 
Body Size: 30, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 03 (3/8), Option: w/o Mounting Option, w/o Pressure Gauge, Semi-Standard: NY (N + Y)
Body Size: 30, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 03 (3/8), Option: CG (C + G), Attachment: SV (S + V), Semi-Standard 1: 1 (0.02 to 0.2MPa Setting), Semi-Standard 2: Standard
Body Size: 20, Thread: Rc: Size 20, 25, 30, 40; M5: Size 10, Port Size: 02 (1/4), Option: G (for Sizes 20, 25, 30, 40 Round Type Pressure Gauge w/Limit Indicator; for Size10: Round Type Pressure Gauge w/o Limit Indicator), Attachment: S (Pressure Switch), Semi-Standard 1: Standard, Semi-Standard 2: Standard
Body Size: 30, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 03 (3/8), Option: CG (C + G), Attachment: V (3-Port Valve for Residual Pressure Release; Mounting: AF+AR+V), Semi-Standard 1: Standard, Semi-Standard 2: Standard
Body Size: 30, Thread: None (Rc: for Body Size 20, 30, 40, 50, 60; M5: for Body Size 10), Port Size: 02 (1/4), Option: D (N.O., Float Type Auto Drain), Semi-Standard 1: 6R (6 + R), Semi-Standard 2: Standard
Body Size: 30, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 03 (3/8), Option: DG (D + G), Attachment: T (T-Interface), Semi-Standard 1: Standard, Semi-Standard 2: Standard
Special Applications: 10-AR (Clean Series), Body Size: 30, Reverse Flow: K (Reverse Flow Mechanism), Thread: N (NPT), Port Size: 02 [1/4 (Size 20, 25, 30, 40)], Accessory, Not Attached: BG [B+G (Size 20 to 60)], Option: Z (Nameplate/Caution Plate for Bowl in Imperial Units )
Body Size: 30, Thread: Rc: Size 20, 25, 30, 40; M5: Size 10, Port Size: 02 (1/4), Option: C (N.C. Float Type Auto Drain), Attachment: Standard, Semi-Standard 1: 8 (Metal Bowl with Level Gauge), Semi-Standard 2: Standard
Body Size: 30, Thread: Rc: Size 20, 25, 30, 40; M5: Size 10, Port Size: 03 (3/8), Option: BG (B + G), Semi-Standard 1: 16 (1 + 6), Semi-Standard 2: Standard
Body Size: 30, Thread: Rc: Size 20, 25, 30, 40; M5: Size 10, Port Size: 03 (3/8), Option: B (Assembly of a Bracket and Set Nuts), Semi-Standard 1: C (Bowl Guard), Semi-Standard 2: Standard
Body Size: 40, Thread: Rc: Size 20, 25, 30, 40; M5: Size 10, Port Size: 04 (1/2), Option: G (for Sizes 20, 25, 30, 40 Round Type Pressure Gauge w/Limit Indicator; for Size10: Round Type Pressure Gauge w/o Limit Indicator), Attachment: Standard, Semi-Standard 1: 8 (Metal Bowl with Level Gauge), Semi-Standard 2: Standard
Body Size: 30, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 03 (3/8), Option: H (Set Nut for Panel Fitting), Semi-Standard: N (Non-Relieving Exhaust Mechanism)
Body Size: 30, Thread: None (Rc: for Body Size 20, 30, 40, 50, 60; M5: for Body Size 10), Port Size: 02 (1/4), Option: B (Bracket), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: Standard, Made to Order: X2141 (w/Element Service Indicator)
Body Size: 30, Thread: Rc: Size 20, 25, 30, 40; M5: Size 10, Port Size: 02 (1/4), Option: B (Assembly of a Bracket and Set Nuts), Semi-Standard 1: 1 (0.02 to 0.2MPa Setting), Semi-Standard 2: Standard
Body Size: 30, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 02 (1/4), Option: B (Assembly of a Bracket & Set Nuts), Semi-Standard: R (Flow Direction: Right to Left)
Body Size: 25, Thread: Rc: Size 20, 25, 30, 40; M5: Size 10, Port Size: 02 (1/4), Option: G (for Sizes 20, 25, 30, 40 Round Type Pressure Gauge w/Limit Indicator; for Size10: Round Type Pressure Gauge w/o Limit Indicator), Attachment: Standard, Semi-Standard 1: Standard, Semi-Standard 2: Standard
Body Size: 25, Thread: Rc: Size 20, 25, 30, 40; M5: Size 10, Port Size: 03 (3/8), Option: G (for Sizes 20, 25, 30, 40 Round Type Pressure Gauge w/Limit Indicator; for Size10: Round Type Pressure Gauge w/o Limit Indicator), Attachment: SV (S + V), Semi-Standard 1: Standard, Semi-Standard 2: Standard
Body Size: 30, Thread: None (Rc: for Body Size 20, 30, 40, 50, 60; M5: for Body Size 10), Port Size: 02 (1/4), Option: C (N.C., Float Type Auto Drain), Semi-Standard 1: Standard, Semi-Standard 2: Standard
Body Size: 30, Thread: Rc: Size 20, 25, 30, 40; M5: Size 10, Port Size: 03 (3/8), Option: H (Set Nut for Panel Mount), Semi-Standard 1: N (Non-Relieving Exhaust Mechanism), Semi-Standard 2: Standard
Body Size: 30, Thread: Rc: Size 20, 25, 30, 40; M5: Size 10, Port Size: 03 (3/8), Option: CG (C + G), Attachment: Standard, Semi-Standard 1: Standard, Semi-Standard 2: R (Flow Direction: Right to Left)