Body Size: 40, Thread: NPT, Port Size: 1/2, Option: C + M, Attachment: 3-Port Valve for Residual Pressure Release, Semi-Standard 1: Metal Bowl with Level Gauge, Semi-Standard 2: Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F

Body Size: -, Thread: -, Port Size: -, Option: -, Attachment: -, Semi-Standard 1: -, Semi-Standard 2: -

Body Size: 40, Thread: NPT, Port: 1/2, Option: C + M, Attachment: Residual Pressure Relief 3 Port Valve, Semi-Standard 1: Standard, Semi-Standard 2: Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F

Body Size: 40, Thread: NPT, Port: 1/2, Option: C + M, Attachment: Residual Pressure Relief 3 Port Valve, Semi-Standard 1: Metal Bowl w/Level Gauge, Semi-Standard 2: Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F

Body Size: 40, Thread: N (NPT), Port: 04 (1/2), Option: CM (C + M), Attachment: V (Residual Pressure Relief 3 Port Valve), Semi-Standard 1: Standard, Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: M (Round Type Pressure Gauge w/Color Zone), Attachment: SV (S + V), Semi-Standard 1: 12 (1 + 2), Semi-Standard 2: NRZ (N + R + Z)

Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: Standard, Attachment: SV (S + V), Semi-Standard 1: 12 (1 + 2), Semi-Standard 2: NRZ (N + R + Z)

Body Size: 30, Thread: N (NPT), Port Size: 03 (3/8), Option: Standard, Attachment: V1 (3-Port Valve for Residual Pressure Release; Mounting: V+AF+AR), Semi-Standard 1: Standard, Semi-Standard 2: NRZ (N + R + Z)

Body Size: 30, Thread: N (NPT), Port Size: 03 (3/8), Option: CG (C + G), Attachment: TV (T + V), Semi-Standard 1: 3 (Lubricator w/Drain Cock, Exhaust Port), Semi-Standard 2: NRZ (N + R + Z)

Float Type Auto Drain), Attachment: TV (T + V), Semi-Standard 1: 3 (Lubricator w/Drain Cock, Exhaust Port), Semi-Standard 2: NRZ (N + R + Z)

Body Size: 25, Thread: N (NPT), 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: KSV (K + S + V), Semi-Standard 1: 8J (8 + J), Semi-Standard 2: NRZ (N + R + Z)

Body Size: 25, Thread: N (NPT), Port Size: 02 (1/4), Option: Standard, Attachment: KSV (K + S + V), Semi-Standard 1: 8J (8 + J), Semi-Standard 2: NRZ (N + R + Z)

Body Size: 30, Thread: N (NPT), Port Size: 03 (3/8), Option: CG (C + G), Attachment: TV (T + V), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: NRZ (N + R + Z)

Float Type Auto Drain), Attachment: TV (T + V), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: NRZ (N + R + Z)

Float Type Auto Drain), Attachment: TV (T + V), Semi-Standard 1: 3 (Lubricator w/Drain Cock, Exhaust Port), Semi-Standard 2: NRZ (N + R + Z)

Body Size: 40, Thread: N (NPT), Port Size: 04 (1/2), Option: Standard, Attachment: V (3-Port Valve for Residual Pressure Release), Semi-Standard 1: Standard, Semi-Standard 2: NRZ (N + R + Z)

Body Size: 40, Thread: N (NPT), Port Size: 04 (1/2), Option: CG (C + G), Attachment: SV (S + V), Semi-Standard 1: Standard, Semi-Standard 2: NRZ (N + R + Z)

Body Size: 40, Thread: N (NPT), Port Size: 06 (3/4), Option: CG (C + G), Attachment: SV (S + V), Semi-Standard 1: 23 (2 + 3), Semi-Standard 2: NRZ (N + R + Z)

Body Size: 40, Thread: N (NPT), Port: 03 (3/8), Option: E [Square embedded type pressure gauge (with limit indicator)], Attachment: SV (S + V), Semi-Standard 1: 38 (3 + 8), Semi-Standard 2: NRZ (N + R + Z)

Body Size: 25, Thread: N (NPT), Port: 02 (1/4), Option: E [Square embedded type pressure gauge (with limit indicator)], Attachment: KTV (K + T + V), Semi-Standard 1: 23 (2 + 3), Semi-Standard 2: NRZ (N + R + Z)