What standards does the product comply with?

The product complies with DIN, ASTM/ANSI, JIS, EN ISO, AS, and GB standards.

What is the production process for different sizes?

M2-M30 uses cold forging, M30-M100 uses hot forging, and customized fasteners use machining and CNC.

What are the payment terms?

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

Hole Retaining Ring GB893

Name: Hole Retaining Ring GB893
Brand: OPPU (Tianjin) Industrial Parts Co., Ltd.
SKU: 2296978635

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

US$0.03

10,000-49,999 Pieces

US$0.01

50,000-999,999 Pieces

US$0.005

1,000,000+ Pieces

Product specifications

M

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

Internal Retaining Circlips

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

OEM/ODM Service: We offer OEM and ODM services with fast shipping and strict quality checks.

Free Standard Samples: Free samples are available for standard fasteners upon request.

Wide Material Range: Available in Carbon Steel with grades ranging from 4.6 to 12.9 and Gr.2 to 8.

Multiple Finishing Options: Offering Black Phosphated, Grey Phosphated, Blue-white zinc, and White zinc finishes.

Customized Production: Customized fasteners are produced using CNC machining and forging processes.

Diverse Standards Compliance: Products comply with DIN, ASTM/ANSI, JIS, EN, ISO, AS, and GB standards.

Fast Shipping: Fast shipping is guaranteed for all orders with peak and off-peak lead times within 15 workdays.

Flexible 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: ≤0.26hTerms 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

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 MarketsNorth America, South America, Africa, Eastern Asia, Mid East, Eastern Europe

Repeat Buyers Choice80%~100%

Our Certifications, Standards & Industry Recognition

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

Cooperated with Fortune 500Yes

Product Q&A

Q:What materials are used for the hole retaining ring?

The product is made from carbon steel with various steel grades including DIN Gr.4.6 to 12.9 and SAE Gr.2, 5, 8.

Q:What surface finishing options are available?

We offer Black Phosphated, Grey Phosphated, Blue-white zinc, and White zinc finishes.

Q:Do you provide OEM or ODM services?

Yes, we provide OEM/ODM services along with strict quality checks and fast shipping.

Q:What is the lead time for customized orders?

The customized lead time is typically 30-60 days.

Q:Are free samples available?

Yes, we provide free samples for standard fasteners.

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