Steel Nipples | McMaster-Carr

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Hastelloy C276 Nickel

Stainless Steel

F22 Chrome-Moly Steel

P22 Chrome-Moly Steel

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Threaded on Both Ends

Threaded on One End

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UN/UNF (SAE 45°)

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Plastic Pellets

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R-12 Refrigerant

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O-Ring Face Seal

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9/16" to 21/32"

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Construction

Pipe Material

P22 Chrome-Moly Steel

Fitting Finished Material

F22 Chrome-Moly Steel

Galvanized Iron

Galvanized Steel

Zinc-Plated Steel

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

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About Pipe and Fittings

Measure your pipe and fittings to identify their pipe size, thread size, schedule, and thread type. Then, find compatible components.

Pipe and Fittings

Iron and Steel Threaded Pipe and Fittings

Standard-Wall Iron and Steel Threaded Pipe Nipples and Pipe

Standard-Wall Iron and Steel Threaded Pipe Nipples and Pipe

Pair with low-pressure fittings; also known as Schedule 40

Thick-Wall Iron and Steel Threaded Pipe Nipples and Pipe

Thick-Wall Iron and Steel Threaded Pipe Nipples and Pipe

Pair with medium-pressure fittings; also known as Schedule 80

Extreme-Pressure Iron and Steel Threaded Pipe Fittings

Extreme-Pressure Iron and Steel Threaded Pipe Fittings

Our strongest iron and steel threaded fittings withstand pressures up to 7,500 psi

Extra-Thick-Wall Iron and Steel Threaded Pipe Nipples and Pipe

Extra-Thick-Wall Iron and Steel Threaded Pipe Nipples and Pipe

Pair with high-pressure fittings; also known as Schedule 160

Standard-Wall Iron and Steel Threaded Pipe Nipples and Pipe with Sealant

Standard-Wall Iron and Steel Threaded Pipe Nipples and Pipe with Sealant

Threads have sealant applied for extra leak protection in low-pressure lines; known as Schedule 40

Ultra-Thick-Wall Iron and Steel Threaded Pipe Nipples and Pipe

Ultra-Thick-Wall Iron and Steel Threaded Pipe Nipples and Pipe

Our strongest threaded pipe for handling extreme pressures; also known as Schedule XXH

Standard-Wall Iron and Steel Threaded Pipe Nipples and Pipe Assortments

Standard-Wall Iron and Steel Threaded Pipe Nipples and Pipe Assortments

Keep various lengths of low-pressure pipe nipples and pipe on hand

High-Pressure Iron and Steel Threaded Pipe Fittings

High-Pressure Iron and Steel Threaded Pipe Fittings

Strong enough for pressures up to 6,000 psi

Quick-Tighten Standard-Wall Iron and Steel Threaded Pipe Nipples and Pipe

Quick-Tighten Standard-Wall Iron and Steel Threaded Pipe Nipples and Pipe

Tighten both ends at the same time by turning with a wrench; also known as Schedule 40

Galvanized Iron and Steel Threaded Pipe and Fittings

Standard-Wall Galvanized Iron and Steel Threaded Pipe Nipples and Pipe

Standard-Wall Galvanized Iron and Steel Threaded Pipe Nipples and Pipe

Pair with low-pressure fittings; also known as Schedule 40

Thick-Wall Galvanized Iron and Steel Threaded Pipe Nipples and Pipe

Thick-Wall Galvanized Iron and Steel Threaded Pipe Nipples and Pipe

Pair with medium-pressure fittings; also known as Schedule 80

Precision Extreme-Pressure Galvanized Iron and Steel Threaded Pipe Fittings

Precision Extreme-Pressure Galvanized Iron and Steel Threaded Pipe Fittings

The tightest tolerances of our iron and steel fittings; also known as instrumentation fittings

Standard-Wall Galvanized Iron and Steel Threaded Pipe Nipples and Pipe for Joining Dissimilar Metals

Standard-Wall Galvanized Iron and Steel Threaded Pipe Nipples and Pipe for Joining Dissimilar Metals

A plastic sleeve prevents corrosion when connecting different types of metal

Standard-Wall Galvanized Iron and Steel Threaded Pipe Nipples and Pipe with Sealant

Standard-Wall Galvanized Iron and Steel Threaded Pipe Nipples and Pipe with Sealant

Threads have sealant applied for extra leak protection in low-pressure lines

Extra-Thick-Wall Galvanized Iron and Steel Threaded Pipe Nipples and Pipe

Extra-Thick-Wall Galvanized Iron and Steel Threaded Pipe Nipples and Pipe

Pair with high-pressure fittings; also known as Schedule 160

Standard-Wall Galvanized Iron and Steel Threaded Pipe Nipples and Pipe Assortments

Standard-Wall Galvanized Iron and Steel Threaded Pipe Nipples and Pipe Assortments

Keep multiple lengths of low-pressure pipe nipples and pipe on hand; also known as Schedule 40

Iron and Steel Unthreaded Pipe and Fittings

Standard-Wall Iron and Steel Unthreaded Pipe Nipples and Pipe

Standard-Wall Iron and Steel Unthreaded Pipe Nipples and Pipe

Pair with low-pressure fittings; also known as Schedule 40

FM-Approved Standard-Wall Iron and Steel Grooved-End Pipe Nipples and Pipe

FM-Approved Standard-Wall Iron and Steel Grooved-End Pipe Nipples and Pipe

Clamp to fittings for quick access to fire water mains and sprinkler systems

High-Pressure Iron and Steel Socket-Connect Pipe Fittings

High-Pressure Iron and Steel Socket-Connect Pipe Fittings

Easier to weld than butt-weld fittings and withstand pressures up to 3,000 psi

Thick-Wall Iron and Steel Unthreaded Pipe Nipples and Pipe

Thick-Wall Iron and Steel Unthreaded Pipe Nipples and Pipe

Pair with high-pressure fittings; also known as Schedule 80

Ultra-Thick-Wall Iron and Steel Unthreaded Pipe Nipples and Pipe

Ultra-Thick-Wall Iron and Steel Unthreaded Pipe Nipples and Pipe

Our strongest unthreaded pipe for handling extreme pressures; also known as Schedule XXH

Low-Pressure Iron and Steel Press-Socket Pipe Fittings

Low-Pressure Iron and Steel Press-Socket Pipe Fittings

Crimp onto pipe for a leak-free connection that's faster than threading or welding

Other Products

Conduit Straights

Conduit Straights

Join conduit of different sizes and types, or attach conduit to a knockout in electrical boxes

Hose Fittings

Create threaded, barbed, quick-disconnect, and other types of connections between lengths of hose

Grease Fittings

Grease Fittings

Create an inlet on equipment and machinery for injecting lubricant; also known as Zerk fittings

Hose Coupling Size-Identification Kits

Hose Coupling Size-Identification Kits

Match your hose coupling to one of the plugs to determine its size without measuring

Grease Fitting Adapters

Grease Fitting Adapters

Mate grease fittings when the sizes and thread types don't match

Tube Straights

Join lengths of tube to send contents in one direction

Grease Gun Filler Nipples

Grease Gun Filler Nipples

Insert into filler pump dispensing tips to load lubricant from bulk pails into grease guns

Grease Gun Tip Adapters

Grease Gun Tip Adapters

Quickly switch between standard, button-head, and flush-style grease fittings

Grease Gun Filler Pump Dispensing Tips

Grease Gun Filler Pump Dispensing Tips

Switch out dispensing tips on grease gun filler pumps

Hose Kink Absorbers

Hose Kink Absorbers

Prevent hose from kinking to ensure maximum flow and extend hose life

Grease Gun Couplers

Grease Gun Couplers

Extend the dispensing tip on grease guns to lubricate angled and hard-to-reach areas

Grease Fitting Installation Tools

Grease Fitting Installation Tools

Tap to insert grease fittings in unthreaded holes

Grease Fitting Repair Tools

Grease Fitting Repair Tools

Remove and repair broken or clogged grease fittings and re-tap threaded holes

Grease Fitting Manifolds

Grease Fitting Manifolds

Lubricate multiple points with the same amount and type of grease using one grease fitting

Grease Fitting Junction Blocks

Grease Fitting Junction Blocks

Send different types and amounts of grease from multiple grease fittings to lubricate several points

Grease Fitting Cleaning Tools

Grease Fitting Cleaning Tools

Flush out old grease, dirt, and debris from clogged fittings

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