Air Test Plugs | McMaster-Carr

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Pipe Size

Expansion Plug Type

For Pipe ID

Sealing Location

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

Plate Material

Stainless Steel

Deflated Diameter

Material

Stainless Steel

With Bypass

Maximum Temperature

Less than 150° F

150° F to 199° F

200° F to 224° F

225° F or greater

Handle Material

Stainless Steel

Seal Material

Overall Height

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

Fitting Type

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

DFARS Specialty Metals

REACH

Thread Type

Minimum Temperature

For Use With

Hydraulic Fluid

Hydraulic Fluid (Petroleum Based)

Shape

Fitting Connection

Required Inflation Pressure

Deflated Height

How can we improve?

356 Products

Fluid Handling

Expansion Plugs

Expansion Plugs

Seal pipe and tubing lines when checking for leaks

Pressure Test Fittings

Pressure Test Fittings

Create a temporary connection point for gauges and other testing equipment

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