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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Original price $ 34.29Original price $ 34.29 - Original price $ 34.29Original price $ 34.29Current price $ 24.00$ 24.00 - $ 24.00Current price $ 24.00
Foster LN3203, LN Series, Lincoln Coupler, Automatic 3/8" Female NPT, Brass, Steel
In stockSeries: LN Part Number: LN3203 Interchange: Lincoln Body: 1/4" Coupler, Automatic Thread: 3/8" Female NPT, FPT Material: Heavy-Duty Brass, ...
View full detailsOriginal price $ 34.29Original price $ 34.29 - Original price $ 34.29Original price $ 34.29Current price $ 24.00$ 24.00 - $ 24.00Current price $ 24.00Save 30% -
Original price $ 13.69Original price $ 13.69 - Original price $ 13.69Original price $ 13.69Current price $ 9.58$ 9.58 - $ 9.58Current price $ 9.58
Foster LN11, LN Series, Lincoln Plug, 1/4" Female NPT, Steel
In stockSeries: LN Part Number: LN11 Interchange: Lincoln Body: 1/4" Plug Thread: 1/4" Female NPT, FPT Material: Heavy-Duty Steel Rated Pressure: ...
View full detailsOriginal price $ 13.69Original price $ 13.69 - Original price $ 13.69Original price $ 13.69Current price $ 9.58$ 9.58 - $ 9.58Current price $ 9.58Save 30% -
Original price $ 13.49Original price $ 13.49 - Original price $ 13.49Original price $ 13.49Current price $ 9.44$ 9.44 - $ 9.44Current price $ 9.44
Foster 57-5, 5 Series, Industrial Plug, 3/4" Female NPT, Steel
In stockSeries: 5 Part Number: 57-5 Interchange: Industrial Body: 1/2" Plug Thread: 3/4" Female NPT, FPT Material: Heavy-Duty Steel Rated Pressur...
View full detailsOriginal price $ 13.49Original price $ 13.49 - Original price $ 13.49Original price $ 13.49Current price $ 9.44$ 9.44 - $ 9.44Current price $ 9.44Save 30% -
Original price $ 27.69Original price $ 27.69 - Original price $ 27.69Original price $ 27.69Current price $ 19.38$ 19.38 - $ 19.38Current price $ 19.38
Foster FM4504, 4 Series, Industrial Coupler, Automatic, 1/2" Male NPT, Brass
In stockSeries: 4 Part Number: FM4504 Interchange: Industrial Body: 3/8" Coupler, Automatic Thread: 1/2" Male NPT, MPT Material: Heavy-Duty Brass,...
View full detailsOriginal price $ 27.69Original price $ 27.69 - Original price $ 27.69Original price $ 27.69Current price $ 19.38$ 19.38 - $ 19.38Current price $ 19.38Save 30% -
Original price $ 2.89Original price $ 2.89 - Original price $ 2.89Original price $ 2.89Current price $ 2.02$ 2.02 - $ 2.02Current price $ 2.02
Foster TF10, TF Series, True-Flate, Automotive, Plug, 1/4" Male NPT, Steel
In stockSeries: TF3 Part Number: TF10 Interchange: True-Flate, Automotive Body: 1/4" Plug Thread: 1/4" Male NPT, MPT Material: Heavy-Duty Steel Ra...
View full detailsOriginal price $ 2.89Original price $ 2.89 - Original price $ 2.89Original price $ 2.89Current price $ 2.02$ 2.02 - $ 2.02Current price $ 2.02Save 30% -
Original price $ 12.09Original price $ 12.09 - Original price $ 12.09Original price $ 12.09Current price $ 8.46$ 8.46 - $ 8.46Current price $ 8.46
Foster SG3303, 3 Series, Industrial Coupler, Manual, Sleeve Guard, 3/8" Male NPT, Brass
In stockSeries: 3 Part Number: SG3303 Interchange: Industrial, I/M Body: 1/4" Coupler, Manual, Sleeve Guard Thread: 3/8" Male NPT, MPT Material: H...
View full detailsOriginal price $ 12.09Original price $ 12.09 - Original price $ 12.09Original price $ 12.09Current price $ 8.46$ 8.46 - $ 8.46Current price $ 8.46Save 30% -
Original price $ 11.89Original price $ 11.89 - Original price $ 11.89Original price $ 11.89Current price $ 8.32$ 8.32 - $ 8.32Current price $ 8.32
Foster SG3203, 3 Series, Industrial Coupler, Manual, Sleeve Guard, 3/8" Female NPT, Brass
In stockSeries: 3 Part Number: SG3203 Interchange: Industrial, I/M Body: 1/4" Coupler, Manual, Sleeve Guard Thread: 3/8" Female NPT, FPT Material:...
View full detailsOriginal price $ 11.89Original price $ 11.89 - Original price $ 11.89Original price $ 11.89Current price $ 8.32$ 8.32 - $ 8.32Current price $ 8.32Save 30% -
Original price $ 6.89Original price $ 6.89 - Original price $ 6.89Original price $ 6.89Current price $ 4.82$ 4.82 - $ 4.82Current price $ 4.82
Foster 16-3B, 3 Series, Industrial Plug, 1/4" Hose Barb, Brass
In stockSeries: 3 Part Number: 16-3B Interchange: Industrial Body: 1/4" Plug Thread: 1/4" Hose Barb Material: Heavy-Duty Brass Rated Pressure: 3...
View full detailsOriginal price $ 6.89Original price $ 6.89 - Original price $ 6.89Original price $ 6.89Current price $ 4.82$ 4.82 - $ 4.82Current price $ 4.82Save 30% -
Original price $ 14.09Original price $ 14.09 - Original price $ 14.09Original price $ 14.09Current price $ 9.86$ 9.86 - $ 9.86Current price $ 9.86
Foster 210-3203, Aro 210 Series, Coupler, Automatic, 3/8" Female NPT, Brass, Steel
In stockSeries: 210 Part number: 210-3203 Interchange: Aro 210 Body: 1/4" Coupler, Automatic Thread: 3/8" Female NPT, FPT Material: Heavy-Duty Brass...
View full detailsOriginal price $ 14.09Original price $ 14.09 - Original price $ 14.09Original price $ 14.09Current price $ 9.86$ 9.86 - $ 9.86Current price $ 9.86Save 30% -
Original price $ 15.69Original price $ 15.69 - Original price $ 15.69Original price $ 15.69Current price $ 10.98$ 10.98 - $ 10.98Current price $ 10.98
Foster 210-1513, Aro 210 Series Coupler, Automatic, 1/4" Push-On Hose Barb, Brass, Steel
In stockSeries: 210 Part number: 210-1513 Interchange: Aro 210 Body: 1/4" Coupler, Automatic Thread: 1/4" Push-On Hose Barb Material: Heavy-Duty Bra...
View full detailsOriginal price $ 15.69Original price $ 15.69 - Original price $ 15.69Original price $ 15.69Current price $ 10.98$ 10.98 - $ 10.98Current price $ 10.98Save 30% -
Original price $ 5.29Original price $ 5.29 - Original price $ 5.29Original price $ 5.29Current price $ 3.70$ 3.70 - $ 3.70Current price $ 3.70
Foster 210-12, Aro 210 Series, Plug, 1/8" Male NPT, Steel
In stockSeries: 210 Part Number: 210-12 Interchange: Aro 210 Body: 1/4" Plug Thread: 1/8" Male NPT, MPT Material: Heavy-Duty Steel Rated Pressure: ...
View full detailsOriginal price $ 5.29Original price $ 5.29 - Original price $ 5.29Original price $ 5.29Current price $ 3.70$ 3.70 - $ 3.70Current price $ 3.70Save 30% -
Original price $ 11.24Original price $ 11.24 - Original price $ 11.24Original price $ 11.24Current price $ 8.99$ 8.99 - $ 8.99Current price $ 8.99
Foster K1B-101, FHK Series, ISO B, 1/8" Two Way Shut-off, Plug, Brass
In stockSeries: FHK Part Number: K1B-101 Interchange: ISO B 7241-1 Plug Body: 1/8" Valved Thread: 1/8" Female NPT, FPT Material: Solid Brass, Viton Seal Qu...
View full detailsOriginal price $ 11.24Original price $ 11.24 - Original price $ 11.24Original price $ 11.24Current price $ 8.99$ 8.99 - $ 8.99Current price $ 8.99Save 20% -
Original price $ 61.33 - Original price $ 61.33Original price$ 61.33$ 61.33 - $ 61.33Current price $ 61.33Foster SHD3003S/S, SHD Series, Schrader Coupler, Automatic 1/4" Female NPT, Stainless Steel
In stockSeries: SHD Part Number: SHD3003S/S Interchange: Schrader, Twist Lock Body: 1/4" Coupler, Automatic Thread: 1/4" Female NPT, FPT Rated Pres...
View full detailsOriginal price $ 61.33 - Original price $ 61.33Original price$ 61.33$ 61.33 - $ 61.33Current price $ 61.33 -
Original price $ 3.29Original price $ 3.29 - Original price $ 3.29Original price $ 3.29Current price $ 2.30$ 2.30 - $ 2.30Current price $ 2.30
Foster 16-3, 3 Series, Industrial Plug, 1/4" Hose Barb, Steel
In stockSeries: 3 Part Number: 16-3 Interchange: Industrial Body: 1/4" Plug Thread: 1/4" Hose Barb Material: Heavy-Duty Steel Rated Pressure: 30...
View full detailsOriginal price $ 3.29Original price $ 3.29 - Original price $ 3.29Original price $ 3.29Current price $ 2.30$ 2.30 - $ 2.30Current price $ 2.30Save 30% -
Original price $ 15.09Original price $ 15.09 - Original price $ 15.09Original price $ 15.09Current price $ 10.56$ 10.56 - $ 10.56Current price $ 10.56
Foster SHD53, SHD 1/2" Series, Schrader Plug, 3/8" Female NPT, Steel
In stockSeries: SHD 1/2" Part Number: SHD53 Interchange: Schrader 1/2", Twist Lock 1/2" Body: 1/2" Plug Thread: 3/8" Female NPT, FPT Material: Heav...
View full detailsOriginal price $ 15.09Original price $ 15.09 - Original price $ 15.09Original price $ 15.09Current price $ 10.56$ 10.56 - $ 10.56Current price $ 10.56Save 30% -
Original price $ 9.49Original price $ 9.49 - Original price $ 9.49Original price $ 9.49Current price $ 6.64$ 6.64 - $ 6.64Current price $ 6.64
Foster SHD50, SHD 1/2" Series, Schrader Plug, 1/4" Male NPT, Steel
In stockSeries: SHD 1/2" Part Number: SHD50 Interchange: Schrader 1/2", Twist Lock 1/2" Body: 1/2" Plug Thread: 1/4" Male NPT, MPT Material: Heavy-...
View full detailsOriginal price $ 9.49Original price $ 9.49 - Original price $ 9.49Original price $ 9.49Current price $ 6.64$ 6.64 - $ 6.64Current price $ 6.64Save 30% -
Original price $ 27.19Original price $ 27.19 - Original price $ 27.19Original price $ 27.19Current price $ 19.03$ 19.03 - $ 19.03Current price $ 19.03
Foster 310-4404, Aro 310 Series, Coupler, Automatic, 1/2" Female NPT, Brass, Steel
In stockSeries: 310 Part number: 310-4404 Interchange: Aro 310 Body: 3/8" Coupler, Automatic Thread: 1/2" Female NPT, FPT Material: Heavy-Duty Brass...
View full detailsOriginal price $ 27.19Original price $ 27.19 - Original price $ 27.19Original price $ 27.19Current price $ 19.03$ 19.03 - $ 19.03Current price $ 19.03Save 30% -
Original price $ 25.99Original price $ 25.99 - Original price $ 25.99Original price $ 25.99Current price $ 18.19$ 18.19 - $ 18.19Current price $ 18.19
Foster 310-4204, Aro 310 Series, Coupler, Automatic, 3/8" Female NPT, Brass, Steel
In stockSeries: 310 Part number: 310-4204 Interchange: Aro 310 Body: 3/8" Coupler, Automatic Thread: 3/8" Female NPT, FPT Material: Heavy-Duty Brass...
View full detailsOriginal price $ 25.99Original price $ 25.99 - Original price $ 25.99Original price $ 25.99Current price $ 18.19$ 18.19 - $ 18.19Current price $ 18.19Save 30% -
Original price $ 35.99Original price $ 35.99 - Original price $ 35.99Original price $ 35.99Current price $ 25.19$ 25.19 - $ 25.19Current price $ 25.19
Foster K6S, FHK Series, ISO B, 3/4" Two Way Shut-off, Plug, Steel
In stockSeries: FHK Part Number: K6S Interchange: ISO B 7241-1 Plug Body: 3/4" Valved Thread: 3/4" Female NPT, FPT Material: Solid Steel Quantity: 1
Original price $ 35.99Original price $ 35.99 - Original price $ 35.99Original price $ 35.99Current price $ 25.19$ 25.19 - $ 25.19Current price $ 25.19Save 30% -
Original price $ 66.49Original price $ 66.49 - Original price $ 66.49Original price $ 66.49Current price $ 46.54$ 46.54 - $ 46.54Current price $ 46.54
Foster H2S/S, FHK Series, ISO B, 1/4" Two Way Shut-off, Coupler, Stainless Steel
In stockSeries: FHK Part Number: H2S/S Interchange: ISO B 7241-1 Coupler Body: 1/4" Valved Thread: 1/4" Female NPT, FPT Material: Stainless Steel Quantity: 1
Original price $ 66.49Original price $ 66.49 - Original price $ 66.49Original price $ 66.49Current price $ 46.54$ 46.54 - $ 46.54Current price $ 46.54Save 30% -
Original price $ 7.59Original price $ 7.59 - Original price $ 7.59Original price $ 7.59Current price $ 5.31$ 5.31 - $ 5.31Current price $ 5.31
Foster 310-49, Aro 310 Series, Plug, Automatic, 1/2" Hose Barb, Steel
In stockSeries: 310 Part number: 310-49 Interchange: Aro 310 Body: 3/8" Plug, Automatic Thread: 1/2" Hose Barb Material: Heavy-Duty Steel Rated P...
View full detailsOriginal price $ 7.59Original price $ 7.59 - Original price $ 7.59Original price $ 7.59Current price $ 5.31$ 5.31 - $ 5.31Current price $ 5.31Save 30% -
Original price $ 8.59Original price $ 8.59 - Original price $ 8.59Original price $ 8.59Current price $ 6.01$ 6.01 - $ 6.01Current price $ 6.01
Foster 310-48, Aro 310 Series, Plug, Automatic, 3/8" Hose Barb, Steel
In stockSeries: 310 Part number: 310-42 Interchange: Aro 310 Body: 3/8" Plug, Automatic Thread: 3/8" Hose Barb Material: Heavy-Duty Steel Rated P...
View full detailsOriginal price $ 8.59Original price $ 8.59 - Original price $ 8.59Original price $ 8.59Current price $ 6.01$ 6.01 - $ 6.01Current price $ 6.01Save 30% -
Original price $ 8.29Original price $ 8.29 - Original price $ 8.29Original price $ 8.29Current price $ 5.80$ 5.80 - $ 5.80Current price $ 5.80
Foster K1S/S, FHK Series, ISO B, 1/8" Two Way Shut-off, Plug, Stainless Steel
In stockSeries: FHK Part Number: K1S/S Interchange: ISO B 7241-1 Plug Body: 1/8" Valved Thread: 1/8" Female NPT, FPT Material: Solid Brass Quantity: 1
Original price $ 8.29Original price $ 8.29 - Original price $ 8.29Original price $ 8.29Current price $ 5.80$ 5.80 - $ 5.80Current price $ 5.80Save 30% -
Original price $ 8.29Original price $ 8.29 - Original price $ 8.29Original price $ 8.29Current price $ 5.80$ 5.80 - $ 5.80Current price $ 5.80
Foster K1S, FHK Series, ISO B, 1/8" Two Way Shut-off, Plug, Steel
In stockSeries: FHK Part Number: K1S Interchange: ISO B 7241-1 Plug Body: 1/8" Valved Thread: 1/8" Female NPT, FPT Material: Solid Brass Quantity: 1
Original price $ 8.29Original price $ 8.29 - Original price $ 8.29Original price $ 8.29Current price $ 5.80$ 5.80 - $ 5.80Current price $ 5.80Save 30%
