Brass fittings Union Shape

At Blackhawk Supply, we've curated an unmatched collection of over 520 precision-engineered brass fittings from industry titans Midland Metal Mfg. and Anderson Metals. Browse our numerous brass fitting options below!

All Types

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Brass Bushings

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Brass Nipples

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Brass Couplings

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Brass Elbows

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Brass Connectors

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Brass Tees

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Brass Unions

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Brass Adapters

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Brass Compression Fittings

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Compression Fittings

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Brass Valves

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Brass Flare Fittings

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Brass Plugs

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Brass Caps

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Brass Union

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Brass Sleeves

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Brass Inserts

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Brass Nuts

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Brass Swivel Fittings

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Brass Hose Fittings

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Brass Barbed Fittings

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Brass Hose Barb Fittings

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Flare Fittings

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SAE 45 Deg Flare

Image for Lead Free Brass Fittings

Lead Free Brass Fittings

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Brass Push-In Fittings

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Stainless Steel Hose Barbs

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Midland Metal Mfg. 10136 3/8 FEMALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Union | Blackhawk Supply

10136 | 3 / 8 FEMALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 10136

Midland Metal Mfg. 18066 3/8 COMPRESSION UNION, Brass Fittings, Compression, Union | Blackhawk Supply

18066 | 3 / 8 COMPRESSION UNION, Brass Fittings, Compression, Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18066

Midland Metal Mfg. 18077LF 1/4 X 3/16 REDUCING UNION-AB1953, Lead Free, Lead Free Compression, LF Comp Red Union | Blackhawk Supply

18077LF | 1 / 4 X 3 / 16 REDUCING UNION-AB1953, Lead Free, Lead Free Compression, LF Comp Red Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18077LF

Midland Metal Mfg. 18065 5/16 COMPRESSION UNION, Brass Fittings, Compression, Union | Blackhawk Supply

18065 | 5 / 16 COMPRESSION UNION, Brass Fittings, Compression, Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18065

Midland Metal Mfg. 18069 5/8 COMPRESSION UNION, Brass Fittings, Compression, Union | Blackhawk Supply

18069 | 5 / 8 COMPRESSION UNION, Brass Fittings, Compression, Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18069

Midland Metal Mfg. 12026 3/8 FEMALE INVERTED FLARE UNION, Brass Fittings, Brake Lines, Union Internal | Blackhawk Supply

12026 | 3 / 8 FEMALE INVERTED FLARE UNION, Brass Fittings, Brake Lines, Union Internal | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 12026

Midland Metal Mfg. 38318 3/8 AIR BRAKE UNION, Brass Fittings, D.O.T. Air Brake Hoses/Ends, Union | Blackhawk Supply

38318 | 3 / 8 AIR BRAKE UNION, Brass Fittings, D.O.T. Air Brake Hoses / Ends, Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 38318

Midland Metal Mfg. 12205 M10X1.0 MALE X 3/8-24 FEMALE ADPTR, Brass Fittings, Brake Lines, Metric Union | Blackhawk Supply

12205 | M10X1.0 MALE X 3 / 8-24 FEMALE ADPTR, Brass Fittings, Brake Lines, Metric Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 12205

Midland Metal Mfg. 10137 1/2 FEMALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Union | Blackhawk Supply

10137 | 1 / 2 FEMALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 10137

Midland Metal Mfg. 20021 1/2 PUSH-IN UNION CONNECTOR, Brass Fittings, Brass Push In Fittings, Union Connector | Blackhawk Supply

20021 | 1 / 2 PUSH-IN UNION CONNECTOR, Brass Fittings, Brass Push In Fittings, Union Connector | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 20021

Midland Metal Mfg. 620800 1/2 D.O.T. PUSH-IN UNION, Brass Fittings, D.O.T. Push In, Union | Blackhawk Supply

620800 | 1 / 2 D.O.T. PUSH-IN UNION, Brass Fittings, D.O.T. Push In, Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 620800

Midland Metal Mfg. 621000 5/8 D.O.T. PUSH-IN UNION, Brass Fittings, D.O.T. Push In, Union | Blackhawk Supply

621000 | 5 / 8 D.O.T. PUSH-IN UNION, Brass Fittings, D.O.T. Push In, Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 621000

Midland Metal Mfg. 18083 5/8 X 1/2 REDUCING COMP UNION, Brass Fittings, Compression, Reducing Union | Blackhawk Supply

18083 | 5 / 8 X 1 / 2 REDUCING COMP UNION, Brass Fittings, Compression, Reducing Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18083

Midland Metal Mfg. 12027 1/2 FEMALE INVERTED FLARE UNION, Brass Fittings, Brake Lines, Union Internal | Blackhawk Supply

12027 | 1 / 2 FEMALE INVERTED FLARE UNION, Brass Fittings, Brake Lines, Union Internal | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 12027

Midland Metal Mfg. 821000 5/8 D.O.T. P-IN BULKHEAD UNION, Brass Fittings, D.O.T. Push In, Bulkhead Union | Blackhawk Supply

821000 | 5 / 8 D.O.T. P-IN BULKHEAD UNION, Brass Fittings, D.O.T. Push In, Bulkhead Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 821000

Midland Metal Mfg. 621200 3/4 D.O.T. PUSH-IN UNION, Brass Fittings, D.O.T. Push In, Union | Blackhawk Supply

621200 | 3 / 4 D.O.T. PUSH-IN UNION, Brass Fittings, D.O.T. Push In, Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 621200

Midland Metal Mfg. 20017 1/8 PUSH-IN UNION CONNECTOR, Brass Fittings, Brass Push In Fittings, Union Connector | Blackhawk Supply

20017 | 1 / 8 PUSH-IN UNION CONNECTOR, Brass Fittings, Brass Push In Fittings, Union Connector | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 20017

Midland Metal Mfg. 18071 7/8 COMPRESSION UNION, Brass Fittings, Compression, Union | Blackhawk Supply

18071 | 7 / 8 COMPRESSION UNION, Brass Fittings, Compression, Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18071

Midland Metal Mfg. 18062 1/8 COMPRESSION UNION, Brass Fittings, Compression, Union | Blackhawk Supply

18062 | 1 / 8 COMPRESSION UNION, Brass Fittings, Compression, Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18062

Midland Metal Mfg. 18079 3/8 X 1/4 REDUCING COMP UNION, Brass Fittings, Compression, Reducing Union | Blackhawk Supply

18079 | 3 / 8 X 1 / 4 REDUCING COMP UNION, Brass Fittings, Compression, Reducing Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18079

Midland Metal Mfg. 18081 1/2 X 3/8 REDUCING COMP UNION, Brass Fittings, Compression, Reducing Union | Blackhawk Supply

18081 | 1 / 2 X 3 / 8 REDUCING COMP UNION, Brass Fittings, Compression, Reducing Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18081

Midland Metal Mfg. 18070 3/4 COMPRESSION UNION, Brass Fittings, Compression, Union | Blackhawk Supply

18070 | 3 / 4 COMPRESSION UNION, Brass Fittings, Compression, Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18070

Midland Metal Mfg. 12022 1/8 FEMALE INVERTED FLARE UNION, Brass Fittings, Brake Lines, Union Internal | Blackhawk Supply

12022 | 1 / 8 FEMALE INVERTED FLARE UNION, Brass Fittings, Brake Lines, Union Internal | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 12022

Midland Metal Mfg. 10104 1/8 MALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Flare Union | Blackhawk Supply

10104 | 1 / 8 MALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Flare Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 10104

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