ZSI Foster - 3 Series, 1/4" Body Industrial Interchange Pneumatic Couplers and Plugs
ZSI Foster's "3 Series" pneumatic fittings are the perfect solution for your industrial and manufacturing needs, including construction and repair shops. Made of durable brass or steel, these fittings are designed to connect flexible tubing such as polyurethane and nylon in various sizes. The quick-connect design allows for easy attachment and detachment from your pneumatic system, while their 1/4" industrial interchange compatibility means they can be used with fittings from other manufacturers. With their reliability and versatility, the "3 Series" fittings are a top choice for a wide range of pneumatic applications in construction and repair shops. Trust ZSI Foster to deliver high-quality fittings that get the job done right.
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Original price $ 18.29Original price $ 18.29 - Original price $ 18.29Original price $ 18.29Current price $ 12.80$ 12.80 - $ 12.80Current price $ 12.80
Foster FM3003, 3 Series, Industrial Coupler, Automatic, 1/4" Female NPT, Brass
In stockSeries: 3 Part Number: FM3003 Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 1/4" Female NPT, FPT Material: Heavy-Duty...
View full detailsOriginal price $ 18.29Original price $ 18.29 - Original price $ 18.29Original price $ 18.29Current price $ 12.80$ 12.80 - $ 12.80Current price $ 12.80Save 30% -
Original price $ 12.99Original price $ 12.99 - Original price $ 12.99Original price $ 12.99Current price $ 9.09$ 9.09 - $ 9.09Current price $ 9.09
Foster 3003, 3 Series, Industrial Coupler, Manual, 1/4" Female NPT, Brass, Steel
In stockSeries: 3 Part Number: 3003 Interchange: Industrial, I/M Body: 1/4" Coupler, Manual Thread: 1/4" Female NPT, FPT Material: Heavy-Duty Bras...
View full detailsOriginal price $ 12.99Original price $ 12.99 - Original price $ 12.99Original price $ 12.99Current price $ 9.09$ 9.09 - $ 9.09Current price $ 9.09Save 30% -
Original price $ 11.79Original price $ 11.79 - Original price $ 11.79Original price $ 11.79Current price $ 8.25$ 8.25 - $ 8.25Current price $ 8.25
Foster 3103, 3 Series, Industrial Coupler, Manual, 1/4" Male NPT, Brass, Steel
In stockSeries: 3 Part Number: 3103 Interchange: Industrial, I/M Body: 1/4" Coupler, Manual Thread: 1/4" Male NPT, MPT Material: Heavy-Duty Brass,...
View full detailsOriginal price $ 11.79Original price $ 11.79 - Original price $ 11.79Original price $ 11.79Current price $ 8.25$ 8.25 - $ 8.25Current price $ 8.25Save 30% -
Original price $ 18.89Original price $ 18.89 - Original price $ 18.89Original price $ 18.89Current price $ 13.22$ 13.22 - $ 13.22Current price $ 13.22
Foster FM3103, 3 Series, Industrial Coupler, Automatic, 1/4" Male NPT, Brass
In stockSeries: 3 Part Number: FM3103 Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 1/4" Male NPT, MPT Material: Heavy-Duty B...
View full detailsOriginal price $ 18.89Original price $ 18.89 - Original price $ 18.89Original price $ 18.89Current price $ 13.22$ 13.22 - $ 13.22Current price $ 13.22Save 30% -
Original price $ 11.19Original price $ 11.19 - Original price $ 11.19Original price $ 11.19Current price $ 7.83$ 7.83 - $ 7.83Current price $ 7.83
Foster SG3103, 3 Series, Industrial Coupler, Manual, Sleeve Guard, 1/4" Male NPT, Brass
In stockSeries: 3 Part Number: SG3103 Interchange: Industrial, I/M Body: 1/4" Coupler, Manual, Sleeve Guard Thread: 1/4" Male NPT, MPT Material: H...
View full detailsOriginal price $ 11.19Original price $ 11.19 - Original price $ 11.19Original price $ 11.19Current price $ 7.83$ 7.83 - $ 7.83Current price $ 7.83Save 30% -
Original price $ 20.09Original price $ 20.09 - Original price $ 20.09Original price $ 20.09Current price $ 14.06$ 14.06 - $ 14.06Current price $ 14.06
Foster 3003GB, 3 Series, Industrial Coupler, Automatic, 1/4" Female NPT, Brass
In stockSeries: 3 Part Number: 3003GB Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 1/4" Female NPT, FPT Material: Heavy-Duty...
View full detailsOriginal price $ 20.09Original price $ 20.09 - Original price $ 20.09Original price $ 20.09Current price $ 14.06$ 14.06 - $ 14.06Current price $ 14.06Save 30% -
Original price $ 10.99Original price $ 10.99 - Original price $ 10.99Original price $ 10.99Current price $ 7.69$ 7.69 - $ 7.69Current price $ 7.69
Foster SG3003, 3 Series, Industrial Coupler, Manual, Sleeve Guard, 1/4" Female NPT, Brass
In stockSeries: 3 Part Number: SG3003 Interchange: Industrial, I/M Body: 1/4" Coupler, Manual, Sleeve Guard Thread: 1/4" Female NPT, FPT Material:...
View full detailsOriginal price $ 10.99Original price $ 10.99 - Original price $ 10.99Original price $ 10.99Current price $ 7.69$ 7.69 - $ 7.69Current price $ 7.69Save 30% -
Original price $ 12.49Original price $ 12.49 - Original price $ 12.49Original price $ 12.49Current price $ 8.74$ 8.74 - $ 8.74Current price $ 8.74
Foster 3603, 3 Series, Industrial Coupler, Manual, 1/4" Hose Barb, Brass, Steel
In stockSeries: 3 Part Number: 3603 Interchange: Industrial, I/M Body: 1/4" Coupler, Manual Thread: 1/4" Hose Barb Material: Heavy-Duty Brass, Ste...
View full detailsOriginal price $ 12.49Original price $ 12.49 - Original price $ 12.49Original price $ 12.49Current price $ 8.74$ 8.74 - $ 8.74Current price $ 8.74Save 30% -
Original price $ 20.69Original price $ 20.69 - Original price $ 20.69Original price $ 20.69Current price $ 14.48$ 14.48 - $ 14.48Current price $ 14.48
Foster 3003GS, 3 Series, Industrial Coupler, Automatic, 1/4" Female NPT, Brass, Steel
In stockSeries: 3 Part Number: 3003GS Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 1/4" Female NPT, FPT Material: Heavy-Duty...
View full detailsOriginal price $ 20.69Original price $ 20.69 - Original price $ 20.69Original price $ 20.69Current price $ 14.48$ 14.48 - $ 14.48Current price $ 14.48Save 30% -
Original price $ 18.99Original price $ 18.99 - Original price $ 18.99Original price $ 18.99Current price $ 13.29$ 13.29 - $ 13.29Current price $ 13.29
Foster FM3203, 3 Series, Industrial Coupler, Automatic, 3/8" Female NPT, Brass
In stockSeries: 3 Part Number: FM3203 Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 3/8" Female NPT, FPT Material: Heavy-Duty...
View full detailsOriginal price $ 18.99Original price $ 18.99 - Original price $ 18.99Original price $ 18.99Current price $ 13.29$ 13.29 - $ 13.29Current price $ 13.29Save 30% -
Original price $ 13.09Original price $ 13.09 - Original price $ 13.09Original price $ 13.09Current price $ 9.16$ 9.16 - $ 9.16Current price $ 9.16
Foster 3303, 3 Series, Industrial Coupler, Manual, 3/8" Male NPT, Brass, Steel
In stockSeries: 3 Part Number: 3303 Interchange: Industrial, I/M Body: 1/4" Coupler, Manual Thread: 3/8" Male NPT, MPT Material: Heavy-Duty Brass,...
View full detailsOriginal price $ 13.09Original price $ 13.09 - Original price $ 13.09Original price $ 13.09Current price $ 9.16$ 9.16 - $ 9.16Current price $ 9.16Save 30% -
Original price $ 11.59Original price $ 11.59 - Original price $ 11.59Original price $ 11.59Current price $ 8.11$ 8.11 - $ 8.11Current price $ 8.11
Foster SG3603, 3 Series, Industrial Coupler, Manual, Sleeve Guard, 1/4" Hose Barb, Brass
In stockSeries: 3 Part Number: SG3603 Interchange: Industrial, I/M Body: 1/4" Coupler, Manual, Sleeve Guard Thread: 1/4" Hose Barb Material: Heavy...
View full detailsOriginal price $ 11.59Original price $ 11.59 - Original price $ 11.59Original price $ 11.59Current price $ 8.11$ 8.11 - $ 8.11Current price $ 8.11Save 30% -
Original price $ 19.19Original price $ 19.19 - Original price $ 19.19Original price $ 19.19Current price $ 13.43$ 13.43 - $ 13.43Current price $ 13.43
Foster FM3303, 3 Series, Industrial Coupler, Automatic, 3/8" Male NPT, Brass
In stockSeries: 3 Part Number: FM3303 Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 3/8" Male NPT, MPT Material: Heavy-Duty B...
View full detailsOriginal price $ 19.19Original price $ 19.19 - Original price $ 19.19Original price $ 19.19Current price $ 13.43$ 13.43 - $ 13.43Current price $ 13.43Save 30% -
Original price $ 20.19Original price $ 20.19 - Original price $ 20.19Original price $ 20.19Current price $ 14.13$ 14.13 - $ 14.13Current price $ 14.13
Foster SL3003, 3 Series, Industrial Coupler, Automatic, 1/4" Female NPT, Brass With Ball Sleeve Lock
In stockSeries: 3 Part Number: SL3003 Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic With Sleeve Lock Thread: 1/4" Female NPT, FPT Mat...
View full detailsOriginal price $ 20.19Original price $ 20.19 - Original price $ 20.19Original price $ 20.19Current price $ 14.13$ 14.13 - $ 14.13Current price $ 14.13Save 30% -
Original price $ 12.89Original price $ 12.89 - Original price $ 12.89Original price $ 12.89Current price $ 9.02$ 9.02 - $ 9.02Current price $ 9.02
Foster SG1713, 3 Series, Industrial Coupler, Manual, Sleeve Guard, 3/8" Push-On Hose Barb, Brass
In stockSeries: 3 Part Number: SG1713 Interchange: Industrial, I/M Body: 1/4" Coupler, Manual, Sleeve Guard Thread: 3/8" Push-On Hose Barb Materia...
View full detailsOriginal price $ 12.89Original price $ 12.89 - Original price $ 12.89Original price $ 12.89Current price $ 9.02$ 9.02 - $ 9.02Current price $ 9.02Save 30% -
Original price $ 17.09Original price $ 17.09 - Original price $ 17.09Original price $ 17.09Current price $ 11.96$ 11.96 - $ 11.96Current price $ 11.96
Foster 3003HW, 3 Series, Industrial Coupler, Manual, 1/4" Female NPT, Brass (HOT WATER)
In stockSeries: 3 Part Number: 3003HW Interchange: Industrial, I/M Body: 1/4" Coupler, Manual Thread: 1/4" Female NPT, FPT Material: Heavy-Duty Br...
View full detailsOriginal price $ 17.09Original price $ 17.09 - Original price $ 17.09Original price $ 17.09Current price $ 11.96$ 11.96 - $ 11.96Current price $ 11.96Save 30% -
Original price $ 21.69Original price $ 21.69 - Original price $ 21.69Original price $ 21.69Current price $ 15.18$ 15.18 - $ 15.18Current price $ 15.18
Foster 3603GS, 3 Series, Industrial Coupler, Automatic, 1/4" Hose Barb, Brass, Steel
In stockSeries: 3 Part Number: 3603GS Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 1/4" Hose Barb Material: Heavy-Duty Brass...
View full detailsOriginal price $ 21.69Original price $ 21.69 - Original price $ 21.69Original price $ 21.69Current price $ 15.18$ 15.18 - $ 15.18Current price $ 15.18Save 30% -
Original price $ 25.39Original price $ 25.39 - Original price $ 25.39Original price $ 25.39Current price $ 17.77$ 17.77 - $ 17.77Current price $ 17.77
Foster 3703GB, 3 Series, Industrial Coupler, Automatic, 3/8" Hose Barb, Brass
In stockSeries: 3 Part Number: 3703GB Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 3/8" Hose Barb Material: Heavy-Duty Brass...
View full detailsOriginal price $ 25.39Original price $ 25.39 - Original price $ 25.39Original price $ 25.39Current price $ 17.77$ 17.77 - $ 17.77Current price $ 17.77Save 30% -
Original price $ 24.99Original price $ 24.99 - Original price $ 24.99Original price $ 24.99Current price $ 17.49$ 17.49 - $ 17.49Current price $ 17.49
Foster 3203GB, 3 Series, Industrial Coupler, Automatic, 3/8" Female NPT, Brass
In stockSeries: 3 Part Number: 3203GB Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 3/8" Female NPT, FPT Material: Heavy-Duty...
View full detailsOriginal price $ 24.99Original price $ 24.99 - Original price $ 24.99Original price $ 24.99Current price $ 17.49$ 17.49 - $ 17.49Current price $ 17.49Save 30% -
Original price $ 22.89Original price $ 22.89 - Original price $ 22.89Original price $ 22.89Current price $ 16.02$ 16.02 - $ 16.02Current price $ 16.02
Foster 3103GB, 3 Series, Industrial Coupler, Automatic, 1/4" Male NPT, Brass
In stockSeries: 3 Part Number: 3103GB Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 1/4" Male NPT, FPT Material: Heavy-Duty B...
View full detailsOriginal price $ 22.89Original price $ 22.89 - Original price $ 22.89Original price $ 22.89Current price $ 16.02$ 16.02 - $ 16.02Current price $ 16.02Save 30% -
Original price $ 50.99Original price $ 50.99 - Original price $ 50.99Original price $ 50.99Current price $ 35.69$ 35.69 - $ 35.69Current price $ 35.69
Foster 3303S/S, 3 Series, Industrial Coupler, Manual, 3/8" Male NPT, Stainless Steel
In stockSeries: 3 Part Number: 3303S/S Interchange: Industrial, I/M Body: 1/4" Coupler, Manual Thread: 3/8" Male NPT, MPT Material: 303 Stainless ...
View full detailsOriginal price $ 50.99Original price $ 50.99 - Original price $ 50.99Original price $ 50.99Current price $ 35.69$ 35.69 - $ 35.69Current price $ 35.69Save 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 3703, 3 Series, Industrial Coupler, Manual, 3/8" Hose Barb, Brass, Steel
In stockSeries: 3 Part Number: 3703 Interchange: Industrial, I/M Body: 1/4" Coupler, Manual Thread: 3/8" Hose Barb Material: Heavy-Duty Brass, Ste...
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 $ 42.59Original price $ 42.59 - Original price $ 42.59Original price $ 42.59Current price $ 29.81$ 29.81 - $ 29.81Current price $ 29.81
Foster 3003S/S, 3 Series, Industrial Coupler, Manual, 1/4" Female NPT, Stainless Steel
In stockSeries: 3 Part Number: 3003S/S Interchange: Industrial, I/M Body: 1/4" Coupler, Manual Thread: 1/4" Female NPT, FPT Material: Heavy-Duty S...
View full detailsOriginal price $ 42.59Original price $ 42.59 - Original price $ 42.59Original price $ 42.59Current price $ 29.81$ 29.81 - $ 29.81Current price $ 29.81Save 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%
