Frost Plugs | McMaster-Carr

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Pipe Size

ID

25/64" to 19/32"

33/64" to 45/64"

41/64" to 25/32"

23/32" to 15/16"

51/64" to 1 1/64"

29/32" to 1 1/16"

Material

18-8 Stainless Steel

Diameter

For Pipe ID

Expansion Plug Type

Four Arm Handle

Sealing Location

Plate Material

Stainless Steel

Maximum Air Back Pressure

Less than 10 psi

10 psi to 24 psi

25 psi to 49 psi

50 psi to 99 psi

100 psi or greater

Maximum Temperature

Less than 150° F

150° F to 174° F

175° F to 199° F

200° F to 249° F

250° F or greater

Overall Height

Export Control Classification Number (ECCN)

REACH

DFARS Specialty Metals

RoHS

Compliant with Exemptions

Handle Material

Stainless Steel

Color

Seal Material

With Bypass

Hardness

Maximum Water Back Pressure

Less than 50 ft. of head

50 ft. of head to 99 ft. of head

100 ft. of head to 199 ft. of head

200 ft. of head to 249 ft. of head

250 ft. of head or greater

Minimum Temperature

Application

Freeze Damage Protection

Tapered Plug Trade Size

For Use With

How can we improve?

370 Products

Protective Plugs

Tight-Hold Tapered Plugs

Tight-Hold Tapered Plugs

Tighten the wing nut to expand and seal

Freeze Plugs

Permanently seal the shallow holes left during the casting process

Other Products

Expansion Plugs

Expansion Plugs

Seal pipe and tubing lines when checking for leaks

Pipe Freeze Repair Kits

Pipe Freeze Repair Kits

Temporarily freeze the liquid in your pipe to make repairs without draining the line

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