PTFE Washers | McMaster-Carr

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Material

316 Stainless Steel

841 Bearing Bronze

863 Iron Copper

Silicon Carbide

Lubricant

System of Measurement

ID

OD

Thickness

0.002" to 0.004"

0.008" to 0.012"

0.009" to 0.012"

0.013" to 0.017"

0.017" to 0.023"

0.018" to 0.023"

0.022" to 0.028"

0.025" to 0.040"

0.026" to 0.036"

0.027" to 0.035"

0.027" to 0.036"

Screw Size

Washer Type

Performance

Chemical Resistant

Electrically Insulating

High Temperature

Low Temperature

Moisture Resistant

Precision Adjust

Color

Shaft Diameter

Maximum Temperature

250° F to 299° F

300° F to 499° F

500° F to 999° F

Length

Shape

Hardness

Minimum Temperature

-250° F or less

-249° F to -100° F

-99° F to -50° F

-49° F to -1° F

Greater than 0° F

Width

Gasket Material

RoHS

DFARS Specialty Metals

REACH

Export Control Classification Number (ECCN)

Cross Section Shape

Sold As

Lubricant Additive

Specifications Met

How can we improve?

1,081 Products

Fastening and Joining

Washers

Nearly every size and shape imaginable, from flat washers to clipped to curved

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

Insulating Washers

Insulating Washers

Isolate screws from electrical current and prevent corrosion from mating different metals

Shims

Align and space components on shafts, or level machinery, cabinets, and doors

Spacers

Unthreaded to create space between two surfaces or objects, often to align them

Power Transmission

Thrust Bearings

Thrust Bearings

Support loads parallel to the shaft with plain, ball, or roller bearings

Sealing

O-Rings

Fit snugly into a groove between parts to create a leak-resistant seal

Backup Rings

Extend the life of O-rings and improve their performance under high pressure

Shaft Seals

Prevent leaks in motors, pumps, and gearboxes

Facility and Grounds Maintenance

Faucet Washers

Seal faucet components so they don’t leak

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