Body Size: 4000, Thread: N (NPT), Port Size: 04 (1/2), Option: None, Voltage: 5 (24 VDC), Lead Wire: DO (Type D, DIN Terminal w/o Connector), Surge Suppressor: None, Manual Override: B (Push-turn Locking Slotted Type), Flow Direction/Pressure Unit: RZ (Flow Direction: Right to Left; Name Plate and Pressure Gauge in Imperial Units)

Body Size: 4000, Thread: NPT, Port Size: 1/2, Option: None, Voltage: 24 VDC, Lead Wire: Type D, DIN Terminal w/o Connector, Surge Suppressor: None, Manual Override: Push-turn Locking Slotted Type, Flow Direction/Pressure Unit: Flow Direction: Right to Left; Name Plate and Pressure Gauge in Imperial Units

Body Size: 4000, Thread: N (NPT), Port Size: 04 (1/2), Option: S (Silencer), Voltage: 5 (24 VDC), Lead Wire: D (Type D, DIN Terminal w/Connector), Surge Suppressor: Z (with Light/Surge Voltage Suppressor), Manual Override: C (Push-turn Locking Lever Type), Flow Direction/Pressure Unit: RZ (Flow Direction: Right to Left; Name Plate and Pressure Gauge in Imperial Units)

Body Size: 4000, Thread: N (NPT), Port Size: 04 (1/2), Option: S (Silencer), Voltage: 5 (24 VDC), Lead Wire: D (Type D, DIN Terminal w/Connector), Surge Suppressor: Z (with Light/Surge Voltage Suppressor), Manual Override: B (Push-turn Locking Slotted Type), Flow Direction/Pressure Unit: RZ (Flow Direction: Right to Left; Name Plate and Pressure Gauge in Imperial Units)

Body Size: 4000, Thread: N (NPT), Port Size: 04 (1/2), Option: S (Silencer), Voltage: 5 (24 VDC), Lead Wire: D (Type D, DIN Terminal w/Connector), Surge Suppressor: None, Manual Override: B (Push-turn Locking Slotted Type), Flow Direction/Pressure Unit: RZ (Flow Direction: Right to Left; Name Plate and Pressure Gauge in Imperial Units)

Body Size: 4000, Thread: N (NPT), Port Size: 04 (1/2), Option: S (Silencer), Voltage: 5 (24 VDC), Lead Wire: D (Type D, DIN Terminal w/Connector), Surge Suppressor: Z (with Light/Surge Voltage Suppressor), Manual Override: Non-locking Push Type, Flow Direction/Pressure Unit: RZ (Flow Direction: Right to Left; Name Plate and Pressure Gauge in Imperial Units)

Body Size: 4000, Thread: N (NPT), Port Size: 04 (1/2), Option: S (Silencer), Voltage: 5 (24 VDC), Lead Wire: KO (M12 Connector, w/o Cable), Surge Suppressor: Z (with Light/Surge Voltage Suppressor), Manual Override: B (Push-turn Locking Slotted Type), Flow Direction/Pressure Unit: RZ (Flow Direction: Right to Left; Name Plate and Pressure Gauge in Imperial Units)

Body Size: 4000, Thread: NPT, Port Size: 1/2, Option: Silencer, Voltage: 24 VDC, Lead Wire: Type D, DIN Terminal w/Connector, Surge Suppressor: with Light/Surge Voltage Suppressor, Manual Override: Push-turn Locking Slotted Type, Flow Direction/Pressure Unit: Flow Direction: Right to Left; Name Plate and Pressure Gauge in Imperial Units

Body Size: 4000, Thread: NPT, Port Size: 1/2, Option: Silencer, Voltage: 24 VDC, Lead Wire: Type D, DIN Terminal w/Connector, Surge Suppressor: None, Manual Override: Push-turn Locking Slotted Type, Flow Direction/Pressure Unit: Flow Direction: Right to Left; Name Plate and Pressure Gauge in Imperial Units

Body Size: 4000, Thread: NPT, Port Size: 1/2, Option: Silencer, Voltage: 24 VDC, Lead Wire: Type D, DIN Terminal w/Connector, Surge Suppressor: with Light/Surge Voltage Suppressor, Manual Override: Non-locking Push Type, Flow Direction/Pressure Unit: Flow Direction: Right to Left; Name Plate and Pressure Gauge in Imperial Units

Regulator Unit Combination: [Other FRL Combination Devices] Soft Start Up Valve, Port Size: NPT1/2, Filter Rating: 5μm, Compressed Air Quality: General Dry Air, Maximum Operating Pressure(MPa): 1, Case Material: [Resin] Polycarbonate Case, Case Guard: Presence, Exhaust Structure: Relief type, Flow Direction: [Reverse Flow (Right to Left)] Right to left, Drain Cock: [Not Provided] No, Pressure

Stainless Steel 316 Fittings

A L Note 1) D is maximum diameter.

30

17 18.6 20.8 M L Q A D N M O L Q A Note 1) D is maximum diameter.

Stainless Steel 316

In addition, for tubing used at a high temperature or for an extended period of time, there is a possibility that it will not fit into a one-touch fitting again due to an enlarged O.D. Dispose of the tubing and replace it with a new one. Maintenance Caution 1.

Table of Contents

L4 L4 L5 A L5 D3 D3 T T D2 L1 D2 L1 L2 L2 AS ASP Metric Size ASN A M1 L5 Max.

Check Valve Series AK

Cracking pressure is a pressure at which the valve starts opening and not a pressure at which the valve is fully open. 15-8-7

AKH/AKB Series

Inch Size A L Connection thread size NPT (a) Weight g Effective area (mm) A H L Model (b) 1/8 1/4 3/8 1/2 AKB01-N01S AKB02-N02S AKB03-N03S AKB04-N04S 14.29 17.46 22.23 23.81 24.2 40 44.9 55.5 20.2 34 38.4 47.5 18 44 86 113 6.5 14 24 34 1/8 1/4 3/8 1/2 Connection thread size (b) Reference dimension after screwing into NPT threads.

AKH/AKB Series Check Valve with One-touch Fitting

Inch Size A L Connection thread size NPT (a) Weight g Effective area (mm) A H L Model (b) 1/8 1/4 3/8 1/2 AKB01-N01S AKB02-N02S AKB03-N03S AKB04-N04S 14.29 17.46 22.23 23.81 24.2 40 44.9 55.5 20.2 34 38.4 47.5 18 44 86 113 6.5 14 24 34 1/8 1/4 3/8 1/2 Connection thread size (b) Reference dimension after screwing into NPT threads.

Check Valve Series AK 1

H Inch Size A L Connection thread size NPT Effective area (mm2) Weight (g) A H L Model AKB01-N01S AKB02-N02S AKB03-N03S AKB04-N04S 1/8 1/4 3/8 1/2 1/8 1/4 3/8 1/2 14.29 17.46 22.23 23.81 24.2 40 44.9 55.5 20.2 34 38.4 47.5 18 44 86 113 Reference dimensions of NPT thread after installation. 6.5 14 24 34 Connection thread size 15-14-6 7 Check Valve with One-touch Fitting Series AKH/AKB

Body Size: 4000, Thread: F (G), Port Size: 04 (1/2), Option: None, Voltage: 5 (24 VDC), Lead Wire: DO (Type D, DIN Terminal w/o Connector), Surge Suppressor: None, Manual Override: B (Push-turn Locking Slotted Type), Flow Direction/Pressure Unit: Flow Direction: Left to Right