PTFE Gaskets | McMaster-Carr

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Material

316 Stainless Steel

Aramid/PTFE Fiber

Fiberglass Fabric

Filler Material

Molybdenum Disulfide

Shape

Ring with Bolt Holes

System of Measurement

Pipe Size

Tube OD

OD

Color

Thickness

0.026" to 0.036"

0.035" to 0.070"

ID

Maximum Temperature

Less than 500° F

500° F to 999° F

For Flange ANSI Class

For Use With

Diluted Salt Solutions

Fluorinated Solvents

Synthetic Lubricants

Transmission Fluid

Acetic Acid (White Vinegar)

Environment

Food and Beverage

Width

Backing Type

Minimum Temperature

-250° F or less

-249° F to -200° F

-199° F to -100° F

-99° F to 0° F

Greater than 0° F

Hardness Rating

Maximum Pressure

Less than 1,000 psi

1,000 psi to 1,999 psi

2,000 psi to 2,999 psi

3,000 psi to 9,999 psi

10,000 psi or greater

REACH

Export Control Classification Number (ECCN)

DFARS Specialty Metals

RoHS

Gasket Material

For Use On

Finish

How can we improve?

1,505 Products

Sealing

Pipe Gaskets

Form tight seals when connecting flanged pipe fittings

Tube Fitting Gaskets

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

Gasket Material

Gasket Material

Cut custom shapes and sizes to fill gaps between flat surfaces

Gasket Tape

Stick in place around doors, enclosures, and vents to create a leak-resistant seal

Made-to-Order Gaskets

Made-to-Order Gaskets

Send your exact specifications to get gaskets that fit precisely between surfaces

Manway Gaskets

Create a tight seal between the nozzle and lid of tank car manways

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

Packing Seals

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

Packing Seal Lubricating Rings

Packing Seal Lubricating Rings

Install between layers of packing seals to distribute lubricants evenly; also known as lantern rings

Piston Seals

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

Shaft Seals

Prevent leaks in motors, pumps, and gearboxes

Rod Seals

Maintain pressure inside cylinders and prevent fluid leaks

Wear Rings

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

Spring-Loaded Seals

Spring-Loaded Seals

Seal rods and pistons with a wider range of temperature and chemical resistance than U-cup seals

Wear Ring Stock

Wear Ring Stock

Cut to make wear rings that fit any rod or bore to prevent uneven wear and extend the life of seals

Buffering Seals

Buffering Seals

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

Rod Wipers

Scrape dirt off rods to keep the inside of cylinders clean

Rope Seals

Insulate the edges of oven, furnace, and boiler doors to keep heat in

Sealants

Fill and seal gaps in metal, plastic, wood, and other materials

Fastening and Joining

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

Building and Machinery Hardware

Edge Trim

Install on panels, boards, signs, and mirrors to protect edges from impact

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