What is the minimum order quantity (MOQ)?

The minimum order quantity is 200 pieces.

Are free samples available?

Yes, we provide free samples upon request.

Metric NBR O-Ring Nitrile Rubber O Ring Durable Sealing Ring

Name: Metric NBR O-Ring Nitrile Rubber O Ring Durable Sealing Ring
Brand: Qingdao Brother Rubber Co., Ltd.
SKU: 2188831192

Shandong, ChinaQingdao Brother Rubber Co., Ltd.

US$0.50

200-499 Pieces

US$0.30

500-999 Pieces

US$0.20

1,000+ Pieces

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Material

NBR

Application

Machinery, Industrial Component, Electronic Product, Vehicle, Household Appliance

Model NO.

BR-Rubber O ring

Effect

Hole with Seal

Cross-Section Shape

Depends on Your Samples or Drawings

Item Name

O-Ring

Materials

NBR

MOQ

200 Pieces

Size

Custom Size

Color

Black

Transport Package

Plastic Bag and Cartons Outside

Specification

Depends on Your Samples or Drawings

Trademark

OEM or Brother Rubber

Origin

Qingdao, China

HS Code

4016931000

Production Capacity

12000000pieces/Year

Key features

Premium Material Selection: Made of NBR, Silicone, EPDM, and other high-quality rubber materials.

Custom Size and Shape: All sizes, thicknesses, and shapes available based on client drawings or samples.

Custom Color Options: Colors include natural, black, Pantone, RAL codes, or custom client requirements.

Wide Application Range: Suitable for machinery, automobiles, motorcycles, hydraulics, and aerospace.

High Performance Sealing: Features excellent oil, water, gas resistance, and high temperature tolerance.

Fast Sample Delivery: Sample lead time is typically 3 to 5 days.

Comprehensive Quality Control: Over 10 regular checks and 5 random checks per order with third-party options.

ISO and Industry Certifications: Certified with ISO 9001, TS16949, FDA, REACH, ROHS, and SGS.

Company profile

Qingdao Brother Rubber Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2015-08-01Nearest Port: Qingdao PortAverage Response Time: ≤2.48hTerms of Payment: T/T, PayPal, Western Union, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAT, FAS, DDP, DAP, EXW

AI-Powered supplier vetting

SummaryQingdao Brother Rubber Co., Ltd. is a China-based limited company in Shandong identified as both a trading company and manufacturer/factory, offering rubber and plastic products. Its export activity began in 2015, with 51%–70% of sales from exports and both agency-based and self-operated export methods reported. Production evidence includes multiple pressing machines, more than 10 quality checks per order, dedicated QC staff on each production line, and in-house testing equipment for rubber performance. The supplier reports customers in Europe, America, and Oceania, but most service capabilities, environmental compliance documents, innovation functions, and overseas infrastructure are marked unknown. A TUV Rheinland audit is recorded, with the audit evaluation result shown as 0; the available data does not explain the scoring basis.

Supplier typeThe supplier is explicitly classified as both a trading company and a manufacturer/factory. It is a limited company based in Qingdao, Shandong, China, and its primary product is identified as rubber and plastic products.

After-Sales capabilityThe supplier describes strong follow-up service and responsiveness to customer needs, but overseas warehouse, showroom, agent or branch service, and in-stock service capabilities are all marked unknown. The evidence supports a stated service strength but does not establish structured after-sales infrastructure.

Production capacityProduction capacity is supported by multiple pressing machines, including 350T vacuum pressing and 300T and 250T machines. The supplier reports more than 10 quality checks per order, at least two QC staff per production line, and in-house testing, although annual output quantities are not provided.

Client casesThe supplier states that its main customers come from Europe, America, and Oceania, naming the UK, USA, Spain, Denmark, Germany, Australia, and Finland as example markets. Export sales account for 51%–70% of total sales, and export activity reportedly began in 2015, indicating international customer experience, although no named customer contracts or independently verified case studies are provided.