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$ 5.19
$ 5.19 - $ 5.19
$ 5.19
$ 4.09
$ 4.09 - $ 4.09
$ 4.09

Foster 310-42, Aro 310 Series, Plug, Automatic, 3/8" Male NPT, Steel

Series: 310 Part number: 310-42 Interchange: Aro 310 Body: 3/8" Plug, Automatic Thread: 3/8" Male NPT, MPT Material: Heavy-Duty  Steel Rate...

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$ 5.19
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$ 5.19
$ 4.09
$ 4.09 - $ 4.09
$ 4.09
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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 %
$ 29.89
$ 29.89 - $ 29.89
$ 29.89
$ 23.99
$ 23.99 - $ 23.99
$ 23.99

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

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

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$ 29.89
$ 29.89 - $ 29.89
$ 29.89
$ 23.99
$ 23.99 - $ 23.99
$ 23.99
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Save 20% Save %
$ 29.89
$ 29.89 - $ 29.89
$ 29.89
$ 23.99
$ 23.99 - $ 23.99
$ 23.99

Foster 310-4204, Aro 310 Series, Coupler, Automatic, 3/8" Female NPT, Brass, Steel

Series: 310 Part number: 310-4204 Interchange: Aro 310 Body: 3/8" Coupler, Automatic Thread: 3/8" Female NPT, FPT Material: Heavy-Duty Brass...

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$ 29.89
$ 29.89 - $ 29.89
$ 29.89
$ 23.99
$ 23.99 - $ 23.99
$ 23.99
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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 19% Save %
$ 6.79
$ 6.79 - $ 6.79
$ 6.79
$ 5.49
$ 5.49 - $ 5.49
$ 5.49

Foster 310-43, 3/8" ARO Plug x 3/8" Female NPT, 310 Series, Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310-43 is a steel 3/8" plug from the Foster 310 S...

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$ 6.79
$ 6.79 - $ 6.79
$ 6.79
$ 5.49
$ 5.49 - $ 5.49
$ 5.49
Save 19% Save %
Save 19% Save %
$ 6.79
$ 6.79 - $ 6.79
$ 6.79
$ 5.49
$ 5.49 - $ 5.49
$ 5.49

Foster 310-43, Aro 310 Series, Plug, Automatic, 3/8" Female NPT, Steel

Series: 310 Part number: 310-43 Interchange: Aro 310 Body: 3/8" Plug, Automatic Thread: 3/8" Female NPT, FPT Material: Heavy-Duty  Steel Ra...

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$ 6.79
$ 6.79 - $ 6.79
$ 6.79
$ 5.49
$ 5.49 - $ 5.49
$ 5.49
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 %
$ 30.29
$ 30.29 - $ 30.29
$ 30.29
$ 24.29
$ 24.29 - $ 24.29
$ 24.29

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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$ 30.29
$ 30.29 - $ 30.29
$ 30.29
$ 24.29
$ 24.29 - $ 24.29
$ 24.29
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Save 20% Save %
$ 30.29
$ 30.29 - $ 30.29
$ 30.29
$ 24.29
$ 24.29 - $ 24.29
$ 24.29

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

Series: 310 Part number: 310-4304 Interchange: Aro 310 Body: 3/8" Coupler, Automatic Thread: 3/8" Male NPT, MPT Material: Heavy-Duty Brass, ...

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$ 30.29
$ 30.29 - $ 30.29
$ 30.29
$ 24.29
$ 24.29 - $ 24.29
$ 24.29
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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 %
$ 31.29
$ 31.29 - $ 31.29
$ 31.29
$ 24.99
$ 24.99 - $ 24.99
$ 24.99

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

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

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$ 31.29
$ 31.29 - $ 31.29
$ 31.29
$ 24.99
$ 24.99 - $ 24.99
$ 24.99
Save 20% Save %
Save 20% Save %
$ 31.29
$ 31.29 - $ 31.29
$ 31.29
$ 24.99
$ 24.99 - $ 24.99
$ 24.99

Foster 310-4404, Aro 310 Series, Coupler, Automatic, 1/2" Female NPT, Brass, Steel

Series: 310 Part number: 310-4404 Interchange: Aro 310 Body: 3/8" Coupler, Automatic Thread: 1/2" Female NPT, FPT Material: Heavy-Duty Brass...

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$ 31.29
$ 31.29 - $ 31.29
$ 31.29
$ 24.99
$ 24.99 - $ 24.99
$ 24.99
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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 %
$ 31.49
$ 31.49 - $ 31.49
$ 31.49
$ 25.19
$ 25.19 - $ 25.19
$ 25.19

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

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

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$ 31.49
$ 31.49 - $ 31.49
$ 31.49
$ 25.19
$ 25.19 - $ 25.19
$ 25.19
Save 20% Save %
Save 20% Save %
$ 31.49
$ 31.49 - $ 31.49
$ 31.49
$ 25.19
$ 25.19 - $ 25.19
$ 25.19

Foster 310-4504, Aro 310 Series, Coupler, Automatic, 1/2" Male NPT, Brass, Steel

Series: 310 Part number: 310-4404 Interchange: Aro 310 Body: 3/8" Coupler, Automatic Thread: 1/2" Female NPT, FPT Material: Heavy-Duty Brass...

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$ 31.49
$ 31.49 - $ 31.49
$ 31.49
$ 25.19
$ 25.19 - $ 25.19
$ 25.19
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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 %
$ 32.89
$ 32.89 - $ 32.89
$ 32.89
$ 26.29
$ 26.29 - $ 26.29
$ 26.29

Foster 310-4604, 3/8" ARO Coupler x 1/4" Hose ID, 310 Series, Automatic, Brass and Steel

Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310-4604 is a brass and steel 3/8" coupler from t...

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$ 32.89
$ 32.89 - $ 32.89
$ 32.89
$ 26.29
$ 26.29 - $ 26.29
$ 26.29
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Save 20% Save %
$ 32.89
$ 32.89 - $ 32.89
$ 32.89
$ 26.29
$ 26.29 - $ 26.29
$ 26.29

Foster 310-4604, Aro 310 Series, Coupler, Automatic, 1/4" Hose Barb, Brass, Steel

Series: 310 Part number: 310-4604 Interchange: Aro 310 Body: 3/8" Coupler, Automatic Thread: 1/4" Hose Barb Material: Heavy-Duty Brass, Stee...

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$ 32.89
$ 32.89 - $ 32.89
$ 32.89
$ 26.29
$ 26.29 - $ 26.29
$ 26.29
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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 %
$ 33.69
$ 33.69 - $ 33.69
$ 33.69
$ 26.99
$ 26.99 - $ 26.99
$ 26.99

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

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

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$ 33.69
$ 33.69 - $ 33.69
$ 33.69
$ 26.99
$ 26.99 - $ 26.99
$ 26.99
Save 20% Save %
Save 20% Save %
$ 33.69
$ 33.69 - $ 33.69
$ 33.69
$ 26.99
$ 26.99 - $ 26.99
$ 26.99

Foster 310-4704, Aro 310 Series, Coupler, Automatic, 5/16" Hose Barb, Brass, Steel

Series: 310 Part number: 310-4704 Interchange: Aro 310 Body: 3/8" Coupler, Automatic Thread: 5/16" Hose Barb Material: Heavy-Duty Brass, Ste...

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$ 33.69
$ 33.69 - $ 33.69
$ 33.69
$ 26.99
$ 26.99 - $ 26.99
$ 26.99
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 %
$ 8.89
$ 8.89 - $ 8.89
$ 8.89
$ 7.09
$ 7.09 - $ 7.09
$ 7.09

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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$ 8.89
$ 8.89 - $ 8.89
$ 8.89
$ 7.09
$ 7.09 - $ 7.09
$ 7.09
Save 20% Save %
Save 20% Save %
$ 8.89
$ 8.89 - $ 8.89
$ 8.89
$ 7.09
$ 7.09 - $ 7.09
$ 7.09

Foster 310-48, Aro 310 Series, Plug, Automatic, 3/8" Hose Barb, Steel

Series: 310 Part number: 310-42 Interchange: Aro 310 Body: 3/8" Plug, Automatic Thread: 3/8" Hose Barb Material: Heavy-Duty  Steel Rated P...

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$ 8.89
$ 8.89 - $ 8.89
$ 8.89
$ 7.09
$ 7.09 - $ 7.09
$ 7.09
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 %
$ 32.79
$ 32.79 - $ 32.79
$ 32.79
$ 26.29
$ 26.29 - $ 26.29
$ 26.29

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...

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$ 32.79
$ 32.79 - $ 32.79
$ 32.79
$ 26.29
$ 26.29 - $ 26.29
$ 26.29
Save 20% Save %
Save 20% Save %
$ 32.79
$ 32.79 - $ 32.79
$ 32.79
$ 26.29
$ 26.29 - $ 26.29
$ 26.29

Foster 310-4804, Aro 310 Series, Coupler, Automatic, 3/8" Hose Barb, Brass, Steel

Series: 310 Part number: 310-4804 Interchange: Aro 310 Body: 3/8" Coupler, Automatic Thread: 3/8" Hose Barb Material: Heavy-Duty Brass, Stee...

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$ 32.79
$ 32.79 - $ 32.79
$ 32.79
$ 26.29
$ 26.29 - $ 26.29
$ 26.29
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 %
$ 7.79
$ 7.79 - $ 7.79
$ 7.79
$ 6.29
$ 6.29 - $ 6.29
$ 6.29

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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$ 7.79
$ 7.79 - $ 7.79
$ 7.79
$ 6.29
$ 6.29 - $ 6.29
$ 6.29
Save 19% Save %
Save 19% Save %
$ 7.79
$ 7.79 - $ 7.79
$ 7.79
$ 6.29
$ 6.29 - $ 6.29
$ 6.29

Foster 310-49, Aro 310 Series, Plug, Automatic, 1/2" Hose Barb, Steel

Series: 310 Part number: 310-49 Interchange: Aro 310 Body: 3/8" Plug, Automatic Thread: 1/2" Hose Barb Material: Heavy-Duty  Steel Rated P...

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$ 7.79
$ 7.79 - $ 7.79
$ 7.79
$ 6.29
$ 6.29 - $ 6.29
$ 6.29
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 %
$ 33.39
$ 33.39 - $ 33.39
$ 33.39
$ 26.69
$ 26.69 - $ 26.69
$ 26.69

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...

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$ 33.39
$ 33.39 - $ 33.39
$ 33.39
$ 26.69
$ 26.69 - $ 26.69
$ 26.69
Save 20% Save %
Save 20% Save %
$ 33.39
$ 33.39 - $ 33.39
$ 33.39
$ 26.69
$ 26.69 - $ 26.69
$ 26.69

Foster 310-4904, Aro 310 Series, Coupler, Automatic, 1/2" Hose Barb, Brass, Steel

Series: 310 Part number: 310-4904 Interchange: Aro 310 Body: 3/8" Coupler, Automatic Thread: 1/2" Hose Barb Material: Heavy-Duty Brass, Stee...

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$ 33.39
$ 33.39 - $ 33.39
$ 33.39
$ 26.69
$ 26.69 - $ 26.69
$ 26.69
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 %
$ 39.89
$ 39.89 - $ 39.89
$ 39.89
$ 31.99
$ 31.99 - $ 31.99
$ 31.99

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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$ 39.89
$ 39.89 - $ 39.89
$ 39.89
$ 31.99
$ 31.99 - $ 31.99
$ 31.99
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