5/8"-18 Couplings | McMaster-Carr

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Thread Size

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Material

Stainless Steel

Fitting Type

Thread Type

UN/UNF (SAE 45°)

UN/UNF (SAE Straight)

Shape

Length

Fitting Connection

Push to Connect

For Use With

Hydraulic Fluid

Tube OD

Pipe Size

Nut Type

Connects To

System of Measurement

Thread Direction

Right Hand and Left Hand

Flare Style

Internal Flared

Threading

Partially Threaded

Threaded on Both Ends

Tube Material

Polyurethane Rubber

Export Control Classification Number (ECCN)

Hose ID

Hex Length

Fastener Strength Grade/Class

CGA Number

REACH

RoHS

Compliant with Exemptions

DFARS Specialty Metals

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171 Products

Fluid Handling

Hose Fittings

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

Hose Fitting Nuts

Hose Fitting Nuts

Connect fittings and compressed-gas nipples to pressure regulators and torches

Tube Fittings

Make threaded, push to connect, barbed, and other types of connections between lengths of tube

Tube Fitting Nuts

Tube Fitting Nuts

Tighten to create a strong seal between tube and tube fittings

Pipe and Pipe Fittings

Pipe and Pipe Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

Fastening and Joining

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Coupling Nuts

Connect and extend threaded rods

Power Transmission

Rod Alignment Couplers

Rod Alignment Couplers

Reduce wear on bearings and seals by flexing when the cylinder and load aren't precisely even

Connecting Rods

Connecting Rods

Use with rod ends and swivel joints to link components in push/pull assemblies

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