Steel Pipe Locknuts | McMaster-Carr

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351 Products

Metal Pipe and Pipe Fittings

Low-Pressure Stainless Steel Threaded Pipe Fittings

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Use these corrosion-resistant fittings in a low-pressure pipe line.

Extreme-Pressure Stainless
Steel Threaded Pipe Fittings

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Use these fittings in extreme-pressure conditions up to 15,000 psi.

Low-Pressure Iron and Steel Threaded Pipe Fittings

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Use these fittings for low-pressure applications in noncorrosive environments.

Low-Pressure Galvanized Iron
and Steel Threaded Pipe Fittings

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The galvanized finish on these fittings provides fair corrosion resistance. Fittings are for use in low-pressure applications.

Extreme-Pressure Steel Threaded Pipe Fittings

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The strongest steel fittings we offer, these can withstand extreme-pressure applications.

Low-Pressure Brass and
Bronze Threaded Pipe Fittings

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Use these fittings in low-pressure flow applications. They have good corrosion resistance.

Low-Pressure Plated Brass Threaded Pipe Fittings

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Used in low-pressure pipe lines, these brass fittings have a plating that makes them shiny and improves corrosion resistance.

High-Pressure Brass Threaded Pipe Fittings

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These brass fittings have the strength to handle high-pressure applications.

Low-Pressure Aluminum Threaded Pipe Fittings

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In addition to being lightweight, these aluminum fittings offer good corrosion resistance. Use them in low-pressure flow applications.

Conduit Fitting Locknuts

Locknuts for Metal Conduit Fittings

Locknuts for Metal Conduit Fittings

Secure threaded metal conduit fittings to a knockout in an outlet box or enclosure.

Locknuts for Plastic Conduit Fittings

Locknuts for Plastic Conduit Fittings

Secure threaded plastic conduit fittings to a knockout in an outlet box or enclosure.

Panel Nuts

Steel Hex Panel Nuts

These steel panel nuts are zinc plated for corrosion resistance.

Stainless Steel Hex Panel Nuts

All of these stainless steel panel nuts have some chemical resistance.

Brass Hex Panel Nuts

Brass Hex Panel Nuts

Brass panel nuts are corrosion resistant in wet environments and electrically conductive.

Knurled Panel Nuts

Knurled Panel Nuts

These panel nuts are knurled to provide a secure grip for tightening and loosening by hand.

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