Body Size: 40, Thread: N (NPT), Port Size: 03 (3/8), Option: CG (C + G), Attachment: Standard, Semi-Standard 1: 1 (0.02 to 0.2MPa Setting), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: CM (C + M), Attachment: Standard, Semi-Standard 1: 1 (0.02 to 0.2MPa Setting), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 40, Thread: N (NPT), Port Size: 06 (3/4), Option: Standard, Attachment: Standard, Semi-Standard 1: 1 (0.02 to 0.2MPa Setting), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: B (Assembly of a Bracket and Set Nuts), Semi-Standard 1: 1 (0.02 to 0.2MPa Setting), Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: Standard, Semi-Standard 1: 1 (0.02 to 0.2MPa Setting), Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 40, Thread: N (NPT), Port Size: 04 (1/2), Option: BDG (B + D + G), Semi-Standard 1: 1 (0.02 to 0.2MPa Setting), Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 40, Thread: N (NPT), Port Size: 03 (3/8), Option: G (For Sizes 10, 20, 30, 40 Round Type Pressure Gauge w/Limit Indicator; For For Size 10: Round Type Pressure Gauge w/o Limit Indicator ), Semi-Standard 1: 1 (0.02 to 0.2MPa Setting), Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 40, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 04 (1/2), Mounting Option: B (With Bracket), Float Type Auto Drain Option: C (N.C.

Body Size: 40, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 03 (3/8), Options: w/o Mounting Option, Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 40, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 03 (3/8), Options: G (Round Type Pressure Gauge, w/Limit Indicator), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 40, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 06 (3/4), Options: G (Round Type Pressure Gauge, w/Limit Indicator), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 30, Back Flow: K (w/Backflow), Thread: N (NPT), Port Size: 03 (3/8), Mounting Option: B (With Bracket), Float Type Auto Drain Option: C (N.C.

Body Size: 30, Back Flow: K (w/Backflow), Thread: N (NPT), Port Size: 02 (1/4), Mounting Option: B (With Bracket), Float Type Auto Drain Option: C (N.C.

Body Size: 30, Thread: N (NPT), Port Size: 03 (3/8), Mounting: None, Float Type Auto Drain: None, Pressure Gauge: E (Square Embedded Type Pressure Gauge, w/Limit Indicator), Set Pressure: 1 (0.05 to 0.2 MPa Setting), Bowl Type: Polycarbonate Bowl, Bowl Guard: None, Drain Port: None, Exhaust Mechanism: Relieving Type, Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting

Body Size: 30, Back Flow: K (w/Backflow), Thread: N (NPT), Port Size: 02 (1/4), Mounting Option: Without Mounting, Float Type Auto Drain Option: C (N.C. (Normally closed) Drain port is closed when pressure is not applied), Pressure Gauge/Switch Option: E (Square embedded type pressure gauge with limit indicator), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Bowl: Polycarbonate Bowl, Bowl Guard

Body Size: 30, Back Flow: K (w/Backflow), Thread: N (NPT), Port Size: 03 (3/8), Mounting Option: Without Mounting, Float Type Auto Drain Option: C (N.C. (Normally closed) Drain port is closed when pressure is not applied), Pressure Gauge/Switch Option: E (Square embedded type pressure gauge with limit indicator), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Bowl: Polycarbonate Bowl, Bowl Guard

Special Applications: 10- (Clean Room Compliant), Size: 20, Backflow Function: None, Thread: N (NPT), Port Size: 02 (1/4), Accessory: B (Bracket), Specifications: 1 (0.005 to 0.2 MPa Setting), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: 10- (Clean Room Compliant), Size: 20, Backflow Function: None, Thread: N (NPT), Port Size: 02 (1/4), Accessory: BE4 (B+E4), Specifications: 1 (0.005 to 0.2 MPa Setting), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: 10- (Clean Room Compliant), Size: 20, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 01 (1/8), Accessory: B (Bracket), Specifications: 1 (0.005 to 0.2 MPa Setting), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: 10- (Clean Room Compliant), Size: 40, Backflow Function: None, 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)