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Foster 310 Series Couplers

Foster 310 Series pneumatic quick couplers and plugs, interchangeable with ARO 310 Series 3/8" body air fittings. Rated 300 PSI, one-way shut-off, with manual or automatic sockets. Brass/steel, 303 stainless, and nickel-plated options; steel plugs.

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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 %
$ 570.00
$ 570.00 - $ 570.00
$ 570.00
$ 457.00
$ 457.00 - $ 457.00
$ 457.00

Foster 310-4304, 3/8" ARO Coupler x 3/8" Male NPT, 310 Series, Automatic, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310-4304 is a brass and steel 3/8" coupler from t...

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$ 570.00
$ 570.00 - $ 570.00
$ 570.00
$ 457.00
$ 457.00 - $ 457.00
$ 457.00
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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 %
$ 704.00
$ 704.00 - $ 704.00
$ 704.00
$ 563.00
$ 563.00 - $ 563.00
$ 563.00

Foster 310-SD9, 3/8" ARO Coupler x Reusable Hose Clamp Fitting, 310 Series, Automatic, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310-SD9 is a brass and steel 3/8" coupler from th...

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$ 704.00
$ 704.00 - $ 704.00
$ 704.00
$ 563.00
$ 563.00 - $ 563.00
$ 563.00
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 %
$ 698.00
$ 698.00 - $ 698.00
$ 698.00
$ 559.00
$ 559.00 - $ 559.00
$ 559.00

Foster 310-SD7, 3/8" ARO Coupler x Reusable Hose Clamp Fitting, 310 Series, Automatic, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310-SD7 is a brass and steel 3/8" coupler from th...

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$ 698.00
$ 698.00 - $ 698.00
$ 698.00
$ 559.00
$ 559.00 - $ 559.00
$ 559.00
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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 %
$ 719.00
$ 719.00 - $ 719.00
$ 719.00
$ 574.00
$ 574.00 - $ 574.00
$ 574.00

Foster 310-SD13, 3/8" ARO Coupler x Reusable Hose Clamp Fitting, 310 Series, Automatic, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310-SD13 is a brass and steel 3/8" coupler from t...

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$ 719.00
$ 719.00 - $ 719.00
$ 719.00
$ 574.00
$ 574.00 - $ 574.00
$ 574.00
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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 %
$ 706.00
$ 706.00 - $ 706.00
$ 706.00
$ 565.00
$ 565.00 - $ 565.00
$ 565.00

Foster 310-SD11, 3/8" ARO Coupler x Reusable Hose Clamp Fitting, 310 Series, Automatic, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310-SD11 is a brass and steel 3/8" coupler from t...

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$ 706.00
$ 706.00 - $ 706.00
$ 706.00
$ 565.00
$ 565.00 - $ 565.00
$ 565.00
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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 %
$ 760.00
$ 760.00 - $ 760.00
$ 760.00
$ 608.00
$ 608.00 - $ 608.00
$ 608.00

Foster 310-SB7, 3/8" ARO Coupler x Reusable Hose Clamp Fitting, 310 Series, Automatic, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310-SB7 is a brass and steel 3/8" coupler from th...

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$ 760.00
$ 760.00 - $ 760.00
$ 760.00
$ 608.00
$ 608.00 - $ 608.00
$ 608.00
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 %
$ 751.00
$ 751.00 - $ 751.00
$ 751.00
$ 602.00
$ 602.00 - $ 602.00
$ 602.00

Foster 310-SB5, 3/8" ARO Coupler x Reusable Hose Clamp Fitting, 310 Series, Automatic, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310-SB5 is a brass and steel 3/8" coupler from th...

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$ 751.00
$ 751.00 - $ 751.00
$ 751.00
$ 602.00
$ 602.00 - $ 602.00
$ 602.00
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 %
$ 751.00
$ 751.00 - $ 751.00
$ 751.00
$ 602.00
$ 602.00 - $ 602.00
$ 602.00

Foster 310-SB3, 3/8" ARO Coupler x Reusable Hose Clamp Fitting, 310 Series, Automatic, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310-SB3 is a brass and steel 3/8" coupler from th...

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$ 751.00
$ 751.00 - $ 751.00
$ 751.00
$ 602.00
$ 602.00 - $ 602.00
$ 602.00
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 %
$ 854.00
$ 854.00 - $ 854.00
$ 854.00
$ 683.00
$ 683.00 - $ 683.00
$ 683.00

Foster 310M-4904, 3/8" ARO Coupler x 1/2" Hose ID, 310 Series, Manual, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310M-4904 is a brass and steel 3/8" coupler from ...

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$ 854.00
$ 854.00 - $ 854.00
$ 854.00
$ 683.00
$ 683.00 - $ 683.00
$ 683.00
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 %
$ 847.00
$ 847.00 - $ 847.00
$ 847.00
$ 678.00
$ 678.00 - $ 678.00
$ 678.00

Foster 310M-4804NP, 3/8" ARO Coupler x 3/8" Hose ID, 310 Series, Manual, Nickel-Plated Brass/Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310M-4804NP is a nickel-plated brass/steel 3/8" c...

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$ 847.00
$ 847.00 - $ 847.00
$ 847.00
$ 678.00
$ 678.00 - $ 678.00
$ 678.00
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 %
$ 608.00
$ 608.00 - $ 608.00
$ 608.00
$ 488.00
$ 488.00 - $ 488.00
$ 488.00

Foster 310M-4804, 3/8" ARO Coupler x 3/8" Hose ID, 310 Series, Manual, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310M-4804 is a brass and steel 3/8" coupler from ...

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$ 608.00
$ 608.00 - $ 608.00
$ 608.00
$ 488.00
$ 488.00 - $ 488.00
$ 488.00
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 %
$ 734.00
$ 734.00 - $ 734.00
$ 734.00
$ 587.00
$ 587.00 - $ 587.00
$ 587.00

Foster 310M-4704, 3/8" ARO Coupler x 5/16" Hose ID, 310 Series, Manual, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310M-4704 is a brass and steel 3/8" coupler from ...

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$ 734.00
$ 734.00 - $ 734.00
$ 734.00
$ 587.00
$ 587.00 - $ 587.00
$ 587.00
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 %
$ 760.00
$ 760.00 - $ 760.00
$ 760.00
$ 608.00
$ 608.00 - $ 608.00
$ 608.00

Foster 310M-4504, 3/8" ARO Coupler x 1/2" Male NPT, 310 Series, Manual, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310M-4504 is a brass and steel 3/8" coupler from ...

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$ 760.00
$ 760.00 - $ 760.00
$ 760.00
$ 608.00
$ 608.00 - $ 608.00
$ 608.00
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 %
$ 787.00
$ 787.00 - $ 787.00
$ 787.00
$ 629.00
$ 629.00 - $ 629.00
$ 629.00

Foster 310M-4404, 3/8" ARO Coupler x 1/2" Female NPT, 310 Series, Manual, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310M-4404 is a brass and steel 3/8" coupler from ...

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$ 787.00
$ 787.00 - $ 787.00
$ 787.00
$ 629.00
$ 629.00 - $ 629.00
$ 629.00
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 %
$ 922.00
$ 922.00 - $ 922.00
$ 922.00
$ 738.00
$ 738.00 - $ 738.00
$ 738.00

Foster 310M-4304NP, 3/8" ARO Coupler x 3/8" Male NPT, 310 Series, Manual, Nickel-Plated Brass/Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310M-4304NP is a nickel-plated brass/steel 3/8" c...

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$ 922.00
$ 922.00 - $ 922.00
$ 922.00
$ 738.00
$ 738.00 - $ 738.00
$ 738.00
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 %
$ 608.00
$ 608.00 - $ 608.00
$ 608.00
$ 486.00
$ 486.00 - $ 486.00
$ 486.00

Foster 310M-4304, 3/8" ARO Coupler x 3/8" Male NPT, 310 Series, Manual, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310M-4304 is a brass and steel 3/8" coupler from ...

View full details
$ 608.00
$ 608.00 - $ 608.00
$ 608.00
$ 486.00
$ 486.00 - $ 486.00
$ 486.00
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 %
$ 787.00
$ 787.00 - $ 787.00
$ 787.00
$ 629.00
$ 629.00 - $ 629.00
$ 629.00

Foster 310M-4204NP, 3/8" ARO Coupler x 3/8" Female NPT, 310 Series, Manual, Nickel-Plated Brass/Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310M-4204NP is a nickel-plated brass/steel 3/8" c...

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$ 787.00
$ 787.00 - $ 787.00
$ 787.00
$ 629.00
$ 629.00 - $ 629.00
$ 629.00
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 %
$ 743.00
$ 743.00 - $ 743.00
$ 743.00
$ 595.00
$ 595.00 - $ 595.00
$ 595.00

Foster 310M-4204, 3/8" ARO Coupler x 3/8" Female NPT, 310 Series, Manual, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310M-4204 is a brass and steel 3/8" coupler from ...

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$ 743.00
$ 743.00 - $ 743.00
$ 743.00
$ 595.00
$ 595.00 - $ 595.00
$ 595.00
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 %
$ 794.00
$ 794.00 - $ 794.00
$ 794.00
$ 634.00
$ 634.00 - $ 634.00
$ 634.00

Foster 310M-4104, 3/8" ARO Coupler x 1/4" Male NPT, 310 Series, Manual, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310M-4104 is a brass and steel 3/8" coupler from ...

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$ 794.00
$ 794.00 - $ 794.00
$ 794.00
$ 634.00
$ 634.00 - $ 634.00
$ 634.00
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 %
$ 764.00
$ 764.00 - $ 764.00
$ 764.00
$ 612.00
$ 612.00 - $ 612.00
$ 612.00

Foster 310M-4004, 3/8" ARO Coupler x 1/4" Female NPT, 310 Series, Manual, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310M-4004 is a brass and steel 3/8" coupler from ...

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$ 764.00
$ 764.00 - $ 764.00
$ 764.00
$ 612.00
$ 612.00 - $ 612.00
$ 612.00
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 %
$ 629.00
$ 629.00 - $ 629.00
$ 629.00
$ 503.00
$ 503.00 - $ 503.00
$ 503.00

Foster 310-4904, 3/8" ARO Coupler x 1/2" Hose ID, 310 Series, Automatic, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310-4904 is a brass and steel 3/8" coupler from t...

View full details
$ 629.00
$ 629.00 - $ 629.00
$ 629.00
$ 503.00
$ 503.00 - $ 503.00
$ 503.00
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 19% Save %
$ 147.00
$ 147.00 - $ 147.00
$ 147.00
$ 119.00
$ 119.00 - $ 119.00
$ 119.00

Foster 310-49, 3/8" ARO Plug x 1/2" Hose ID, 310 Series, Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310-49 is a steel 3/8" plug from the Foster 310 S...

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$ 147.00
$ 147.00 - $ 147.00
$ 147.00
$ 119.00
$ 119.00 - $ 119.00
$ 119.00
Save 19% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 617.00
$ 617.00 - $ 617.00
$ 617.00
$ 495.00
$ 495.00 - $ 495.00
$ 495.00

Foster 310-4804, 3/8" ARO Coupler x 3/8" Hose ID, 310 Series, Automatic, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310-4804 is a brass and steel 3/8" coupler from t...

View full details
$ 617.00
$ 617.00 - $ 617.00
$ 617.00
$ 495.00
$ 495.00 - $ 495.00
$ 495.00
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 %
$ 168.00
$ 168.00 - $ 168.00
$ 168.00
$ 134.00
$ 134.00 - $ 134.00
$ 134.00

Foster 310-48, 3/8" ARO Plug x 3/8" Hose ID, 310 Series, Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310-48 is a steel 3/8" plug from the Foster 310 S...

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$ 168.00
$ 168.00 - $ 168.00
$ 168.00
$ 134.00
$ 134.00 - $ 134.00
$ 134.00
Save 20% Save %

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