Model: 31, Orifice: 1 (1.5mm), Style: 2 (N.O., Single Unit), Option: M (SS, Seals: FKM, Class B, Oil-free), Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: 5 (24VDC), Electrical Entry: G (Grommet), Surge Suppressor: S (w/Surge Voltage Suppressor), Rectifier: None (for DC or AC Class H Coil)
Model: 31, Orifice: 1 (1.5mm), Style: 0 (N.C., Single Unit), Option: G (Stainless Steel, Seals: NBR, Class B), Suffix: Standard, Port Size: 02 (1/4), Thread: Rc, Voltage: 5 (24VDC), Electrical Entry: D (DIN Terminal), Surge Suppressor: Non, Rectifier: None (for DC or AC Class H Coil)
Size: No.1, Orifice: 3 (4.5mm), Style: 0 (Normally Closed), Option: B (For Other Fluid, Consult SMC -- Seal: EPR, Body: Brass), Port Size: 02 [1/4 (8A)], Thread: Rc
Size: No.1, Orifice: 2 (3mm), Style: 0 (Normally Closed), Option: A (For Oil -- Seal: FKM, Body: Brass), Port Size: 02 [1/4 (8A)], Thread: N (NPT), Bracket: B (Bracket)
Size: No.1, Orifice: 2 (3mm), Style: 2 (Normally Open), Option: For Air and Water -- Seal: NBR, Body: Brass, Port Size: 02 [1/4 (8A)], Thread: N (NPT), Bracket: B (Bracket)
Size: No.1, Orifice: 3 (4.5mm), Style: 0 (Normally Closed), Option: For Air and Water -- Seal: NBR, Body: Brass, Port Size: 02 [1/4 (8A)], Thread: T (NPTF), Bracket: B (Bracket)
Size: No.1, Orifice: 3 (4.5mm), Style: 0 (Normally Closed), Option: H (For Oil -- Seal: FKM, Body: Stainless Steel), Port Size: 02 [1/4 (8A)], Thread: N (NPT), Bracket: B (Bracket)
Size: No.1, Orifice: 2 (3mm), Style: 0 (Normally Closed), Option: For Air and Water -- Seal: NBR, Body: Brass, Port Size: 02 [1/4 (8A)], Thread: F (G), Bracket: B (Bracket)
Size: No.1, Orifice: 3 (4.5mm), Style: 0 (Normally Closed), Option: M (For Vacuum -- Seal: FKM, Body: Stainless Steel, Non-leak), Port Size: 02 [1/4 (8A)], Thread: N (NPT), Bracket: B (Bracket)
Size: No.1, Orifice: 3 (4.5mm), Style: 0 (Normally Closed), Option: V (For Vacuum -- Seal: FKM, Body: Brass, Non-leak), Port Size: 02 [1/4 (8A)], Thread: N (NPT), Bracket: B (Bracket)
Size: No.1, Orifice: 2 (3mm), Style: 0 (Normally Closed), Option: G (For Air and Water -- Seal: NBR, Body: Stainless Steel), Port Size: 02 [1/4 (8A)], Thread: N (NPT), Bracket: B (Bracket)
Size: No.1, Orifice: 3 (4.5mm), Style: 2 (Normally Open), Option: G (For Air and Water -- Seal: NBR, Body: Stainless Steel), Port Size: 02 [1/4 (8A)], Thread: N (NPT), Bracket: B (Bracket)
Size: No.1, Orifice: 2 (3mm), Style: 0 (Normally Closed), Option: M (For Vacuum -- Seal: FKM, Body: Stainless Steel, Non-leak), Port Size: 02 [1/4 (8A)], Thread: F (G), Bracket: B (Bracket)
Size: No.1, Orifice: 2 (3mm), Style: 0 (Normally Closed), Option: H (For Oil -- Seal: FKM, Body: Stainless Steel), Port Size: 02 [1/4 (8A)], Thread: N (NPT), Bracket: B (Bracket)
Size: No.1, Orifice: 3 (4.5mm), Style: 0 (Normally Closed), Option: For Air and Water -- Seal: NBR, Body: Brass, Port Size: 02 [1/4 (8A)], Thread: F (G), Bracket: B (Bracket)
Size: No.1, Orifice: 3 (4.5mm), Style: 0 (Normally Closed), Option: A (For Oil -- Seal: FKM, Body: Brass), Port Size: 02 [1/4 (8A)], Thread: N (NPT), Bracket: B (Bracket)
Size: No.1, Orifice: 3 (4.5mm), Style: 2 (Normally Open), Option: B (For Other Fluid, Consult SMC -- Seal: EPR, Body: Brass), Port Size: 02 [1/4 (8A)], Thread: N (NPT)
Size: No.1, Orifice: 2 (3mm), Style: 0 (Normally Closed), Option: For Air and Water -- Seal: NBR, Body: Brass, Port Size: 02 [1/4 (8A)], Thread: T (NPTF), Bracket: B (Bracket)
Size: No.1, Orifice: 3 (4.5mm), Style: 0 (Normally Closed), Option: G (For Air and Water -- Seal: NBR, Body: Stainless Steel), Port Size: 02 [1/4 (8A)], Thread: N (NPT), Bracket: B (Bracket)
Size: No.1, Orifice: 3 (4.5mm), Style: 2 (Normally Open), Option: M (For Vacuum -- Seal: FKM, Body: Stainless Steel, Non-leak), Port Size: 02 [1/4 (8A)], Thread: N (NPT), Bracket: B (Bracket)