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Check Valve Series AK Large flow capacity Low cracking pressure: 0.02 MPa A wide variation of models Model Model Effective area (mm2) Port size Weight (g) 1 8 AK2000-01 25 105 1 4 AK2000-02 27.5 100 1 4 AK4000-02 47 155 3 8 AK4000-03 85 150 1 2 AK4000-04 95 140 3 4 AK6000-06 200 345 AK6000-10 230 315 1 Specifications AS Fluid Air Proof pressure 1.5 MPa ASP Maximum operating pressure 1 MPa

https://partbuilder.smcpneumatics.com/hto_pdf/AK.pdf

PF3WS02UF-04-03

Stations: 02 (2 Stations), Piping: U (U Side: Open; D Side: Closed), Thread Type: F (G), Supply Unit Components: Flow Adj. Valve: None; Stop Valve: None, Return Unit Flow Range: 04 (0.5 to 4 L/min), Supply/Return Port Size: 03 (3/8)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/PF3WS02UF-04-03

PF3WS02B-04-03

Stations: 02 (2 Stations), Piping: B (U Side: Open; D Side: Open), Thread Type: Rc, Supply Unit Components: Flow Adj. Valve: None; Stop Valve: None, Return Unit Flow Range: 04 (0.5 to 4 L/min), Supply/Return Port Size: 03 (3/8)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/PF3WS02B-04-03

ZPR02UGNK6-04-A8

Pad Diameter: 02 (Flat Style), Pad Styles: U (Flat Style), Material: GN (Inductive NBR), Rotation: K (Non-rotating), Stroke: 6mm, Vacuum Entry: 04 (One-touch Fitting Ø4), Mounting Thread: A8 (M8X1, Available for UT, CT for Diameter size 10, 13, 16 Only)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/ZPR02UGNK6-04-A8

ZPR02UGSJ6-04-A8

Pad Diameter: 02 (Flat Style), Pad Styles: U (Flat Style), Material: GS (Inductive Silicon Rubber), Rotation: J (Rotating), Stroke: 6mm, Vacuum Entry: 04 (One-touch Fitting Ø4), Mounting Thread: A8 (M8X1, Available for UT, CT for Diameter size 10, 13, 16 Only)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/ZPR02UGSJ6-04-A8

ZPR02UGSK6-04-A8

Pad Diameter: 02 (Flat Style), Pad Styles: U (Flat Style), Material: GS (Inductive Silicon Rubber), Rotation: K (Non-rotating), Stroke: 6mm, Vacuum Entry: 04 (One-touch Fitting Ø4), Mounting Thread: A8 (M8X1, Available for UT, CT for Diameter size 10, 13, 16 Only)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/ZPR02UGSK6-04-A8

ZPR02USK6-04-A8

Pad Diameter: 02 (Flat Style), Pad Styles: U (Flat Style), Material: S (Silicon Rubber), Rotation: K (Non-rotating), Stroke: 6mm, Vacuum Entry: 04 (One-touch Fitting Ø4), Mounting Thread: A8 (M8X1, Available for UT, CT for Diameter size 10, 13, 16 Only)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/ZPR02USK6-04-A8

ZPR02UUK6-04-A8

Pad Diameter: 02 (Flat Style), Pad Styles: U (Flat Style), Material: U (Urethane Rubber), Rotation: K (Non-rotating), Stroke: 6mm, Vacuum Entry: 04 (One-touch Fitting Ø4), Mounting Thread: A8 (M8X1, Available for UT, CT for Diameter size 10, 13, 16 Only)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/ZPR02UUK6-04-A8

ZPR02UUK10-04-A8

Pad Diameter: 02 (Flat Style), Pad Styles: U (Flat Style), Material: U (Urethane Rubber), Rotation: K (Non-rotating), Stroke: 10mm, Vacuum Entry: 04 (One-touch Fitting Ø4), Mounting Thread: A8 (M8X1, Available for UT, CT for Diameter size 10, 13, 16 Only)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/ZPR02UUK10-04-A8

ZPR02UGSK15-04-A8

Pad Diameter: 02 (Flat Style), Pad Styles: U (Flat Style), Material: GS (Inductive Silicon Rubber), Rotation: K (Non-rotating), Stroke: 15mm, Vacuum Entry: 04 (One-touch Fitting Ø4), Mounting Thread: A8 (M8X1, Available for UT, CT for Diameter size 10, 13, 16 Only)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/ZPR02UGSK15-04-A8

ZPR02UFK6-04-A8

Pad Diameter: 02 (Flat Style), Pad Styles: U (Flat Style), Material: F (Fluoro Rubber), Rotation: K (Non-rotating), Stroke: 6mm, Vacuum Entry: 04 (One-touch Fitting Ø4), Mounting Thread: A8 (M8X1, Available for UT, CT for Diameter size 10, 13, 16 Only)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/ZPR02UFK6-04-A8

ZPR02USK25-04-A8

Pad Diameter: 02 (Flat Style), Pad Styles: U (Flat Style), Material: S (Silicon Rubber), Rotation: K (Non-rotating), Stroke: 25mm, Vacuum Entry: 04 (One-touch Fitting Ø4), Mounting Thread: A8 (M8X1, Available for UT, CT for Diameter size 10, 13, 16 Only)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/ZPR02USK25-04-A8

ZPR02USK10-04-A8

Pad Diameter: 02 (Flat Style), Pad Styles: U (Flat Style), Material: S (Silicon Rubber), Rotation: K (Non-rotating), Stroke: 10mm, Vacuum Entry: 04 (One-touch Fitting Ø4), Mounting Thread: A8 (M8X1, Available for UT, CT for Diameter size 10, 13, 16 Only)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/ZPR02USK10-04-A8

AS2201FS-N02-04SA

Body Size: 2 (1/8, 14), Type: 2 (Elbow), Control Type: 0 (Meter-out), Model: 1FS, Thread: N (NPT), Port Size: 02 (1/4), Width Across Flats: 9 mm (or None: Sizes 2/3/4), Applicable Tubing: 04 (ø4), Seal: S (with Sealant)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/AS2201FS-N02-04SA

PF3WS02DN-P20-04

Stations: 02 (2 Stations), Piping: D (U Side: Closed; D Side: Open), Thread Type: N (NPT), Supply Unit Components: P (w/o Flow Adj. Valve; w/Stop Valve), Return Unit Flow Range: 20 (2 to 16 L/min), Supply/Return Port Size: 04 (1/2)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/PF3WS02DN-P20-04

PF3WS02DN-W20-04

Stations: 02 (2 Stations), Piping: D (U Side: Closed; D Side: Open), Thread Type: N (NPT), Supply Unit Components: W (w/Flow Adj. Valve; w/Stop Valve), Return Unit Flow Range: 20 (2 to 16 L/min), Supply/Return Port Size: 04 (1/2)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/PF3WS02DN-W20-04

PF3WS02BN-P20-04

Stations: 02 (2 Stations), Piping: B (U Side: Open; D Side: Open), Thread Type: N (NPT), Supply Unit Components: P (w/o Flow Adj. Valve; w/Stop Valve), Return Unit Flow Range: 20 (2 to 16 L/min), Supply/Return Port Size: 04 (1/2)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/PF3WS02BN-P20-04

PF3WS02UN-S40-04

Stations: 02 (2 Stations), Piping: U (U Side: Open; D Side: Closed), Thread Type: N (NPT), Supply Unit Components: S (w/Flow Adj. Valve; Stop Valve: None), Return Unit Flow Range: 40 (5 to 40 L/min), Supply/Return Port Size: 04 (1/2)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/PF3WS02UN-S40-04

PF3WS02DN-S40-04

Stations: 02 (2 Stations), Piping: D (U Side: Closed; D Side: Open), Thread Type: N (NPT), Supply Unit Components: S (w/Flow Adj. Valve; Stop Valve: None), Return Unit Flow Range: 40 (5 to 40 L/min), Supply/Return Port Size: 04 (1/2)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/PF3WS02DN-S40-04

PF3WS02BN-P40-04

Stations: 02 (2 Stations), Piping: B (U Side: Open; D Side: Open), Thread Type: N (NPT), Supply Unit Components: P (w/o Flow Adj. Valve; w/Stop Valve), Return Unit Flow Range: 40 (5 to 40 L/min), Supply/Return Port Size: 04 (1/2)

https://www.smcpneumatics.com/Part-Builder-Links_ep_2458-1.html?https://partbuilder.smcpneumatics.com/product-search-results/PF3WS02BN-P40-04