EN

Square plug

 Square plug (NPT), high pressure type

Izutsu's square plugs (NPT) are made of SUS304, 316, and 316L materials, which provide excellent corrosion resistance and a wide range of applications. We have a wide variety of products to meet the diverse needs of our customers. We provide a stable supply of products under reliable control by our own inspection work.

Product Specifications

Max. working pressure S/80 equivalent
material properties SUS304/SUS316/SUS316L
fluid Water, air, oil, solution

Product Details

(Unit: mm)

Nominal size  fixed diameter length
H L
NPT 1/16 S4PN-004 5 13
NPT 1/8 S4PN-006 7 15.5
NPT 1/4 S4PN-008 9.5 19
NPT 3/8 S4PN-010 11 22
NPT 1/2 S4PN-015 14.5 26
NPT 3/4 S4PN-020 16 29
NPT 1 S4PN-025 20.5 33
NPT 11/4 S4PN-032 24 36
NPT 11/2 S4PN-040 28.5 38
NPT 2 S4PN-050 33.5 43
NPT 2 1/2 S4PN-065 38 49
NPT 3 S4PN-080 43 55

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