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HNBR Hydrogenated Nitrile O-Ring | O Ring Seal | Oil-Resistant Seal for Engines
Product Description
This HNBR Hydrogenated Nitrile O-Ring, with a size of 9.2x1.2mm, is a high-performance sealing component engineered for harsh operating conditions. Crafted from HNBR70 material, it undergoes a specialized hydrogenation process to enhance molecular stability, delivering superior oil resistance, high-temperature tolerance, and anti-aging properties compared to standard NBR. It maintains consistent sealing performance between -40℃ and 150℃, effectively preventing leakage of mineral oils, synthetic lubricants, and gaseous media. Its black, one-piece circular cross-section design fits standard seal grooves in most industrial equipment, making it particularly suitable for automotive engines, gearboxes, and other applications demanding exceptional sealing reliability, providing long-lasting protection for powertrain systems.
TECHNICAL PARAMETERS
Category
Details
Product Name
HNBR Hydrogenated Nitrile O-Ring
Part Number
281518799
Size
9.2x1.2mm
Material
HNBR 70
Color
Black
Core Functions
Sealing, oil resistance, high temperature resistance
Design Feature
Standard circular cross-section
Application
Automotive engines, gearboxes, hydraulic systems
Package Quantity
2800pcs
advantages:
Superior Oil & Temperature Resistance:HNBR material exhibits excellent tolerance to mineral oils, hydraulic fluids, and synthetic lubricants, maintaining stable sealing performance at 150℃ and withstanding peak temperatures up to 170℃, meeting the demands of high-temperature environments like automotive engines. 2. Exceptional Aging & Corrosion Resistance:Boasting outstanding ozone and chemical corrosion resistance, it resists hardening and cracking in humid, acidic, or alkaline environments, offering a service life 2-3 times longer than standard NBR and significantly reducing maintenance frequency and costs. 3. High Sealing Reliability:The uniform circular cross-section design delivers balanced sealing pressure in both static and dynamic conditions, effectively preventing medium leakage even during equipment startup/shutdown or pressure fluctuations, ensuring system stability. 4. Long-Lasting Elasticity:Hydrogenation-optimized molecular structure enhances compression set resistance, maintaining excellent resilience after prolonged compression and preventing equipment failures caused by seal degradation. 5. Universal & Easy Installation:Standard dimensions fit seal grooves in most industrial equipment, enabling quick installation without additional machining or customization, offering broad compatibility and reducing project timelines and costs.
Applications:
In automotive engines, it seals valve covers, oil pans, and oil filter interfaces to prevent engine oil leakage, avoiding wear and performance degradation caused by oil loss.
As an oil seal in gearboxes and differentials, it blocks gear oil from external contaminants, ensuring lubrication efficiency and extending the lifespan of gear components.
Provides dynamic sealing for hydraulic system valve blocks, cylinders, and pumps, preventing hydraulic oil leakage, maintaining system pressure stability, and ensuring precise operation of construction machinery and industrial equipment.
Used in motor housings and battery cooling circuits of new energy vehicles, it seals coolant and lubricating grease to protect electrical components from liquid damage, enhancing system safety and durability.
Suitable for high-pressure components like pumps and motors in construction machinery, it withstands frequent pressure shocks and mechanical vibrations, providing reliable sealing for continuous operation in harsh conditions.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Year Established:
1976
Employee Number:
401~500
Ecer Certification：
Verified Supplier
Company presentation
Qingdao Global Sealing-tec co., Ltd, (Established on the basic of the International Trade Dept. of Qingdao TKS SealingIndustry Co., Ltd). TKS is a leading specialized manufacturer of rubber and plastic sealing products, such as oil seals, valve stem oil seals, PTFE oi... Company presentation
Qingdao Global Sealing-tec co., Ltd, (Established on the basic of the International Trade Dept. of Qingdao TKS SealingIndustry Co., Ltd). TKS is a leading specialized manufacturer of rubber and plastic sealing products, such as oil seals, valve stem oil seals, PTFE oi...
