Clean Series: 21 (Copper, Fluorine and Silicon-free + Low Particle Generation), Stations: 04, Cylinder Port: C6 (w/One-touch Fitting for ø6), Kit: FU1 (w/1.5 m Cable, Top Entry), Option: N (w/Name Plate)

Clean Series: 21 (Copper, Fluorine and Silicon-free + Low Particle Generation), Stations: 04, Cylinder Port: C8 (w/One-touch Fitting for ø8), Kit: FU3 (w/5 m Cable, Top Entry)

Special Application: 21-AW (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 40, Reverse Flow: No, Thread: N (NPT), Port Size: 04 [1/2 (Size 40)], Accessory (Not Attached): BG (B+G), Option 1: None, Option 2: JZ (Drain Guide+Name & Caution Plates for Bowl & Gauge in Imperail Units)

Special Application: 21-AW (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 40, Reverse Flow: K (Reverse Flow Mechanism), Thread: F (G), Port Size: 04 [1/2 (Size 40)], Accessory (Not Attached): None, Option 1: None, Option 2: J (Drain Guide)

Special Applications: 21-AR (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 40, Reverse Flow: No, Thread: N (NPT), Port Size: 04 [1/2 (Size 40)], Accessory, Not Attached: None, Option: Z (Nameplate/Caution Plate for Bowl in Imperial Units )

Special Applications: 21-AR (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 40, Reverse Flow: No, Thread: Rc, Port Size: 04 [1/2 (Size 40)], Accessory, Not Attached: G [Round Pressure Gauge w/o Limit Indicator (Size 20 to 60)], Option: None

Special Applications: 21-AR (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 40, Reverse Flow: No, Thread: N (NPT), Port Size: 04 [1/2 (Size 40)], Accessory, Not Attached: BG [B+G (Size 20 to 60)], Option: 1Z (1+Z)

Special Applications: 21-AR (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 40, Reverse Flow: No, Thread: N (NPT), Port Size: 04 [1/2 (Size 40)], Accessory, Not Attached: BG [B+G (Size 20 to 60)], Option: Z (Nameplate/Caution Plate for Bowl in Imperial Units )

Special Applications: 21-AR (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 40, Reverse Flow: No, Thread: N (NPT), Port Size: 04 [1/2 (Size 40)], Accessory, Not Attached: G [Round Pressure Gauge w/o Limit Indicator (Size 20 to 60)], Option: 1Z (1+Z)

Special Applications: 21-AR (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 40, Reverse Flow: K (Reverse Flow Mechanism), Thread: N (NPT), Port Size: 04 [1/2 (Size 40)], Accessory, Not Attached: G [Round Pressure Gauge w/o Limit Indicator (Size 20 to 60)], Option: Z (Nameplate/Caution Plate for Bowl in Imperial Units )

Special Applications: 21- (Clean-room, Copper-free, Fluorine-free, Silicon-free), Size: 40, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 04 (1/2), Accessory: H (Set Nut for Panel Mount), Specifications: 1 (0.005 to 0.2 MPa Setting), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: 21- (Clean-room, Copper-free, Fluorine-free, Silicon-free), Size: 40, Backflow Function: None, Thread: N (NPT), Port Size: 04 (1/2), Accessory: H (Set Nut for Panel Mount), Specifications: 1R (1+R), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: 21- (Clean-room, Copper-free, Fluorine-free, Silicon-free), Size: 40, Backflow Function: None, Thread: F (G), Port Size: 04 (1/2), Accessory: None, Specifications: 3 (0.008 to 0.6 MPa Setting)

Special Applications: 21- (Clean-room, Copper-free, Fluorine-free, Silicon-free), Size: 40, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 04 (1/2), Accessory: BG (B+G), Specifications: 1 (0.005 to 0.2 MPa Setting), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: 21- (Clean-room, Copper-free, Fluorine-free, Silicon-free), Size: 40, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 04 (1/2), Accessory: BG (B+G), Specifications: 0.005 to 0.4MPa Setting, Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: 21- (Clean-room, Copper-free, Fluorine-free, Silicon-free), Size: 40, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 04 (1/2), Accessory: None, Specifications: R (Flow Direction: Right to Left), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: 21- (Clean-room, Copper-free, Fluorine-free, Silicon-free), Size: 40, Backflow Function: None, Thread: N (NPT), Port Size: 04 (1/2), Accessory: G [Round Pressure Gauge ("20-" Type Includes Limit Indicator)], Specifications: 3 (0.008 to 0.6 MPa Setting), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Application: 21-AF (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 40, Thread: N (NPT), Port Size: 04 [1/2 (Size 40)], Bracket: None, Bowl Type: 8 [Metal w/Level Gauge (Size 30 to 60)], Option: JZ [J+Nameplate/Caution Plate for Bowl in Imperial Units (Size 20 to 60)]

Special Application: 21-AF (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 40, Thread: Rc, Port Size: 04 [1/2 (Size 40)], Bracket: None, Bowl Type: None, Option: J [Drain Guide (Size 20 to 60)]

Special Application: 21-AF (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 40, Thread: N (NPT), Port Size: 04 [1/2 (Size 40)], Bracket: None, Bowl Type: None, Option: JZ [J+Nameplate/Caution Plate for Bowl in Imperial Units (Size 20 to 60)]