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Breco 4 Series Couplers

The Breco 4 Series is the 3/8" body industrial interchange, a common air coupler size for shop and industrial systems. This collection includes Breco 4 Series couplers and plugs in brass, steel, and brass with steel sleeve, with NPT, hose barb, and push-on terminations. Filter by thread, material, and coupler or plug to find your part.

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Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€14,95 - €14,95
€14,95
€14,95 - €14,95
€14,95

Breco B-3CM3-S, 3/8" Industrial Coupler x 3/8" Male NPT, 4 Series, Sleeve Guard, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco B-3CM3-S is a Steel 3/8" industrial coupler from the Breco 4 Series — a hig...

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€14,95 - €14,95
€14,95
€14,95 - €14,95
€14,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€21,95 - €21,95
€21,95
€21,95 - €21,95
€21,95

Breco B-3CM4-S, 3/8" Industrial Coupler x 1/2" Male NPT, 4 Series, Sleeve Guard, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco B-3CM4-S is a Steel 3/8" industrial coupler from the Breco 4 Series — a hig...

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€21,95 - €21,95
€21,95
€21,95 - €21,95
€21,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€25,95 - €25,95
€25,95
€25,95 - €25,95
€25,95

Breco B-3CPS3-S, 3/8" Industrial Coupler x 3/8" Push-On Hose Stem, 4 Series, Sleeve Guard, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco B-3CPS3-S is a Steel 3/8" industrial coupler from the Breco 4 Series — a hi...

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€25,95 - €25,95
€25,95
€25,95 - €25,95
€25,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€16,95 - €16,95
€16,95
€16,95 - €16,95
€16,95

Breco B-3CS3-S, 3/8" Industrial Coupler x 3/8" Hose ID, 4 Series, Sleeve Guard, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco B-3CS3-S is a Steel 3/8" industrial coupler from the Breco 4 Series — a hig...

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€16,95 - €16,95
€16,95
€16,95 - €16,95
€16,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€3,95 - €3,95
€3,95
€3,95 - €3,95
€3,95

Breco B-B3F2-S, 3/8" Industrial Plug x 1/4" Female NPT, 4 Series, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3F2-S is a Steel 3/8" industrial plug from the Breco 4 Series — a high-f...

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€3,95 - €3,95
€3,95
€3,95 - €3,95
€3,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€14,95 - €14,95
€14,95
€14,95 - €14,95
€14,95

Breco B-B3F3-B, 3/8" Industrial Plug x 3/8" Female NPT, 4 Series, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3F3-B is a Brass 3/8" industrial plug from the Breco 4 Series — a high-f...

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€14,95 - €14,95
€14,95
€14,95 - €14,95
€14,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€4,95 - €4,95
€4,95
€4,95 - €4,95
€4,95

Breco B-B3F3-S, 3/8" Industrial Plug x 3/8" Female NPT, 4 Series, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3F3-S is a Steel 3/8" industrial plug from the Breco 4 Series — a high-f...

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€4,95 - €4,95
€4,95
€4,95 - €4,95
€4,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€27,95 - €27,95
€27,95
€27,95 - €27,95
€27,95

Breco B-B3F4-S, 3/8" Industrial Plug x 1/2" Female NPT, 4 Series, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3F4-S is a Steel 3/8" industrial plug from the Breco 4 Series — a high-f...

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€27,95 - €27,95
€27,95
€27,95 - €27,95
€27,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95

Breco B-B3M2-S, 3/8" Industrial Plug x 1/4" Male NPT, 4 Series, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3M2-S is a Steel 3/8" industrial plug from the Breco 4 Series — a high-f...

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€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95

Breco B-B3M3-B, 3/8" Industrial Plug x 3/8" Male NPT, 4 Series, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3M3-B is a Brass 3/8" industrial plug from the Breco 4 Series — a high-f...

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€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95

Breco B-B3M3-S, 3/8" Industrial Plug x 3/8" Male NPT, 4 Series, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3M3-S is a Steel 3/8" industrial plug from the Breco 4 Series — a high-f...

View full details
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95

Breco B-B3M4-S, 3/8" Industrial Plug x 1/2" Male NPT, 4 Series, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3M4-S is a Steel 3/8" industrial plug from the Breco 4 Series — a high-f...

View full details
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€4,95 - €4,95
€4,95
€4,95 - €4,95
€4,95

Breco B-B3PS3-S, 3/8" Industrial Plug x 3/8" Push-On Hose Stem, 4 Series, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3PS3-S is a Steel 3/8" industrial plug from the Breco 4 Series — a high-...

View full details
€4,95 - €4,95
€4,95
€4,95 - €4,95
€4,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€6,95 - €6,95
€6,95
€6,95 - €6,95
€6,95

Breco B-B3S2-S, 3/8" Industrial Plug x 1/4" Hose ID, 4 Series, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3S2-S is a Steel 3/8" industrial plug from the Breco 4 Series — a high-f...

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€6,95 - €6,95
€6,95
€6,95 - €6,95
€6,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€4,95 - €4,95
€4,95
€4,95 - €4,95
€4,95

Breco B-B3S3-S, 3/8" Industrial Plug x 3/8" Hose ID, 4 Series, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3S3-S is a Steel 3/8" industrial plug from the Breco 4 Series — a high-f...

View full details
€4,95 - €4,95
€4,95
€4,95 - €4,95
€4,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95

Breco B-B3S4-S, 3/8" Industrial Plug x 1/2" Hose ID, 4 Series, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3S4-S is a Steel 3/8" industrial plug from the Breco 4 Series — a high-f...

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€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€15,95 - €15,95
€15,95
€15,95 - €15,95
€15,95

Breco D440, 3/8" Industrial Coupler x 1/4" Female NPT, 4 Series, Brass/Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco D440 is a Brass/Steel 3/8" industrial coupler from the Breco 4 Series — a h...

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€15,95 - €15,95
€15,95
€15,95 - €15,95
€15,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€18,95 - €18,95
€18,95
€18,95 - €18,95
€18,95

Breco D440BL, 3/8" Industrial Coupler x 1/4" Female NPT, 4 Series, Ball Lock, Brass/Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco D440BL is a Brass/Steel 3/8" industrial coupler from the Breco 4 Series — a...

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€18,95 - €18,95
€18,95
€18,95 - €18,95
€18,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€17,95 - €17,95
€17,95
€17,95 - €17,95
€17,95

Breco D442, 3/8" Industrial Coupler x 1/4" Hose ID, 4 Series, Brass/Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco D442 is a Brass/Steel 3/8" industrial coupler from the Breco 4 Series — a h...

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€17,95 - €17,95
€17,95
€17,95 - €17,95
€17,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€21,95 - €21,95
€21,95
€21,95 - €21,95
€21,95

Breco D442BL, 3/8" Industrial Coupler x 1/4" Hose ID, 4 Series, Ball Lock, Brass/Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco D442BL is a Brass/Steel 3/8" industrial coupler from the Breco 4 Series — a...

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€21,95 - €21,95
€21,95
€21,95 - €21,95
€21,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€18,95 - €18,95
€18,95
€18,95 - €18,95
€18,95

Breco D452, 3/8" Industrial Coupler x 5/16" Hose ID, 4 Series, Brass/Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco D452 is a Brass/Steel 3/8" industrial coupler from the Breco 4 Series — a h...

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€18,95 - €18,95
€18,95
€18,95 - €18,95
€18,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€21,95 - €21,95
€21,95
€21,95 - €21,95
€21,95

Breco D452BL, 3/8" Industrial Coupler x 5/16" Hose ID, 4 Series, Ball Lock, Brass/Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco D452BL is a Brass/Steel 3/8" industrial coupler from the Breco 4 Series — a...

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€21,95 - €21,95
€21,95
€21,95 - €21,95
€21,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€16,95 - €16,95
€16,95
€16,95 - €16,95
€16,95

Breco D460, 3/8" Industrial Coupler x 3/8" Female NPT, 4 Series, Brass/Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco D460 is a Brass/Steel 3/8" industrial coupler from the Breco 4 Series — a h...

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€16,95 - €16,95
€16,95
€16,95 - €16,95
€16,95
Breco 2DSF2-B, 1/4" ISO-B Hydraulic Coupler x 1/4" Female NPT, ISO-B Series, Brass
€19,95 - €19,95
€19,95
€19,95 - €19,95
€19,95

Breco D460BL, 3/8" Industrial Coupler x 3/8" Female NPT, 4 Series, Ball Lock, Brass/Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Breco D460BL is a Brass/Steel 3/8" industrial coupler from the Breco 4 Series — a...

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€19,95 - €19,95
€19,95
€19,95 - €19,95
€19,95

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