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 $ 146.00Original price $ 146.00 - Original price $ 146.00Original price $ 146.00Current price $ 102.00$ 102.00 - $ 102.00Current price $ 102.00
Foster 14-3B, 3 Series, Industrial Plug, 3/8" Male NPT, Brass
In stockSeries: 3 Part Number: 14-3B Interchange: Industrial Body: 1/4" Plug Thread: 3/8" Male NPT, MPT Material: Brass Rated Pressure: 300 psi ...
View full detailsOriginal price $ 146.00Original price $ 146.00 - Original price $ 146.00Original price $ 146.00Current price $ 102.00$ 102.00 - $ 102.00Current price $ 102.00Save 30% -
Original price $ 257.00Original price $ 257.00 - Original price $ 257.00Original price $ 257.00Current price $ 180.00$ 180.00 - $ 180.00Current price $ 180.00
Foster 1713, 3 Series, Industrial Coupler, Manual, 3/8" Hose Barb (Push-On), Brass, Steel
In stockSeries: 3 Part Number: 1713 Interchange: Industrial, I/M Body: 1/4" Coupler, Manual Thread: 3/8" Hose Barb (Push-On) Material: Heavy-Duty ...
View full detailsOriginal price $ 257.00Original price $ 257.00 - Original price $ 257.00Original price $ 257.00Current price $ 180.00$ 180.00 - $ 180.00Current price $ 180.00Save 30% -
Original price $ 213.00Original price $ 213.00 - Original price $ 213.00Original price $ 213.00Current price $ 149.00$ 149.00 - $ 149.00Current price $ 149.00
Foster SG3703, 3 Series, Industrial Coupler, Manual, Sleeve Guard, 3/8" Hose Barb, Brass
In stockSeries: 3 Part Number: SG3703 Interchange: Industrial, I/M Body: 1/4" Coupler, Manual, Sleeve Guard Thread: 3/8" Hose Barb Material: Heavy...
View full detailsOriginal price $ 213.00Original price $ 213.00 - Original price $ 213.00Original price $ 213.00Current price $ 149.00$ 149.00 - $ 149.00Current price $ 149.00Save 30% -
Original price $ 355.00Original price $ 355.00 - Original price $ 355.00Original price $ 355.00Current price $ 249.00$ 249.00 - $ 249.00Current price $ 249.00
Foster FM3603, 3 Series, Industrial Coupler, Automatic, 1/4" Hose Barb, Brass
In stockSeries: 3 Part Number: FM3603 Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 1/4" Hose Barb Material: Heavy-Duty Brass...
View full detailsOriginal price $ 355.00Original price $ 355.00 - Original price $ 355.00Original price $ 355.00Current price $ 249.00$ 249.00 - $ 249.00Current price $ 249.00Save 30% -
Original price $ 241.00Original price $ 241.00 - Original price $ 241.00Original price $ 241.00Current price $ 168.00$ 168.00 - $ 168.00Current price $ 168.00
Foster 3203, 3 Series, Industrial Coupler, Manual, 3/8" Female NPT, Brass, Steel
In stockSeries: 3 Part Number: 3203 Interchange: Industrial, I/M Body: 1/4" Coupler, Manual Thread: 3/8" Female NPT, FPT Material: Heavy-Duty Bras...
View full detailsOriginal price $ 241.00Original price $ 241.00 - Original price $ 241.00Original price $ 241.00Current price $ 168.00$ 168.00 - $ 168.00Current price $ 168.00Save 30% -
Original price $ 68.00Original price $ 68.00 - Original price $ 68.00Original price $ 68.00Current price $ 47.00$ 47.00 - $ 47.00Current price $ 47.00
Foster 14-3, 3 Series, Industrial Plug, 3/8" Male NPT, Steel
In stockSeries: 3 Part Number: 14-3 Interchange: Industrial Body: 1/4" Plug Thread: 3/8" Male NPT, MPT Material: Heavy-Duty Steel Rated Pressure:...
View full detailsOriginal price $ 68.00Original price $ 68.00 - Original price $ 68.00Original price $ 68.00Current price $ 47.00$ 47.00 - $ 47.00Current price $ 47.00Save 31% -
Original price $ 652.00Original price $ 652.00 - Original price $ 652.00Original price $ 652.00Current price $ 456.00$ 456.00 - $ 456.00Current price $ 456.00
Foster SV3103, 3 Series, Industrial Coupler, Manual, 1/4" Male NPT, Safety Valve, Brass, Steel
In stockSeries: 3 Part Number: SV3103 Interchange: Industrial, I/M Body: 1/4" Coupler, Manual, Safety Valve Thread: 1/4" Male NPT, MPT Material: H...
View full detailsOriginal price $ 652.00Original price $ 652.00 - Original price $ 652.00Original price $ 652.00Current price $ 456.00$ 456.00 - $ 456.00Current price $ 456.00Save 30% -
Original price $ 652.00Original price $ 652.00 - Original price $ 652.00Original price $ 652.00Current price $ 456.00$ 456.00 - $ 456.00Current price $ 456.00
Foster SV3003, 3 Series, Industrial Coupler, Manual, 1/4" Female NPT, Safety Valve, Brass, Steel
In stockSeries: 3 Part Number: SV3003 Interchange: Industrial, I/M Body: 1/4" Coupler, Manual, Safety Valve Thread: 1/4" Female NPT, FPT Material:...
View full detailsOriginal price $ 652.00Original price $ 652.00 - Original price $ 652.00Original price $ 652.00Current price $ 456.00$ 456.00 - $ 456.00Current price $ 456.00Save 30% -
Original price $ 453.00Original price $ 453.00 - Original price $ 453.00Original price $ 453.00Current price $ 318.00$ 318.00 - $ 318.00Current price $ 318.00
Foster 1713GB, 3 Series, Industrial Coupler, Automatic, 3/8" Hose Barb (Push-On), Brass
In stockSeries: 3 Part Number: 1713GB Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 3/8" Hose Barb (Push-On) Material: Heavy-...
View full detailsOriginal price $ 453.00Original price $ 453.00 - Original price $ 453.00Original price $ 453.00Current price $ 318.00$ 318.00 - $ 318.00Current price $ 318.00Save 30% -
Original price $ 484.00Original price $ 484.00 - Original price $ 484.00Original price $ 484.00Current price $ 339.00$ 339.00 - $ 339.00Current price $ 339.00
Foster 1513GB, 3 Series, Industrial Coupler, Automatic, 1/4" Hose Barb (Push-On), Brass
In stockSeries: 3 Part Number: 1513GB Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 1/4" Hose Barb (Push-On) Material: Heavy-...
View full detailsOriginal price $ 484.00Original price $ 484.00 - Original price $ 484.00Original price $ 484.00Current price $ 339.00$ 339.00 - $ 339.00Current price $ 339.00Save 30% -
Original price $ 443.00Original price $ 443.00 - Original price $ 443.00Original price $ 443.00Current price $ 310.00$ 310.00 - $ 310.00Current price $ 310.00
Foster 3653GB, 3 Series, Industrial Coupler, Automatic, 5/16" Hose Barb, Brass
In stockSeries: 3 Part Number: 3653GB Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 5/16" Hose Barb Material: Heavy-Duty Bras...
View full detailsOriginal price $ 443.00Original price $ 443.00 - Original price $ 443.00Original price $ 443.00Current price $ 310.00$ 310.00 - $ 310.00Current price $ 310.00Save 30% -
Original price $ 439.00Original price $ 439.00 - Original price $ 439.00Original price $ 439.00Current price $ 307.00$ 307.00 - $ 307.00Current price $ 307.00
Foster 3303GB, 3 Series, Industrial Coupler, Automatic, 3/8" Male NPT, Brass
In stockSeries: 3 Part Number: 3303GB Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 3/8" Male NPT, FPT Material: Heavy-Duty B...
View full detailsOriginal price $ 439.00Original price $ 439.00 - Original price $ 439.00Original price $ 439.00Current price $ 307.00$ 307.00 - $ 307.00Current price $ 307.00Save 30% -
Original price $ 574.00Original price $ 574.00 - Original price $ 574.00Original price $ 574.00Current price $ 402.00$ 402.00 - $ 402.00Current price $ 402.00
Foster 2903GB, 3 Series, Industrial Coupler, Automatic, 1/8" Male NPT, Brass
In stockSeries: 3 Part Number: 2903GB Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 1/8" Male NPT, FPT Material: Heavy-Duty B...
View full detailsOriginal price $ 574.00Original price $ 574.00 - Original price $ 574.00Original price $ 574.00Current price $ 402.00$ 402.00 - $ 402.00Current price $ 402.00Save 30% -
Original price $ 399.00Original price $ 399.00 - Original price $ 399.00Original price $ 399.00Current price $ 279.00$ 279.00 - $ 279.00Current price $ 279.00
Foster 3703GS, 3 Series, Industrial Coupler, Automatic, 3/8" Hose Barb, Brass, Steel
In stockSeries: 3 Part Number: 3703GS Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 3/8" Hose Barb Material: Heavy-Duty Brass...
View full detailsOriginal price $ 399.00Original price $ 399.00 - Original price $ 399.00Original price $ 399.00Current price $ 279.00$ 279.00 - $ 279.00Current price $ 279.00Save 30% -
Original price $ 486.00Original price $ 486.00 - Original price $ 486.00Original price $ 486.00Current price $ 340.00$ 340.00 - $ 340.00Current price $ 340.00
Foster 3653GS, 3 Series, Industrial Coupler, Automatic, 5/16" Hose Barb, Brass, Steel
In stockSeries: 3 Part Number: 3653GS Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 5/16" Hose Barb Material: Heavy-Duty Bras...
View full detailsOriginal price $ 486.00Original price $ 486.00 - Original price $ 486.00Original price $ 486.00Current price $ 340.00$ 340.00 - $ 340.00Current price $ 340.00Save 30% -
Original price $ 397.00Original price $ 397.00 - Original price $ 397.00Original price $ 397.00Current price $ 278.00$ 278.00 - $ 278.00Current price $ 278.00
Foster 3203GS, 3 Series, Industrial Coupler, Automatic, 3/8" Female NPT, Brass, Steel
In stockSeries: 3 Part Number: 3203GS Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 3/8" Female NPT, FPT Material: Heavy-Duty...
View full detailsOriginal price $ 397.00Original price $ 397.00 - Original price $ 397.00Original price $ 397.00Current price $ 278.00$ 278.00 - $ 278.00Current price $ 278.00Save 30% -
Original price $ 379.00Original price $ 379.00 - Original price $ 379.00Original price $ 379.00Current price $ 265.00$ 265.00 - $ 265.00Current price $ 265.00
Foster 3103GS, 3 Series, Industrial Coupler, Automatic, 1/4" Male NPT, Brass, Steel
In stockSeries: 3 Part Number: 3103GS Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 1/4" Male NPT, MPT Material: Heavy-Duty B...
View full detailsOriginal price $ 379.00Original price $ 379.00 - Original price $ 379.00Original price $ 379.00Current price $ 265.00$ 265.00 - $ 265.00Current price $ 265.00Save 30% -
Original price $ 261.00Original price $ 261.00 - Original price $ 261.00Original price $ 261.00Current price $ 182.00$ 182.00 - $ 182.00Current price $ 182.00
Foster 2903GS, 3 Series, Industrial Coupler, Automatic, 1/8" Male NPT, Brass, Steel
In stockSeries: 3 Part Number: 2903GS Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 1/8" Male NPT, MPT Material: Heavy-Duty B...
View full detailsOriginal price $ 261.00Original price $ 261.00 - Original price $ 261.00Original price $ 261.00Current price $ 182.00$ 182.00 - $ 182.00Current price $ 182.00Save 30% -
Original price $ 521.00Original price $ 521.00 - Original price $ 521.00Original price $ 521.00Current price $ 365.00$ 365.00 - $ 365.00Current price $ 365.00
Foster 2803GS, 3 Series, Industrial Coupler, Automatic, 1/8" Female NPT, Brass, Steel
In stockSeries: 3 Part Number: 2803GS Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 1/8" Female NPT, FPT Material: Heavy-Dut...
View full detailsOriginal price $ 521.00Original price $ 521.00 - Original price $ 521.00Original price $ 521.00Current price $ 365.00$ 365.00 - $ 365.00Current price $ 365.00Save 30% -
Original price $ 362.00Original price $ 362.00 - Original price $ 362.00Original price $ 362.00Current price $ 254.00$ 254.00 - $ 254.00Current price $ 254.00
Foster FM3653, 3 Series, Industrial Coupler, Automatic, 5/16" Hose Barb, Brass
In stockSeries: 3 Part Number: FM3653 Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 5/16" Hose Barb Material: Heavy-Duty Bras...
View full detailsOriginal price $ 362.00Original price $ 362.00 - Original price $ 362.00Original price $ 362.00Current price $ 254.00$ 254.00 - $ 254.00Current price $ 254.00Save 30% -
Original price $ 1,203.00Original price $ 1,203.00 - Original price $ 1,203.00Original price $ 1,203.00Current price $ 842.00$ 842.00 - $ 842.00Current price $ 842.00
Foster 3703S/S, 3 Series, Industrial Coupler, Manual, 3/8" Hose Barb, Stainless Steel
In stockSeries: 3 Part Number: 3703S/S Interchange: Industrial, I/M Body: 1/4" Coupler, Manual Thread: 3/8" Hose Barb Material: Stainless Steel ...
View full detailsOriginal price $ 1,203.00Original price $ 1,203.00 - Original price $ 1,203.00Original price $ 1,203.00Current price $ 842.00$ 842.00 - $ 842.00Current price $ 842.00Save 30% -
Original price $ 1,161.00Original price $ 1,161.00 - Original price $ 1,161.00Original price $ 1,161.00Current price $ 813.00$ 813.00 - $ 813.00Current price $ 813.00
Foster 3203S/S, 3 Series, Industrial Coupler, Manual, 3/8" Female NPT, Stainless Steel
In stockSeries: 3 Part Number: 3203S/S Interchange: Industrial, I/M Body: 1/4" Coupler, Manual Thread: 3/8" Female NPT, FPT Material: 303 Stainles...
View full detailsOriginal price $ 1,161.00Original price $ 1,161.00 - Original price $ 1,161.00Original price $ 1,161.00Current price $ 813.00$ 813.00 - $ 813.00Current price $ 813.00Save 30% -
Original price $ 481.00Original price $ 481.00 - Original price $ 481.00Original price $ 481.00Current price $ 337.00$ 337.00 - $ 337.00Current price $ 337.00
Foster 14S-3, 3 Series, Industrial Swivel Plug, 3/8" Male NPT, Steel, Brass
In stockSeries: 3 Part Number: 14S-3 Interchange: Industrial Body: 1/4" Swivel Plug Thread: 3/8" Male NPT, MPT Material: Heavy-Duty Steel, Brass ...
View full detailsOriginal price $ 481.00Original price $ 481.00 - Original price $ 481.00Original price $ 481.00Current price $ 337.00$ 337.00 - $ 337.00Current price $ 337.00Save 30% -
Original price $ 173.00Original price $ 173.00 - Original price $ 173.00Original price $ 173.00Current price $ 121.00$ 121.00 - $ 121.00Current price $ 121.00
Foster 12S-3, 3 Series, Industrial Swivel Plug, 1/8" Male NPT, Steel, Brass
In stockSeries: 3 Part Number: 12S-3 Interchange: Industrial Body: 1/4" Swivel Plug Thread: 1/8" Male NPT, MPT Material: Heavy-Duty Steel, Brass ...
View full detailsOriginal price $ 173.00Original price $ 173.00 - Original price $ 173.00Original price $ 173.00Current price $ 121.00$ 121.00 - $ 121.00Current price $ 121.00Save 30%
