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Unions

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98 products

Aluminum Union for Air Pipe By Prevost Prevost

Prevost

Aluminum Union for Air Pipe by Prevost

Regular price
Sale price From $11.44 Regular price $12.30
Aluminum Socket Equal D20 for Compressed Air Piping by AIRnet

Airnet

Equal Union for Aluminum Compressed Air Piping by AIRnet

Regular price
Sale price From $21.84 Regular price $28.00
MAXLINE 90 DEGREE ELBOW Warthog Air Compressor Store

RapidAir

RapidAir MaxLine 90° Equal Union Elbow — Brass Tube Fitting

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Sale price From $15.00 Regular price $22.00
RapidAir MaxLine 2 inch equal union crimp-on compression fitting M8525

RapidAir

RapidAir MaxLine Union Fittings — Equal & Reducing Compression Unions, 1/2", 3/4" & 1"

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Sale price From $14.00 Regular price $21.00
Aluminum Union Adapter for Compressed Air Piping by AIRnet

Airnet

Aluminum Union Adapter NPT Female for Compressed Air Piping by AIRnet

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Sale price From $74.32 Regular price $95.28
Warthog Air Compressor Store

Prevost

Conex Reducing Union Joiner by Prevost

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Sale price From $1.34 Regular price $1.44
Midland Metal brass 37° JIC flare straight tube union

Midland Metal

Midland Metal Brass 37° JIC Flare Union — Straight Tube Union

Regular price
Sale price From $14.00 Regular price $21.00
Brass SAE 45° flare 90° union elbow, male flare on both ends

THB

THB Brass SAE 45° Flare Forged 90° Union Elbow — Male Flare × Male Flare

Regular price
Sale price From $3.00 Regular price $4.00
Midland forged brass SAE 45° flare equal cross fitting with four male flare ends

Midland Industries

Midland SAE 45° Flare Brass Cross — Four-Way Equal Union Fitting

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Sale price From $14.00 Regular price $21.00
Brass SAE 45 degree flare equal union tee, male flare, 3-way

Brass Fittings

Brass SAE 45° Flare Equal Union Tee — Male Flare, 3-Way Tube Connector

Regular price
Sale price From $9.00 Regular price $13.00
Brass SAE 45 degree flare reducing union, male flare by male flare, CA360 brass

Warthog

Brass SAE 45° Flare Reducing Union — Male Flare × Male Flare

Regular price
Sale price From $7.00 Regular price $11.00
Brass SAE 45° flare union fitting, male flare both ends, tube-to-tube connector

Brass Fittings

Brass SAE 45° Flare Union Fitting — Male Flare Tube Connector

Regular price
Sale price From $2.00 Regular price $4.00
Midland brass inverted flare union, female inverted flare both ends

Midland Industries

Midland Brass Inverted Flare Union — Female × Female Inverted Flare

Regular price
Sale price From $1.00 Regular price $2.00
Midland brass inverted flare equal union tee, female SAE

Midland Industries

Midland Brass Inverted Flare Equal Union Tee — Female SAE

Regular price
Sale price From $8.00 Regular price $12.00
Midland composite metric push-to-connect union wye (Y) fitting

Midland

Midland Composite Metric Push-to-Connect Union Y (Wye) — Equal Tube OD

Regular price
Sale price From $4.00 Regular price $6.00
Warthog composite metric push-to-connect equal tee union fitting

Warthog

Warthog Composite Metric Push-to-Connect Equal Tee Union — Push-In Air & Pneumatic Fitting

Regular price
Sale price From $4.00 Regular price $6.00
THB composite 90 degree push-to-connect union elbow air fitting, tube to tube

THB

THB Composite 90° Push-to-Connect Union Elbow — Tube × Tube Air Fitting

Regular price
Sale price From $3.00 Regular price $4.00
THB composite push-to-connect bulkhead union, tube to tube panel-mount air fitting

THB

THB Composite Push-to-Connect Bulkhead Union — Tube × Tube Air Fitting

Regular price
Sale price From $8.00 Regular price $12.00
Warthog composite push-to-connect Y union air fitting

Warthog

Warthog Composite Push-to-Connect Y Union Air Fitting — 150 PSI

Regular price
Sale price From $4.00 Regular price $6.00
THB composite push-to-connect union straight air fitting, tube to tube

THB

THB Composite Push-to-Connect Union — Tube × Tube Air Fitting

Regular price
Sale price From $3.00 Regular price $4.00
THB composite push-to-connect reducing union air fitting, tube to tube step-down

THB

THB Composite Push-to-Connect Reducing Union — Tube × Tube Air Fitting

Regular price
Sale price From $3.00 Regular price $5.00
Warthog brass push-to-connect Y union fitting

Warthog

Warthog Brass Push-to-Connect Y Union — Push-In Air & Pneumatic Fitting

Regular price
Sale price From $30.17 Regular price $45.25
Warthog brass push-to-connect equal cross union fitting, 4-way

Warthog

Warthog Brass Push-to-Connect Equal Cross Union (4-Way) — Push-In Air & Pneumatic Fitting

Regular price
Sale price From $36.00 Regular price $54.00
Warthog brass push-to-connect reducing union fitting 1/4 inch to 3/8 inch

Warthog

Warthog Brass Push-to-Connect Reducing Union — 1/4" x 3/8" Push-In Air & Pneumatic Fitting

Regular price
Sale price $11.00 Regular price $16.00
Warthog brass push-to-connect 90° union elbow fitting

Warthog

Warthog Brass Push-to-Connect 90° Union Elbow — Push-In Air & Pneumatic Fitting

Regular price
Sale price From $12.67 Regular price $19.00
Warthog brass push-to-connect union fitting

Warthog

Warthog Brass Push-to-Connect Union — Push-In Air & Pneumatic Fitting

Regular price
Sale price From $6.00 Regular price $10.00
Warthog brass push-to-connect equal tee union fitting

Warthog

Warthog Brass Push-to-Connect Equal Tee Union — Push-In Air & Pneumatic Fitting

Regular price
Sale price From $7.00 Regular price $11.00

Midland Metal

Midland Brass Captive Sleeve Compression Union Fitting

Regular price
Sale price From $4.00 Regular price $7.00
Brass compression equal tee tube-to-tube union fitting

Warthog Air Compressor Store

Brass Compression Equal Tee — Tube-to-Tube Union Fitting

Regular price
Sale price From $6.00 Regular price $9.00
Brass compression reducing union tube fitting

Midland Industries

Brass Compression Reducing Union — Tube OD Fitting

Regular price
Sale price From $6.00 Regular price $9.00
Brass 90 degree equal union compression elbow fitting

Air Compressor Store

Brass 90° Equal Union Elbow — Compression Tube Fitting

Regular price
Sale price From $7.00 Regular price $10.00
Brass compression equal union fitting — straight tube coupling with compression nuts on both ends

Air Compressor Store

Brass Compression Equal Union Fitting — Straight Tube Coupling

Regular price
Sale price From $3.00 Regular price $5.00

Air Pipe Unions

Unions join two sections of pipe while still allowing them to be taken apart later without cutting. That makes them a smart choice at points where you may need to service equipment, add a component, or reconfigure a run down the road, all while keeping the connection tight and leak-free.

These unions are part of our full range of air pipe and fittings, and they work hand in hand with our aluminum air pipe systems for flexible, serviceable layouts.