Refrigerant R 12 O-Rings | McMaster-Carr

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System of Measurement

Seal ID

Seal OD

Rod Diameter

Bore Diameter

ID

Cross Section Shape

Material

Shaft Diameter

For Cylinder Type

Width

OD

Hardness Rating

Groove Diameter

For Sealing

Groove Width

Color

Maximum Temperature

Less than 250° F

250° F to 299° F

300° F to 499° F

500° F to 999° F

Loaded Type

Square Profile O-Ring

T-Profile O-Ring

Shaft Seal Motion

Export Control Classification Number (ECCN)

REACH

RoHS

DFARS Specialty Metals

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256 Products

Sealing

Piston Seals

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

Rod Seals

Maintain pressure inside cylinders and prevent fluid leaks

Rod Wipers

Scrape dirt off rods to keep the inside of cylinders clean

Head Seals

Maintain a seal even under fluctuating pressure; more reliable than an O-ring with a backup ring

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

Wear Rings

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

Shaft Seals

Prevent leaks in motors, pumps, and gearboxes

O-Ring Cord Stock

O-Ring Cord Stock

Cut to length to create customized seals

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