What is the minimum order quantity?

The minimum order quantity is 1000 pieces.

What payment terms do you accept?

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

Which standards does your product comply with?

Our products comply with DIN, ASTM/ANSI, JIS, EN, ISO, AS, GB, BSW, and GOST standards.

GB861.2 External Serrated Lock Washer Ring for Various Applications

Name: GB861.2 External Serrated Lock Washer Ring for Various Applications
Brand: OPPU (Tianjin) Industrial Parts Co., Ltd.
SKU: 2188970122

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

Material

Carbon Steel

Type

Hexagon Head

Model NO.

Internal Locking Washers

Connection

Common Bolt

Head Style

Round

Standard

DIN, ANSI, GB, JIS, BSW, GOST

Grade

8.8

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Hot Galvanizing

Specification

M3, M4, M6, M8-M20

Trademark

oppu

Origin

Tianjin

HS Code

7415290000

Production Capacity

5000ton/Year

Key features

Diverse Material Options: Available in Carbon Steel and Stainless Steel grades including SS304, SS316, and SS904L.

Multiple Finishing Choices: Offers Zinc plating (Yellow, White, Blue, Black), Hot Dip Galvanized, Black Oxide, and more.

Wide Standard Compliance: Meets DIN, ASTM/ANSI, JIS, EN, ISO, AS, GB, BSW, and GOST standards.

Customized Production: CNC and machining services available for customized fastener requirements.

Free Samples Available: Free samples provided for standard fastener products upon request.

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

Flexible Lead Time: Production time ranges from 10-15 days in slack season to 15-30 days in busy season.

Multiple Payment Terms: Accepts LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

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: ≤0.04hTerms 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 materials are available for this washer?

We offer Carbon Steel and various Stainless Steel grades including SS201, SS303, SS304, SS316, and SS904L.

Q:What finishing options do you provide?

Finishing options include Zinc (Yellow, White, Blue, Black), Hot Dip Galvanized (HDG), Black Oxide, Geomet, Dacroment, anodization, Nickel plated, and Zinc-Nickel plated.

Q:Do you accept customized orders?

Yes, we provide customized fasteners with production processes including stamping, machining, and CNC.

Q:What is the lead time for production?

Lead time is 10-15 days during slack season and 15-30 days during busy season.

Q:Are free samples available?

Yes, free samples are provided for standard fasteners.