Fuel O-Rings | McMaster-Carr

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System of Measurement

Seal ID

Seal OD

Seal Width

Rod Diameter

For Cylinder Type

Material

Molybdenum Disulfide

Silicon Carbide

Stainless Steel

ID

Shaft Diameter

Groove Diameter

For Sealing

For Shaft Motion

Groove Width

OD

Maximum Temperature

Less than 250° F

250° F to 299° F

300° F to 499° F

500° F to 999° F

Maximum Pressure

Less than 1,000 psi

3,000 psi to 9,999 psi

10,000 psi or greater

Cross Section Shape

Loaded Type

Square Profile O-Ring

T-Profile O-Ring

Color

Hardness

RoHS

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

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382 Products

Sealing

Piston Seals

Prevent leaks inside pistons by creating a seal against the cylinder bore

Rod Wipers

Scrape dirt off rods to keep the inside of cylinders clean

U-Cup Seals

With a lip on both the inside and outside edges, they can be used for sealing rods and pistons

Rod Seals

Maintain pressure inside cylinders and prevent fluid leaks

Shaft Seals

Prevent leaks in motors, pumps, and gearboxes

Wear Rings

Guide rods and pistons to prevent uneven wear and extend the life of seals

Cushioning Seals

Cushioning Seals

Reduce wear and noise in air-powered cylinders by blocking the piston from hitting the cylinder body

Packing Seals

Fill in gaps around pump shafts, valve stems, and agitators to prevent leaks

Buffering Seals

Buffering Seals

Protect hydraulic cylinders from pressure spikes and shock in high-pressure applications

O-Ring Bonding Kits

O-Ring Bonding Kits

Everything needed to make O-rings

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)