Brass fittings 3/8 in Connection size 3

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

Image for Brass Bushings

Brass Bushings

Image for Brass Nipples

Brass Nipples

Image for Brass Couplings

Brass Couplings

Image for Brass Elbows

Brass Elbows

Image for Brass Connectors

Brass Connectors

Image for Brass Tees

Brass Tees

Image for Brass Unions

Brass Unions

Image for Brass Adapters

Brass Adapters

Image for Brass Compression Fittings

Brass Compression Fittings

Image for Compression Fittings

Compression Fittings

Image for Brass Valves

Brass Valves

Image for Brass Flare Fittings

Brass Flare Fittings

Image for Brass Plugs

Brass Plugs

Image for Brass Caps

Brass Caps

Image for Brass Union

Brass Union

Image for Brass Sleeves

Brass Sleeves

Image for Brass Inserts

Brass Inserts

Image for Brass Nuts

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

Image for Brass Push-In Fittings

Brass Push-In Fittings

Image for Stainless Steel Hose Barbs

Stainless Steel Hose Barbs

Sort by

Midland Metal Mfg. 18280 3/8 X 3/8 (COMP X MIP RUN TEE), Brass Fittings, Compression, Forged Male Run Tee | Blackhawk Supply

18280 | 3 / 8 X 3 / 8 (COMP X MIP RUN TEE), Brass Fittings, Compression, Forged Male Run Tee | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18280

Midland Metal Mfg. 18323 3/8 X 3/8 (COMP X FIP BRANCH TEE), Brass Fittings, Compression, Forged Tee | Blackhawk Supply

18323 | 3 / 8 X 3 / 8 (COMP X FIP BRANCH TEE), Brass Fittings, Compression, Forged Tee | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18323

Midland Metal Mfg. 10352 3/8 X 1/2 (M FLARE X M RUN TEE), Brass Fittings, SAE 45 Deg Flare, Forged Male Run Tee | Blackhawk Supply

10352 | 3 / 8 X 1 / 2 (M FLARE X M RUN TEE), Brass Fittings, SAE 45 Deg Flare, Forged Male Run Tee | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 10352

Midland Metal Mfg. 18278 3/8 X 1/8 (COMP X MIP RUN TEE), Brass Fittings, Compression, Forged Male Run Tee | Blackhawk Supply

18278 | 3 / 8 X 1 / 8 (COMP X MIP RUN TEE), Brass Fittings, Compression, Forged Male Run Tee | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18278

Anderson Metals 700664-06 LF 764CP 3/8 CP TEE | Blackhawk Supply

700664-06 | LF 764CP 3 / 8 CP TEE | Anderson Metals

Brand: Anderson Metals

SKU: 700664-06

Midland Metal Mfg. 710606 3/8 X 3/8 (P-IN X MIP DOT RUN TEE), Brass Fittings, D.O.T. Push In, Male Run Tee | Blackhawk Supply

710606 | 3 / 8 X 3 / 8 (P-IN X MIP DOT RUN TEE), Brass Fittings, D.O.T. Push In, Male Run Tee | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 710606

Midland Metal Mfg. 710604 3/8 X 1/4 (P-IN X MIP DOT RUN TEE), Brass Fittings, D.O.T. Push In, Male Run Tee | Blackhawk Supply

710604 | 3 / 8 X 1 / 4 (P-IN X MIP DOT RUN TEE), Brass Fittings, D.O.T. Push In, Male Run Tee | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 710604

Midland Metal Mfg. 720606 3/8 X 3/8 (PI X MIP DOT BRNCH TEE), Brass Fittings, D.O.T. Push In, Male Branch Tee | Blackhawk Supply

720606 | 3 / 8 X 3 / 8 (PI X MIP DOT BRNCH TEE), Brass Fittings, D.O.T. Push In, Male Branch Tee | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 720606

Midland Metal Mfg. 620604C 3/8 X 1/4 MALE BRANCH Y COMPOSITE, Brass Fittings, DOT Composite Body Push-In, DOT Composite Body Push-In Male Branch Y | Blackhawk Supply

620604C | 3 / 8 X 1 / 4 MALE BRANCH Y COMPOSITE, Brass Fittings, DOT Composite Body Push-In, DOT Composite Body Push-In Male Branch Y | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 620604C

Midland Metal Mfg. 620606C 3/8 X 3/8 MALE BRANCH Y COMPOSITE, Brass Fittings, DOT Composite Body Push-In, DOT Composite Body Push-In Male Branch Y | Blackhawk Supply

620606C | 3 / 8 X 3 / 8 MALE BRANCH Y COMPOSITE, Brass Fittings, DOT Composite Body Push-In, DOT Composite Body Push-In Male Branch Y | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 620606C

Midland Metal Mfg. 34563 3/8 SS BARB TEE, Brass Fittings, BEVERAGE FITTINGS, BARB HOSE TEES | Blackhawk Supply

34563 | 3 / 8 SS BARB TEE, Brass Fittings, BEVERAGE FITTINGS, BARB HOSE TEES | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 34563

Midland Metal Mfg. 28051 3/8 FIP FG CROSS, Brass Fittings, Pipe, Forged Cross | Blackhawk Supply

28051 | 3 / 8 FIP FG CROSS, Brass Fittings, Pipe, Forged Cross | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 28051

Midland Metal Mfg. 28034 3/8 FIP FG TEE, Brass Fittings, Pipe, Union Forged Tee | Blackhawk Supply

28034 | 3 / 8 FIP FG TEE, Brass Fittings, Pipe, Union Forged Tee | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 28034

Midland Metal Mfg. 20252 3/8 POLY-FLO UNION TEE, Brass Fittings, Flareless, Union Tee | Blackhawk Supply

20252 | 3 / 8 POLY-FLO UNION TEE, Brass Fittings, Flareless, Union Tee | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 20252

Midland Metal Mfg. 20324 1/2 X 3/8 (POLYFLO X MIP BRANCH T), Brass Fittings, Flareless, Male Branch Tee | Blackhawk Supply

20324 | 1 / 2 X 3 / 8 (POLYFLO X MIP BRANCH T), Brass Fittings, Flareless, Male Branch Tee | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 20324

Midland Metal Mfg. 20107 3/8 X 1/4 (PI X MIP SWVL BRNCH T), Brass Fittings, Brass Push In Fittings, Swivel Male Branch Tee | Blackhawk Supply

20107 | 3 / 8 X 1 / 4 (PI X MIP SWVL BRNCH T), Brass Fittings, Brass Push In Fittings, Swivel Male Branch Tee | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 20107

Midland Metal Mfg. 20029C 3/8 PUSH-IN UNION TEE, Brass Fittings, Composite Body Push In Fittings, Union Tee | Blackhawk Supply

20029C | 3 / 8 PUSH-IN UNION TEE, Brass Fittings, Composite Body Push In Fittings, Union Tee | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 20029C

Midland Metal Mfg. 18316 1/4 M X 1/4 F X 3/8 COMP | Blackhawk Supply

18316 | 1 / 4 M X 1 / 4 F X 3 / 8 COMP | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18316

Midland Metal Mfg. 18110 1/4 X 1/4 X 3/8 REDUCNG COMP TEE, Brass Fittings, Compression, Forged Reducing Tee | Blackhawk Supply

18110 | 1 / 4 X 1 / 4 X 3 / 8 REDUCNG COMP TEE, Brass Fittings, Compression, Forged Reducing Tee | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 18110

Midland Metal Mfg. 12121 3/8IF X 1/4MIP X 3/8IF RUN TEE, Brass Fittings, Inverted Flare, Male Run Tee | Blackhawk Supply

12121 | 3 / 8IF X 1 / 4MIP X 3 / 8IF RUN TEE, Brass Fittings, Inverted Flare, Male Run Tee | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 12121

Midland Metal Mfg. 10340 3/8FL X 1/2MIP X 3/8FL RUN TEE, Brass Fittings, SAE 45 Deg Flare, Forged Male Run Tee | Blackhawk Supply

10340 | 3 / 8FL X 1 / 2MIP X 3 / 8FL RUN TEE, Brass Fittings, SAE 45 Deg Flare, Forged Male Run Tee | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 10340

Midland Metal Mfg. 10173 3/8 X 1/4 X 3/8 M RED FLARE TEE, Brass Fittings, SAE 45 Deg Flare, Reducing Tee 1 x 2 x 3 | Blackhawk Supply

10173 | 3 / 8 X 1 / 4 X 3 / 8 M RED FLARE TEE, Brass Fittings, SAE 45 Deg Flare, Reducing Tee 1 x 2 x 3 | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 10173

Midland Metal Mfg. 10181 1/2 X 1/2 X 3/8 M RED FLARE TEE, Brass Fittings, SAE 45 Deg Flare, Reducing Tee 1 x 2 x 3 | Blackhawk Supply

10181 | 1 / 2 X 1 / 2 X 3 / 8 M RED FLARE TEE, Brass Fittings, SAE 45 Deg Flare, Reducing Tee 1 x 2 x 3 | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 10181

Midland Metal Mfg. 28031 1/4 X 1/4 X 3/8 FIP FG TEE, Brass Fittings, Pipe, Reducing Forged Tee | Blackhawk Supply

28031 | 1 / 4 X 1 / 4 X 3 / 8 FIP FG TEE, Brass Fittings, Pipe, Reducing Forged Tee | Midland Metal Mfg.

Brand: Midland Metal Mfg.

SKU: 28031

1234

Committed to customer satisfaction

as experts in Brass Fittings

Recently Viewed

Popular Products

View all →

Contemporary Controls EISK8-GT Gig Switch. 8-port 10BASE-T/100BASE-TX/1000BASE-T Skorpion switch, DIN-rail mount | Blackhawk Supply

EISK8-GT | Gig Switch. 8-port 10BASE-T/100BASE-TX/1000BASE-T Skorpion switch, DIN-rail mount | Contemporary Controls

Brand: Contemporary Controls

SKU: EISK8-GT

Contemporary Controls EIBA5-100T/R 5-Port 10/100Mbps DIN-rail Mount BAS Switch | Blackhawk Supply

EIBA5-100T/R | 5-Port 10/100Mbps DIN-rail Mount BAS Switch | Contemporary Controls

Brand: Contemporary Controls

SKU: EIBA5-100T/R

Belimo S2A Auxiliary switch | 2x SPDT | 3A (0.5A inductive) @ 250 VAC max. | Blackhawk Supply

S2A | Auxiliary switch | 2x SPDT | 3A (0.5A inductive) @ 250 VAC max. | Belimo

Brand: Belimo

SKU: S2A

Siemens GCA161.1U Damper Actuator | Spring Return | 24 VAC/DC | 0-10 Vdc | 160 lb-in | Blackhawk Supply

GCA161.1U | Damper Actuator | Spring Return | 24 VAC/DC | 0-10 Vdc | 160 lb-in | Siemens

Brand: Siemens

SKU: GCA161.1U

Belimo B225+LF120 US CCV | 1" | 2 Way | 30 Cv | w/ Spg Rtn | 120V | On/Off | Blackhawk Supply

B225+LF120 US | CCV | 1" | 2 Way | 30 Cv | w/ Spg Rtn | 120V | On/Off | Belimo

Brand: Belimo

SKU: B225+LF120 US

Veris PW2LX04S Pressure | Wet | 2 | Nema 4 | LCD | 0-100PSID | Blackhawk Supply

PW2LX04S | Pressure | Wet | 2 | Nema 4 | LCD | 0-100PSID | Veris

Brand: Veris

SKU: PW2LX04S

Square D SDSA2040 SPD T1 SDSA 40KA 120/208V 3P4W | Blackhawk Supply

SDSA2040 | SPD T1 SDSA 40KA 120/208V 3P4W | Square D

Brand: Square D

SKU: SDSA2040

KMC STE-8001W80 Digital Sensor: SimplyVAV, Temperature, White, | Blackhawk Supply

STE-8001W80 | Digital Sensor: SimplyVAV, Temperature, White, | KMC

Brand: KMC

SKU: STE-8001W80

The product has been added to cart.