Fuel O-Rings | McMaster-Carr

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System of Measurement

Seal ID

Seal OD

Seal Width

Rod Diameter

Shaft Diameter

0.217" to 0.256"

0.374" to 0.453"

0.453" to 0.492"

0.610" to 0.689"

0.748" to 0.827"

0.827" to 0.945"

0.945" to 1.063"

1.063" to 1.142"

For Cylinder Type

ID

Material

Groove Width

Groove Diameter

Cross Section Shape

For Sealing

OD

Shaft Seal Motion

Width

Maximum Temperature

Less than 250° F

250° F to 299° F

300° F to 499° F

500° F to 999° F

Color

Hardness

Maximum Pressure

Less than 1,000 psi

3,000 psi to 9,999 psi

10,000 psi or greater

Export Control Classification Number (ECCN)

REACH

RoHS

DFARS Specialty Metals

How can we improve?

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.)