What are the lead times for production?

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

What payment terms do you accept?

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

Which certifications does your company hold?

Our management system is certified with ISO9001:2015, ISO45000:2018, and ISO14001.

Serrated Stainless Lock Washer for Enhanced Secure Fastening Applications

Name: Serrated Stainless Lock Washer for Enhanced Secure Fastening Applications
Brand: OPPU (Tianjin) Industrial Parts Co., Ltd.
SKU: 2177490692

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

Lock Washer

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

Standard

Specification

M3, M4, M6, M8-M20

Trademark

oppu

Origin

Tianjin

HS Code

7415290000

Production Capacity

5000ton/Year

Key features

Premium Stainless Steel Construction: Available in A2 and A4 grades for maximum strength and corrosion resistance.

Three Distinct Serrated Forms: Form A, J, and V designs to meet diverse fastening needs and surface conditions.

Enhanced Friction and Stability: External serrations on Form A provide exceptional contact across the largest surface area.

Ideal for Irregular Surfaces: Form J internal serrations are perfect for smaller screw heads or convex surfaces.

Secure Countersunk Head Fit: Form V conical design ensures a steadfast grip for 90-degree countersunk screws.

Wide Size Range: Available in sizes from M2 to M30 to suit various heavy industry applications.

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

ISO Certified Manufacturer: Certified with ISO9001:2015, ISO45000:2018, and ISO14001 standards.

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: ≤0.46hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CIF