Nonstandard Auto Spare Parts Step Seal Ring Manufacturers and Factory

Nonstandard Auto Spare Parts Step Seal Ring

Brand :IBG

Product origin :Hebei, China (Mainland)

Delivery time :2~25 work days

Supply capacity :17000000 pieces/month

Nonstandard Auto Spare Parts Step Seal Ring

Nonstandard Auto Spare Parts Step Seal RingNonstandard Auto Spare Parts Step Seal Ring

YYMF0317-轴用斯特封4.jpg斯特封 聚四氟乙烯+丁腈橡胶 125-145.5-8.1-F021 (3).jpg

斯特封 聚四氟乙烯+丁腈橡胶 125-145.5-8.1-F021 (5).jpg斯特封 聚四氟乙烯+铜粉+丁腈橡胶 79-90-4.2-F034 (3).jpg

The seal is generally made of a rubber O-ring (nitrile rubber or fluorine rubber) and PTFE ring combination. Suitable for hydraulic cylinder piston rod seal. Into the piston with a special piston seal and piston rod seal. Can be used for reciprocating piston and piston rod, such as presses, excavators, metallurgical machinery, loaders, chemical machinery. Seal has a low friction, high pressure, simple structure and so on. Applicable medium: hydraulic oil, steam, water, emulsion and so on.

Reciprocation speed: ≦ 5m / s

Swing or rotation: ≦ 3m / s

Abbreviation: NBR

Common Name:Buna N, Nitrile, NBR

Chemical Definition:Butadiene Acrylonitrile

General Characteristics:Waterproof,oilproof

Durometer-Range (Shore A):20-95

Tensile Range (P.S.I):200-3000

Elongation (Max.%):600

Compression Set:Good


Abrasion Resistance:Excellent

Tear Resistance:Good

Solvent Resistance:Good to Excellent

Oil Resistance:Good to Excellent

Low Temperature Usage (°F):-30° to - 40°

High Temperature Usage (°F):to 250°

Aging Weather-Sunlight:Poor

Adhesion To Metals:Good to Excellent

Usual Hardness range:50-90 shore A


1. Has good solvent, oil, water and hydraulic fluid resistance.

2. Good compression set, abrasion resistance and tensile strength. 


1. Not recommended for using in highly polar solvents such as acetone, and MEK, ozone, chlorinated hydrocarbons and nitro hydrocarbons.

Usage: fuel tank, grease-box, hydraulic, gasoline, water, silicone oil, etc

Abbreviation :FKM

Common Name :Fluoro Elastomers

ASTM D-2000 classification:HK

Military(Mil-Std417) :MIL=R-25897/MIL-R-83248

Chemical Definition :Fluorinated Hydrocarbon

Durometer-Range (Shore A) :60-90

Tensile Range (P.S.I) :500-2000

Elongation (Max.%) :300

Compression Set:Good


Abrasion Resistance:Good

Tear Resistance:Good

Solvent Resistance:Excellent

Oil Resistance:Excellent

Low Temperature Usage (°F:+10° to -40°

High Temperature Usage (°F) :250° to 300° (depending on time and service condition)

Aging Weather- Sunlight:Excellent

Adhesion To Metals:Good


1. Heat resistance up to 600°F

2. Resistance to wide range of oils and solvents; specially all aliphatic, aromatic and halogenated hydrocarbons, acids, animal and vegetable oils.


1. Not recommended for ketones, low molecular weight esters and nitro containing compounds.


Automobile,motorcycle,diesel engine,and fuel system

SHIJIAZHUANG BEIKE SEALING TECHNOLOGY CO.,LTD. specializes in rubber sealing field with 10 years experience which main produce custom rubber partso ring and hydraulic seals, and passed TS 16949 and ISO 9001 certificate. Customized rubber parts are our advantage.

We can also: Select & develop material; 
                        Recommend sizes & Design;
                        ODM/OEM Service;
                        Custom Design.

Quick delivery time
1). Products in stock, delivery time is 1 workday;
2). Products out of stock, and mold in stock, delivery time is 5~7 workdays;
3). Products out of stock, and mold out of stock, delivery time is 10~15 workdays.
Remark: Delivery time is also subject to quantity.

Shipping terms
1). By Express ; 2). By Air; 3). By Sea.

Payment terms
Pay by Cash, Credit Card, T/T, Paypal and Western Union, all is welcome.

Packaging Details
PE bag inside, Carton outside, then Pallet. All packaging are signed our logo. If any customized request, welcome.






IBG factory 1.jpg


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