Bolt Gasket Kits | McMaster-Carr

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System of Measurement

Pipe Size

For Flange ANSI Class

150

300

600

Number of Bolt Holes

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Material

Color

Maximum Temperature

Backing Type

For Use With

Diluted Salt Solutions

Low Stress-to-Seal Flanges

Acetic Acid (White Vinegar)

Maximum Pressure

1,000 psi to 1,999 psi

Performance

Bolt Screw Size

Minimum Temperature

Hardness Rating

Export Control Classification Number (ECCN)

EAR99

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

REACH

RoHS

Compliant with Exemptions

Not Compliant

DFARS Specialty Metals

Hardness

Flange Standard

Environment

Specifications Met

1,008 Products

Pipe Gaskets

Oil-Resistant Pipe Gaskets with Bolt Holes

Oil-Resistant Aramid-Reinforced Buna-N Pipe Gaskets with Bolt Holes and Fasteners

Furnished with nuts and bolts to create a connection between pipe flanges

69 products

Oil-Resistant Aramid-Reinforced Buna-N Pipe Gaskets with Bolt Holes

Resist oil, water, and aliphatic hydrocarbons such as ethylene

72 products

Oil-Resistant Compressible Buna-N Pipe Gaskets with Bolt Holes

Ensure a tight seal that stands up to oil, water, and salts

49 products

Oil-Resistant Compressible Buna-N Pipe Gaskets with Bolt Holes for Dissimilar Metals

The plastic washers and sleeves prevent corrosion when joining different metals

13 products

Water- and Steam-Resistant Pipe Gaskets with Bolt Holes

Water- and Steam-Resistant EPDM Pipe Gaskets with Bolt Holes

Stand up to water, steam, and salt water

82 products

Water-Resistant Aramid-Reinforced SBR Pipe Gaskets with Bolt Holes for Uneven Surfaces

Absorb water and swell to fill gaps on uneven flanges

12 products

Water-Resistant Aramid-Reinforced SBR Pipe Gaskets with Bolt Holes

The blend of rubber and synthetic fibers resists water and inert gases

29 products

Water- and Steam-Resistant EPDM Pipe Gaskets with Bolt Holes for Dissimilar Metals

The plastic washers and sleeves prevent corrosion when joining different metals

7 products

High-Temperature Pipe Gaskets with Bolt Holes

High-Temperature Silicone Rubber Pipe Gaskets with Bolt Holes

Withstand heat up to 450° F while resisting water and salts

15 products

High-Temperature Graphite Pipe Gaskets with Bolt Holes

Withstand heat as high as 750° F and pressure up to 1,000 psi

31 products

High-Temperature Buna-N/Graphite Pipe Gaskets with Bolt Holes

Blended with graphite to endure temperatures up to 650° F

12 products

Ultra-High-Temperature Vermiculite Pipe Gaskets with Bolt Holes

Withstand the highest temperatures up to 1,800° F

9 products

High-Temperature Oil-Resistant Carbon Fiber-Reinforced Buna-N Pipe Gaskets with Bolt Holes

Ideal for oily applications as hot as 650° F

15 products

Chemical-Resistant Pipe Gaskets with Bolt Holes

Ultra-Chemical-Resistant PTFE Pipe Gaskets with Bolt Holes

Pure PTFE won't stick or react to chemicals

44 products

Ultra-Chemical-Resistant Food and Beverage Compressible ePTFE Pipe Gaskets with Bolt Holes

Made of FDA-listed materials to prevent contaminating food and beverage lines

44 products

Ultra-Chemical-Resistant Compressible ePTFE Pipe Gaskets with Bolt Holes

Ensure a tighter seal than pure PTFE

44 products

Chemical-Resistant Viton Fluoroelastomer Pipe Gaskets with Bolt Holes

Resist wear from acids, alcohols, oils, transmission fluid, and more

29 products

Ultra-Chemical-Resistant Compressible Reinforced ePTFE Pipe Gaskets with Bolt Holes

Ensure a tighter seal than pure PTFE, with a stainless steel insert for added strength

7 products

Ultra-Chemical-Resistant Compressible ePTFE Pipe Gaskets with Bolt Holes for Low Stress-to-Seal Flanges

Form a seal even under the low torque needed for fiberglass flanges

25 products

Ultra-Chemical-Resistant High-Strength PTFE Pipe Gaskets with Bolt Holes

Blended with fiberglass so they won't thin out when compressed

22 products

Other Products

Valve Repair Kits

Maintain valves with replacement parts such as seals, plungers, and springs

156 products

Heat Exchanger Gaskets

Replace front and rear gaskets in shell and tube heat exchangers

23 products

Faucet Repair Parts

Replace faucet parts such as valves, O-rings, washers, and nuts

2 products

Pump Repair Kits

Keep your diaphragm, circulation, and metering pumps in working order

92 products

O-Rings

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

20 products

Toilet Mounts

Secure toilet components with flanges and hardware kits

10 products

Electrical Enclosure Fasteners

Mount components to your enclosure without worrying about leaks

3 products

Backup Rings

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

1 product

Hydraulic Cylinder Seals

Replace seals on the piston or rod end of hydraulic cylinders

36 products

Cylinder Rod Glands

Replace the rod gland on hydraulic cylinders

13 products

Fastener Assortments

Keep a variety of common screws, nuts, and washers on hand

13 products

O-Ring Bonding Kits

Everything needed to make O-rings

7 products