Is customization available for size and hardness?

Yes, we offer custom sizes and hardness ranging from 30-90 Shore, based on customer requirements or samples.

What certifications do your products have?

Our products are certified with ISO 9001:2008, TS16949, FDA, REACH, ROHS, and SGS.

Oil Retainer Hydraulic Cylinder Piston Rod Rubber Seal O Ring

Name: Oil Retainer Hydraulic Cylinder Piston Rod Rubber Seal O Ring
Brand: Qingdao J & K Co., Ltd.
SKU: 2067419632

Shandong, ChinaQingdao J & K Co., Ltd.

US$0.10

100 Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Material

Silicone,EPDM, Nr, NBR, SBR, Cr, PTFE, FPM,etc

Application

Machinery, Industrial Component, Electronic Produc

Model NO.

JK-o ring-02

Type

Customized

Performance

Fixed Sealing

Shape

O-Ring

Standard

Nonstandard

Hardness

30-90 Shore

Size

Custom Size

Certifcation

SGS, ISO, Reach, RoHS,

Service

OEM/ODM/Obm, Custom Logo / Packaging

Transport Package

Inside Plastic Bag, Outside Carton Box

Specification

Depends on Your Samples or Drawings

Trademark

J&K

Origin

Qingdao

HS Code

4016931000

Production Capacity

10000000PCS/Month

Key features

Wide Material Selection: Available in Silicone, EPDM, NBR, PTFE, FPM and other elastomers.

Full Customization: Custom size, hardness (30-90 Shore), and color based on drawings or samples.

OEM/ODM Service: Supports custom logo, packaging, and manufacturing from customer designs.

Fast Sample Lead Time: Samples ready in 3-5 days with free provision for stock items.

Certified Quality: ISO 9001, TS16949, FDA, REACH, ROHS, and SGS certified.

Flexible Payment: Accepts T/T, Western Union, PayPal, LC, D/P, and other terms.

Low MOQ: Minimum Order Quantity is just 1 piece for flexible purchasing.

Professional Manufacturer: Established in 1989 with 16 years export experience and 2 production lines.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExhibition ExperienceYears of Export Experience

Qingdao J & K Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 16 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤8.21h

AI-Powered supplier vetting

SummaryThe supplier presents itself as a manufacturer and customization provider for rubber molding and extrusion products, supporting OEM and ODM services. It reports 3D software design, multiple forms of customization, a design team, and new products during the past year. Production-related evidence includes two production lines, 6–10 quality-control staff, inventory capability, and stated peak- and off-season lead times of within 15 workdays to one month. However, it reports no supplier-management-system certification, no valid manufacturing-capacity contract with related subcontractors, no overseas warehouse or showroom, no written service-assessment or corrective-action procedures, and no available SDK. Its business scope also includes broad trading categories beyond rubber products. Financial records are referenced for 2021–2023, but no financial results are provided.

Supplier typeThe supplier’s stated main products are rubber molding and rubber extrusion products, with OEM and ODM support, while its registered business scope also covers hardware tools, household appliances, building materials, clothing, chemicals excluding dangerous goods, and other general merchandise. This indicates a supplier combining rubber-product manufacturing/customization with a broad sales scope.

CertificationsThe supplier-management-system certification field is explicitly recorded as NIL. No certification is evidenced in the provided information, but the absence of certification is not itself treated as a deficiency beyond this stated status.

After-Sales capabilityThe supplier has a clear complaint-handling procedure with followed records and maintains inventory capability. However, it lacks written procedures or records for effective service assessment and corrective/preventive actions, and it has no overseas warehouse or showroom, limiting documented service infrastructure.

R&D capabilityThe supplier reports 3D software design, an own design team, ODM service, OEM service for popular brands, and new products during the past year. It has four years of total R&D-engineer experience, but no SDK is available; overall, the explicit design, ODM, and new-product evidence supports innovation capability.

Production capacityThe supplier reports two production lines, 6–10 quality-control staff, inventory capability, five qualified service suppliers, and lead times ranging from within 15 workdays to one month in both peak and off-season. Nevertheless, it has no valid contract with its related subcontractors, which is a stated weakness in manufacturing-capacity assurance.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full and minor customization, flexible customization, OEM, and ODM services. It also states that it has its own design team and provides 3D software design, directly supporting a broad customization capability.