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Foster

Foster quick couplers set the standard in pneumatic and hydraulic connections. Part of the ZSI-Foster line, Foster couplers and plugs cover the full range of industrial interchanges and body sizes in steel, brass, and stainless construction. Built for reliable, repeatable connections in air and fluid systems. Shop the full Foster range below.

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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 37.39
$ 37.39 - $ 37.39
$ 37.39
$ 29.89
$ 29.89 - $ 29.89
$ 29.89

Foster BLFS504, 1/2" Jiffy-Tite Mold Coolant Coupler x 1/4" Hose Barb, FJT Series, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS504 is a brass 1/2" coupler from the FJT Series — the Jiffy-Tite mold...

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$ 37.39
$ 37.39 - $ 37.39
$ 37.39
$ 29.89
$ 29.89 - $ 29.89
$ 29.89
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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 37.59
$ 37.59 - $ 37.59
$ 37.59
$ 30.09
$ 30.09 - $ 30.09
$ 30.09

Foster BLFS506, 1/2" Jiffy-Tite Mold Coolant Coupler x 3/8" Hose Barb, FJT Series, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS506 is a brass 1/2" coupler from the FJT Series — the Jiffy-Tite mold...

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$ 37.59
$ 37.59 - $ 37.59
$ 37.59
$ 30.09
$ 30.09 - $ 30.09
$ 30.09
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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 39.09
$ 39.09 - $ 39.09
$ 39.09
$ 31.29
$ 31.29 - $ 31.29
$ 31.29

Foster BLFS504P, 1/2" Jiffy-Tite Mold Coolant Coupler x 1/4" Hose Barb, FJT Series, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS504P is a brass 1/2" coupler from the FJT Series — the Jiffy-Tite mol...

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$ 39.09
$ 39.09 - $ 39.09
$ 39.09
$ 31.29
$ 31.29 - $ 31.29
$ 31.29
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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 31.99
$ 31.99 - $ 31.99
$ 31.99
$ 25.59
$ 25.59 - $ 25.59
$ 25.59

Foster BLFS500, 1/2" Jiffy-Tite Mold Coolant Coupler x 1/2" Hose Barb, FJT Series, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS500 is a brass 1/2" coupler from the FJT Series — the Jiffy-Tite mold...

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$ 31.99
$ 31.99 - $ 31.99
$ 31.99
$ 25.59
$ 25.59 - $ 25.59
$ 25.59
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
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$ 31.69
$ 31.69 - $ 31.69
$ 31.69
$ 25.39
$ 25.39 - $ 25.39
$ 25.39

Foster BLFS328VP, 3/8" Jiffy-Tite Mold Coolant Coupler x 45° 1/2" Hose Barb, FJT Series, One-Way Valved, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS328VP is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mo...

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$ 31.69
$ 31.69 - $ 31.69
$ 31.69
$ 25.39
$ 25.39 - $ 25.39
$ 25.39
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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
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$ 31.79
$ 31.79 - $ 31.79
$ 31.79
$ 25.49
$ 25.49 - $ 25.49
$ 25.49

Foster BLFS326VP, 3/8" Jiffy-Tite Mold Coolant Coupler x 45° 3/8" Hose Barb, FJT Series, One-Way Valved, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS326VP is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mo...

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$ 31.79
$ 31.79 - $ 31.79
$ 31.79
$ 25.49
$ 25.49 - $ 25.49
$ 25.49
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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
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$ 31.19
$ 31.19 - $ 31.19
$ 31.19
$ 24.99
$ 24.99 - $ 24.99
$ 24.99

Foster BLFS328V, 3/8" Jiffy-Tite Mold Coolant Coupler x 45° 1/2" Hose Barb, FJT Series, One-Way Valved, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS328V is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mol...

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$ 31.19
$ 31.19 - $ 31.19
$ 31.19
$ 24.99
$ 24.99 - $ 24.99
$ 24.99
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 27.89
$ 27.89 - $ 27.89
$ 27.89
$ 22.29
$ 22.29 - $ 22.29
$ 22.29

Foster BLFS328P, 3/8" Jiffy-Tite Mold Coolant Coupler x 45° 1/2" Hose Barb, FJT Series, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS328P is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mol...

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$ 27.89
$ 27.89 - $ 27.89
$ 27.89
$ 22.29
$ 22.29 - $ 22.29
$ 22.29
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 25.99
$ 25.99 - $ 25.99
$ 25.99
$ 20.79
$ 20.79 - $ 20.79
$ 20.79

Foster BLFS326, 3/8" Jiffy-Tite Mold Coolant Coupler x 45° 3/8" Hose Barb, FJT Series, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS326 is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mold...

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$ 25.99
$ 25.99 - $ 25.99
$ 25.99
$ 20.79
$ 20.79 - $ 20.79
$ 20.79
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 26.69
$ 26.69 - $ 26.69
$ 26.69
$ 21.39
$ 21.39 - $ 21.39
$ 21.39

Foster BLFS328, 3/8" Jiffy-Tite Mold Coolant Coupler x 45° 1/2" Hose Barb, FJT Series, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS328 is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mold...

View full details
$ 26.69
$ 26.69 - $ 26.69
$ 26.69
$ 21.39
$ 21.39 - $ 21.39
$ 21.39
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 27.09
$ 27.09 - $ 27.09
$ 27.09
$ 21.69
$ 21.69 - $ 21.69
$ 21.69

Foster BLFS326P, 3/8" Jiffy-Tite Mold Coolant Coupler x 45° 3/8" Hose Barb, FJT Series, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS326P is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mol...

View full details
$ 27.09
$ 27.09 - $ 27.09
$ 27.09
$ 21.69
$ 21.69 - $ 21.69
$ 21.69
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 31.49
$ 31.49 - $ 31.49
$ 31.49
$ 25.19
$ 25.19 - $ 25.19
$ 25.19

Foster BLFS326V, 3/8" Jiffy-Tite Mold Coolant Coupler x 45° 3/8" Hose Barb, FJT Series, One-Way Valved, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS326V is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mol...

View full details
$ 31.49
$ 31.49 - $ 31.49
$ 31.49
$ 25.19
$ 25.19 - $ 25.19
$ 25.19
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 26.09
$ 26.09 - $ 26.09
$ 26.09
$ 20.89
$ 20.89 - $ 20.89
$ 20.89

Foster BLFS318, 3/8" Jiffy-Tite Mold Coolant Coupler x 90° 1/2" Hose Barb, FJT Series, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS318 is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mold...

View full details
$ 26.09
$ 26.09 - $ 26.09
$ 26.09
$ 20.89
$ 20.89 - $ 20.89
$ 20.89
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 31.19
$ 31.19 - $ 31.19
$ 31.19
$ 24.89
$ 24.89 - $ 24.89
$ 24.89

Foster BLFS318V, 3/8" Jiffy-Tite Mold Coolant Coupler x 90° 1/2" Hose Barb, FJT Series, One-Way Valved, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS318V is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mol...

View full details
$ 31.19
$ 31.19 - $ 31.19
$ 31.19
$ 24.89
$ 24.89 - $ 24.89
$ 24.89
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 31.59
$ 31.59 - $ 31.59
$ 31.59
$ 25.29
$ 25.29 - $ 25.29
$ 25.29

Foster BLFS318VP, 3/8" Jiffy-Tite Mold Coolant Coupler x 90° 1/2" Hose Barb, FJT Series, One-Way Valved, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS318VP is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mo...

View full details
$ 31.59
$ 31.59 - $ 31.59
$ 31.59
$ 25.29
$ 25.29 - $ 25.29
$ 25.29
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 27.29
$ 27.29 - $ 27.29
$ 27.29
$ 21.79
$ 21.79 - $ 21.79
$ 21.79

Foster BLFS318P, 3/8" Jiffy-Tite Mold Coolant Coupler x 90° 1/2" Hose Barb, FJT Series, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS318P is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mol...

View full details
$ 27.29
$ 27.29 - $ 27.29
$ 27.29
$ 21.79
$ 21.79 - $ 21.79
$ 21.79
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 30.89
$ 30.89 - $ 30.89
$ 30.89
$ 24.69
$ 24.69 - $ 24.69
$ 24.69

Foster BLFS316V, 3/8" Jiffy-Tite Mold Coolant Coupler x 90° 3/8" Hose Barb, FJT Series, One-Way Valved, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS316V is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mol...

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$ 30.89
$ 30.89 - $ 30.89
$ 30.89
$ 24.69
$ 24.69 - $ 24.69
$ 24.69
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 26.99
$ 26.99 - $ 26.99
$ 26.99
$ 21.59
$ 21.59 - $ 21.59
$ 21.59

Foster BLFS316P, 3/8" Jiffy-Tite Mold Coolant Coupler x 90° 3/8" Hose Barb, FJT Series, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS316P is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mol...

View full details
$ 26.99
$ 26.99 - $ 26.99
$ 26.99
$ 21.59
$ 21.59 - $ 21.59
$ 21.59
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 31.29
$ 31.29 - $ 31.29
$ 31.29
$ 24.99
$ 24.99 - $ 24.99
$ 24.99

Foster BLFS316VP, 3/8" Jiffy-Tite Mold Coolant Coupler x 90° 3/8" Hose Barb, FJT Series, One-Way Valved, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS316VP is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mo...

View full details
$ 31.29
$ 31.29 - $ 31.29
$ 31.29
$ 24.99
$ 24.99 - $ 24.99
$ 24.99
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 26.39
$ 26.39 - $ 26.39
$ 26.39
$ 21.09
$ 21.09 - $ 21.09
$ 21.09

Foster BLFS308VP2, 3/8" Jiffy-Tite Mold Coolant Coupler x 1/2" Hose Barb, FJT Series, Two-Way Valved, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS308VP2 is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite m...

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$ 26.39
$ 26.39 - $ 26.39
$ 26.39
$ 21.09
$ 21.09 - $ 21.09
$ 21.09
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 25.89
$ 25.89 - $ 25.89
$ 25.89
$ 20.69
$ 20.69 - $ 20.69
$ 20.69

Foster BLFS316, 3/8" Jiffy-Tite Mold Coolant Coupler x 90° 3/8" Hose Barb, FJT Series, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS316 is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mold...

View full details
$ 25.89
$ 25.89 - $ 25.89
$ 25.89
$ 20.69
$ 20.69 - $ 20.69
$ 20.69
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 24.49
$ 24.49 - $ 24.49
$ 24.49
$ 19.59
$ 19.59 - $ 19.59
$ 19.59

Foster BLFS308V, 3/8" Jiffy-Tite Mold Coolant Coupler x 1/2" Hose Barb, FJT Series, One-Way Valved, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS308V is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mol...

View full details
$ 24.49
$ 24.49 - $ 24.49
$ 24.49
$ 19.59
$ 19.59 - $ 19.59
$ 19.59
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 24.69
$ 24.69 - $ 24.69
$ 24.69
$ 19.79
$ 19.79 - $ 19.79
$ 19.79

Foster BLFS306VP, 3/8" Jiffy-Tite Mold Coolant Coupler x 3/8" Hose Barb, FJT Series, One-Way Valved, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS306VP is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mo...

View full details
$ 24.69
$ 24.69 - $ 24.69
$ 24.69
$ 19.79
$ 19.79 - $ 19.79
$ 19.79
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 24.99
$ 24.99 - $ 24.99
$ 24.99
$ 19.99
$ 19.99 - $ 19.99
$ 19.99

Foster BLFS308VP, 3/8" Jiffy-Tite Mold Coolant Coupler x 1/2" Hose Barb, FJT Series, One-Way Valved, Push-On, Ball Lock, Brass

Fast coolant-line connections that slash mold-change downtime. The Foster BLFS308VP is a brass 3/8" coupler from the FJT Series — the Jiffy-Tite mo...

View full details
$ 24.99
$ 24.99 - $ 24.99
$ 24.99
$ 19.99
$ 19.99 - $ 19.99
$ 19.99
Save 20% Save %

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