of Establishment2012-08-06

Main MarketsAfrica, Domestic

Repeat Buyers Choice80%~100%

Number of Foreign Trading Staff3

Overseas Agent/BranchNo

Our Certifications, Standards & Industry Recognition

Management System CertificationISO9001:2015, ISO45001:2018, ISO14001, Others

Cooperated with Fortune 500Yes

Product Q&A

Q:What are the available forms of the lock washer?

We offer three forms: Form A with external serrations, Form J with inward-extending serrations, and Form V which is conically designed for countersunk head screws.

Q:What material is used for these washers?

The washers are crafted from stainless steel, specifically A2/A4 grades, ensuring high durability and resistance to corrosion.

Q:What is the size range available?

The product is available in a wide range of sizes from M2 to M30.

Q:Do you offer customization services?

Yes, we provide OEM and ODM services to tailor the products to your specific needs.

Q:What is the minimum order quantity?

The Minimum Order Quantity (MOQ) is 1 ton.