Ceramic Seals | McMaster-Carr

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Material

Silicate Cement

Silicon Carbide

For Use On

System of Measurement

Shaft Diameter

Seal OD

Seal ID

For Use With

Diluted Salt Solutions

Synthetic Lubricants

Transmission Fluid

Acetic Acid (White Vinegar)

Ammonium Hydroxide

Manufacturer/Brand Equivalent

John Crane Type 1

John Crane Type 6

John Crane Type 6A

John Crane Type 8T

John Crane Type 21

Pac-Seal Type 8T

Pac-Seal Type 16

Pac-Seal Type 21

Pac-Seal Type 31

Pac-Seal Type 51

Pac-Seal Type 68

Sealol Type 43 CE Long

Sealol Type 43 CE Short

Sealol Type 43 CU Short

Sealol Type 60L

Maximum Temperature

Less than 500° F

500° F to 999° F

1,000° F to 1,999° F

2,000° F to 2,999° F

3,000° F or greater

Seat OD

Seal Width

Seat Material

Silicon Carbide

Gasket Material

Diaphragm Material

Fluoroelastomer

Viton® Fluoroelastomer

For Shaft Motion

Manufacturer Equivalent Number

Color

Create-Your-Own

Spring Material

Stainless Steel

Maximum Pressure

Less than 1,000 psi

REACH

RoHS

Export Control Classification Number (ECCN)

DFARS Specialty Metals

Formulation

Silicate Cement

Synthetic Resin

Coating Material

Silicon Carbide Ceramic

How can we improve?

656 Products

Shaft Seals

Mechanical Pump Shaft Seals with Extended Spring

Mechanical Pump Shaft Seals with Extended Spring

An extended spring accommodates variations in seal cavity length

Narrow-Profile Mechanical Pump Shaft Seals with Extended Spring

A smaller seal OD than standard seals

Heavy Duty Mechanical Pump Shaft Seals

Heavy Duty Mechanical Pump Shaft Seals

Multiple springs maintain the seal in agricultural, chemical, and mining pumps

Cartridge Mechanical Shaft Seals

Cartridge Mechanical Shaft Seals

The seal and seat are already assembled for fast installation

Mechanical Pump Shaft Seals with Compact Spring

Mechanical Pump Shaft Seals with Compact Spring

Built with short springs for small circulation and dispensing pumps

Mechanical Pump Shaft Seals

Mechanical Pump Shaft Seals

Commonly used in well, sump, and displacement pumps

Other Products

Sealants

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

Pipe Joiners

Connect heavy and difficult-to-position gasketed pipe without powered equipment

Adhesives

Bond surfaces together

Rope Seals

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

Gasket Makers

Seal irregular shapes and tiny crevices by applying a bead that hardens into a gasket

Gasket Material

Gasket Material

Cut custom shapes and sizes to fill gaps between flat surfaces

Surface Fillers

Surface Fillers

Repair chips, cracks, and tears in various surfaces

Protective Coatings

Protective Coatings

Shield surfaces from the surrounding environment

Wire Sleeving

Bundle wiring and protect from abrasion and heat

Adhesive Primers

Adhesive Primers

Prepare surfaces before adding adhesives to improve bonding strength

Potting Compounds

Potting Compounds

Encase electronic assemblies in material that hardens to protect from dust, moisture, and vibration

Foam

Pockets of air make it lighter in weight than rubber; good for packing, insulating, and sealing

Paint

Renew, enhance, protect, and change the color of surfaces

Threadlockers

Coat threads on threaded fasteners to prevent loosening from impact and vibration

Thermal Control Coatings

Thermal Control Coatings

Give off almost no volatile emissions that could damage sensitive electronics and optics

Thermal Paste

Mold heat cable to pipe, eliminating air gaps that lead to heat loss and heater failure

Sealant Primers

Sealant Primers

Apply to surfaces before sealant to speed up drying times and improve adhesion

Conformal Coatings

Conformal Coatings

Secure and insulate components on circuit boards and other electronics

Paint Primers

Extend the life of paint and coatings by preparing surfaces beforehand

Sealant Removers

Sealant Removers

Clean sealant and caulk off tools and other surfaces

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