Durable Rubber Sealing Kit O Ring Set NBR FKM O Ring Kits

• Customization: Available
• Material: NBR/FKM
• Application: Cylinder
• Model NO.: O Ring Kit
• Type: O Ring Kits
• Performance: Temperature
• Shape: O-Ring
• Standard: Standard
• Temperature Range: -40-250°C
• Key Features: High Sealing Performance
• Key Features1: Wide Material Options
• Key Features2: Excellent Elasticity
• Transport Package: Carton
• Specification: 5A, 5B, 5C, 8B, 8C
• Trademark: DEDE
• Origin: China
• Production Capacity: 500000000 Pieces/Year

Product Description

Product Description

Product Overview

O-ring kit is a portable tool that usually contains O-rings of various specifications and sizes, and is specially used for maintaining and replacing o rings.

O-ring repair box contains O-rings of various specifications, which include 5A, 5B, 5C, 8B, 8C. it can help users replace and maintain O-rings quickly and effectively.

O-Ring Kits Key Features

High sealing performance: Provides stable sealing under pressure, vacuum, and various media.

Material: Available in NBR, FKM different working conditions.

Excellent elasticity & compression set resistance: Ensures long-term sealing without deformation.

Chemical & temperature resistance: Suitable for oils, fuels, water, air, solvents, and high/low-temperature environments.

Standardized sizes: Complies with AS568, ISO 3601, JIS B 2401, DIN 3771, ensuring global compatibility.

Easy installation: Simple structure, low cost, and high sealing reliability.

Functions

Prevents leakage of hydraulic oil, lubricants, gases, and other fluids

Maintains system pressure and improves equipment efficiency

Provides cushioning and vibration absorption in mechanical assemblies

Ensures airtight or watertight sealing in static and dynamic systems

Typical Applications

Hydraulic cylinders & pneumatic systems

Pumps, valves, compressors

Automotive engines, fuel systems, braking systems

Industrial machinery & equipment

Water treatment systems

Household appliances

Product Advantages

Reliable sealing performance even under high pressure or rapid movement

Long service life due to excellent wear and aging resistance

Cost-effective solution with high sealing efficiency

Compatible with global standards, easy for international buyers to replace and use

Available Options

Material hardness: Shore A 70–90

Colors: Black (standard), brown

Cross-section sizes: Standard

Company Profile

Packaging & Shipping

Certifications

FAQ

Q1. What products do you supply?
A: We supply a full range of sealing products including radial shaft seals, hydraulic seals, pneumatic seals, rubbermetal bonded parts, PTFE seals, and customized rubber components.
All products are manufactured according to industrial machinery requirements.

Q2. Can you produce customized seals?
A: Yes. We support OEM/ODM, nonstandard sizes, special materials (NBR, HNBR, FKM, ACM, EPDM, PTFE), and custom structures based on drawings or samples.

Q3. What materials are available?
A: We offer NBR, HNBR, FKM, ACM, EPDM, PTFE, and other engineered materials depending on temperature, speed, and working media.

Q4. Do you have minimum order quantity (MOQ)?
A: For standard sizes, MOQ is flexible.
For customized products, MOQ depends on mold requirements and material type.

Q5. How do you ensure product quality?
A: We follow strict quality control including material testing, hardness inspection, dimensional measurement, lip geometry inspection, and dynamic sealing tests before shipment.

Q6. What is your production lead time?
A: Standard products: 3–7 days
Customized products: 10–25 days, depending on mold and material
We will confirm the exact schedule before order.

Q7. How do you ship the goods?
A: We support:
Express (DHL, FedEx, UPS)
Air freight
Sea freight
We will recommend the most suitable method based on order weight, volume, and destination.

Q8. Can you provide samples?
A: Yes. We can provide samples for testing.

Shipping cost is usually paid by the buyer.

Q9. How do you pack the products?
A: Products are packed in individual protective bags, then placed in cartons with labels, and finally reinforced with exportstandard packaging to ensure safe delivery.

Q10. Do you offer aftersales service?
A: Yes. If any quality issue is confirmed, we provide replacement, technical support, or other reasonable solutions.
We aim for longterm cooperation and stable product performance.

Q11. Do you support longterm supply for distributors?
A: Yes. We have stable cooperation with global distributors and can provide continuous supply, stable quality, and longterm pricing support.

Q12. Where is your factory located?
A: Our production base is located in China, with complete facilities for material mixing, mold development, vulcanization, CNC metal processing, trimming, and inspection.