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

Image for Brass Tees

Brass Tees

Image for Brass Unions

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

Image for Brass Sleeves

Brass Sleeves

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Brass Inserts

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Brass Nuts

Image for Brass Swivel Fittings

Brass Swivel Fittings

Image for Brass Hose Fittings

Brass Hose Fittings

Image for Brass Barbed Fittings

Brass Barbed Fittings

Image for Brass Hose Barb Fittings

Brass Hose Barb Fittings

Image for Flare Fittings

Flare Fittings

Image for SAE 45 Deg Flare

SAE 45 Deg Flare

Image for Lead Free Brass Fittings

Lead Free Brass Fittings

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Brass Push-In Fittings

Image for Stainless Steel Hose Barbs

Stainless Steel Hose Barbs

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Midland Metal Mfg. 18080 3/8 X 5/16 REDUCING COMP UNION, Brass Fittings, Compression, Reducing Union | Blackhawk Supply

18080 | 3 / 8 X 5 / 16 REDUCING COMP UNION, Brass Fittings, Compression, Reducing Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18080

Midland Metal Mfg. 18077 1/4 X 3/16 REDUCING COMP UNION, Brass Fittings, Compression, Reducing Union | Blackhawk Supply

18077 | 1 / 4 X 3 / 16 REDUCING COMP UNION, Brass Fittings, Compression, Reducing Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18077

Midland Metal Mfg. 18078 5/16 X 1/4 REDUCING COMP UNION, Brass Fittings, Compression, Reducing Union | Blackhawk Supply

18078 | 5 / 16 X 1 / 4 REDUCING COMP UNION, Brass Fittings, Compression, Reducing Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18078

Midland Metal Mfg. 18076 1/4 X 1/8 REDUCING COMP UNION, Brass Fittings, Compression, Reducing Union | Blackhawk Supply

18076 | 1 / 4 X 1 / 8 REDUCING COMP UNION, Brass Fittings, Compression, Reducing Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18076

Midland Metal Mfg. 10108 3/8 MALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Flare Union | Blackhawk Supply

10108 | 3 / 8 MALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Flare Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 10108

Midland Metal Mfg. 12023 3/16 FEMALE INVERTED FLARE UNION, Brass Fittings, Brake Lines, Union Internal | Blackhawk Supply

12023 | 3 / 16 FEMALE INVERTED FLARE UNION, Brass Fittings, Brake Lines, Union Internal | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 12023

Midland Metal Mfg. 18067 7/16 COMPRESSION UNION, Brass Fittings, Compression, Union | Blackhawk Supply

18067 | 7 / 16 COMPRESSION UNION, Brass Fittings, Compression, Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18067

Midland Metal Mfg. 18064 1/4 COMPRESSION UNION, Brass Fittings, Compression, Union | Blackhawk Supply

18064 | 1 / 4 COMPRESSION UNION, Brass Fittings, Compression, Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18064

Midland Metal Mfg. 10105 3/16 MALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Flare Union | Blackhawk Supply

10105 | 3 / 16 MALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Flare Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 10105

Midland Metal Mfg. 18063 3/16 COMPRESSION UNION, Brass Fittings, Compression, Union | Blackhawk Supply

18063 | 3 / 16 COMPRESSION UNION, Brass Fittings, Compression, Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18063

Midland Metal Mfg. 10112 7/8 MALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Flare Union | Blackhawk Supply

10112 | 7 / 8 MALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Flare Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 10112

Midland Metal Mfg. 10111 3/4 MALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Flare Union | Blackhawk Supply

10111 | 3 / 4 MALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Flare Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 10111

Midland Metal Mfg. 10110 5/8 MALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Flare Union | Blackhawk Supply

10110 | 5 / 8 MALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Flare Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 10110

Midland Metal Mfg. 10109 1/2 MALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Flare Union | Blackhawk Supply

10109 | 1 / 2 MALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Flare Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 10109

Midland Metal Mfg. 10106L 1/4 LIGHT PTRN MALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Flare Union | Blackhawk Supply

10106L | 1 / 4 LIGHT PTRN MALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Flare Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 10106L

Midland Metal Mfg. 10135 1/4 FEMALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Union | Blackhawk Supply

10135 | 1 / 4 FEMALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 10135

Midland Metal Mfg. 10106 1/4 MALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Flare Union | Blackhawk Supply

10106 | 1 / 4 MALE FLARE UNION, Brass Fittings, SAE 45 Deg Flare, Flare Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 10106

Midland Metal Mfg. 28966 7/16-20 MALE JIC FLARE UNION, Brass Fittings, JIC 37 Deg Flare, Straight Tube Union | Blackhawk Supply

28966 | 7 / 16-20 MALE JIC FLARE UNION, Brass Fittings, JIC 37 Deg Flare, Straight Tube Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 28966

Midland Metal Mfg. 12024 1/4 FEMALE INVERTED FLARE UNION, Brass Fittings, Brake Lines, Union Internal | Blackhawk Supply

12024 | 1 / 4 FEMALE INVERTED FLARE UNION, Brass Fittings, Brake Lines, Union Internal | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 12024

Midland Metal Mfg. 620400 1/4 D.O.T. PUSH-IN UNION, Brass Fittings, D.O.T. Push In, Union | Blackhawk Supply

620400 | 1 / 4 D.O.T. PUSH-IN UNION, Brass Fittings, D.O.T. Push In, Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 620400

Midland Metal Mfg. 18088 1/4 BULKHEAD COMPRESSION UNION, Brass Fittings, Compression, Bulkhead Union | Blackhawk Supply

18088 | 1 / 4 BULKHEAD COMPRESSION UNION, Brass Fittings, Compression, Bulkhead Union | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18088

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. 12025 5/16 FEMALE INVERTED FLARE UNION, Brass Fittings, Brake Lines, Union Internal | Blackhawk Supply

12025 | 5 / 16 FEMALE INVERTED FLARE UNION, Brass Fittings, Brake Lines, Union Internal | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 12025

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