Model: 31, Orifice: 1 (1.5mm), Style: 4 (COM, Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 01 (1/8), Thread: T (NPTF), Voltage: J (230VAC 50/60HZ), Electrical Entry: G (Grommet), Surge Suppressor: Non, Rectifier: R (AC Class B Coil w/Full-wave Rectifier), Bracket: B (Bracket)

Model: 31, Orifice: 1 (1.5mm), Style: 2 (N.O., Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: J (230VAC 50/60HZ), Electrical Entry: G (Grommet), Surge Suppressor: Non, Rectifier: R (AC Class B Coil w/Full-wave Rectifier), Bracket: B (Bracket)

Model: 33, Orifice: 3 (3mm), Style: 0 (N.C., Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: J (230VAC 50/60HZ), Electrical Entry: C (Conduit), Surge Suppressor: Non, Rectifier: R (AC Class B Coil w/Full-wave Rectifier), Bracket: B (Bracket)

Model: 32, Orifice: 2 (2.2mm), Style: 4 (COM, Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: J (230VAC 50/60HZ), Electrical Entry: G (Grommet), Surge Suppressor: Non, Rectifier: R (AC Class B Coil w/Full-wave Rectifier), Bracket: B (Bracket)

Model: 33, Orifice: 4 (4mm), Style: 4 (COM, Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: J (230VAC 50/60HZ), Electrical Entry: C (Conduit), Surge Suppressor: Non, Rectifier: R (AC Class B Coil w/Full-wave Rectifier), Bracket: B (Bracket)

Model: 31, Orifice: 1 (1.5mm), Style: 4 (COM, Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 01 (1/8), Thread: F (G), Voltage: J (230VAC 50/60HZ), Electrical Entry: DO (DIN Terminal, w/o Connector, Gasket Included), Surge Suppressor: Non, Rectifier: R (AC Class B Coil w/Full-wave Rectifier), Bracket: B (Bracket)

Model: 32, Orifice: 2 (2.2mm), Style: 0 (N.C., Single Unit), Option: M (SS, Seals: FKM, Class B, Oil-free), Suffix: Standard, Port Size: 02 (1/4), Thread: F (G), Voltage: J (230VAC 50/60HZ), Electrical Entry: D (DIN Terminal), Surge Suppressor: Non, Rectifier: R (AC Class B Coil w/Full-wave Rectifier), Bracket: B (Bracket)

Material: T (SCS14 Cover, SS 316 Case, Fluororesin Gasket/O-ring, Fluororesin Seal), Element Length: B [ℓ500 (ℓ250 x 2)], Port Size: 06 (3/4 Rc), Element Type: T [Fiber (Honeycomb), Polypropylene Material], Nominal Filtration Accuracy: 20 μm

Material: T (SCS14 Cover, SS 316 Case, Fluororesin Gasket/O-ring, Fluororesin Seal), Element Length: B [ℓ500 (ℓ250 x 2)], Port Size: 06 (3/4 Rc), Element Type: T [Fiber (Honeycomb), Polypropylene Material], Nominal Filtration Accuracy: 50 μm

Material: C (Aluminum Cover, SPCD Case, NBR Gasket/O-ring, Nylon Seal), Element Length: A (ℓ250), Port Size: 06 (3/4 Rc), Element Type: T [Fiber (Honeycomb), Polypropylene Material], Nominal Filtration Accuracy: 5 μm, Element Seal Material: Vessel Replacement or Fiber Element Types Only, Accessory: B (Bracket)

Material: C (Aluminum Cover, SPCD Case, NBR Gasket/O-ring, Nylon Seal), Element Length: A (ℓ250), Port Size: 06 (3/4 Rc), Element Type: T [Fiber (Honeycomb), Polypropylene Material], Nominal Filtration Accuracy: 100 μm, Element Seal Material: Vessel Replacement or Fiber Element Types Only, Accessory: B (Bracket), Made to Order: X78 (Differential Pressure Indication Switch)

Material: C (Aluminum Cover, SPCD Case, NBR Gasket/O-ring, Nylon Seal), Element Length: B [ℓ500 (ℓ250 x 2)], Port Size: 06 (3/4 Rc), Element Type: L (Micromesh, Stainless Steel 316/Nickel Brazing Material), Nominal Filtration Accuracy: 74 μm, Element Seal Material: N (NBR)

Material: C (Aluminum Cover, SPCD Case, NBR Gasket/O-ring, Nylon Seal), Element Length: B [ℓ500 (ℓ250 x 2)], Port Size: 06 (3/4 Rc), Element Type: T [Fiber (Honeycomb), Polypropylene Material], Nominal Filtration Accuracy: 50 μm

Material: E (Aluminum Cover, SPCD Case, NBR Gasket/O-ring, Nylon/Fluororesin Seal), Element Length: B [ℓ500 (ℓ250 x 2)], Port Size: 06 (3/4 Rc), Element Type: P (Paper, Cotton Material), Nominal Filtration Accuracy: 5 μm, Element Seal Material: N (NBR)

Seal), Element Length: A (ℓ250), Port Size: 06 (3/4 Rc), Element Type: H [Fiber (Honeycomb), Cotton Material], Nominal Filtration Accuracy: 20 μm, Element Seal Material: Vessel Replacement or Fiber Element Types Only, Accessory: B (Bracket)

Seal), Element Length: A (ℓ250), Port Size: 06 (3/4 Rc), Element Type: S (Sintered Metal, Stainless Steel Material), Nominal Filtration Accuracy: 5 μm, Element Seal Material: T (Fluororesin), Accessory: B (Bracket)

Seal), Element Length: A (ℓ250), Port Size: 06 (3/4 Rc), Element Type: T [Fiber (Honeycomb), Polypropylene Material], Nominal Filtration Accuracy: 100 μm, Element Seal Material: Vessel Replacement or Fiber Element Types Only, Accessory: B (Bracket)

Seal), Element Length: B [ℓ500 (ℓ250 x 2)], Port Size: 06 (3/4 Rc), Element Type: H [Fiber (Honeycomb), Cotton Material], Nominal Filtration Accuracy: 1 μm

Seal), Element Length: B [ℓ500 (ℓ250 x 2)], Port Size: 06 (3/4 Rc), Element Type: H [Fiber (Honeycomb), Cotton Material], Nominal Filtration Accuracy: 10 μm

Seal), Element Length: B [ℓ500 (ℓ250 x 2)], Port Size: 06 (3/4 Rc), Element Type: L (Micromesh, Stainless Steel 316/Nickel Brazing Material), Nominal Filtration Accuracy: 5 μm, Element Seal Material: T (Fluororesin), Accessory: None, Made to Order: X77 (Differential Pressure Indicator)