ISO-KF Flange With NPT Thread Female

Description

The ISO-KF Flange With NPT Thread Female is designed for ISO-KF vacuum systems where a female NPT threaded connection is required for compact and reliable integration of instrumentation or auxiliary line connections. Based on the product sheet image, it is available in Stainless Steel 304 / 1.4301 and Stainless Steel 316L / 1.4404, with an FKM O-ring, a pressure range of 1 × 10⁻⁸ mbar to 500 mbar, and an O-ring temperature range of -15 to 150 °C.

Field Data
Product Name ISO-KF Flange With NPT Thread Female
System ISO-KF
Product Type Flange With NPT Thread Female
Connection Type Female NPT thread
Material Versions Stainless Steel 304 / 1.4301, Stainless Steel 316L / 1.4404
Pressure Range 1 × 10⁻⁸ mbar to 500 mbar
O-Ring Material FKM
O-Ring Temperature Range -15 to 150 °C
Catalog Note Consider O-ring temperature ranges
Available Sizes (DN) 16, 25
Available Thread Options NPT 1/8, NPT 1/4
Main Dimensions L, Thread
Temperature Range - Stainless Steel 304 / 1.4301 -196 to 300 °C
Temperature Range - Stainless Steel 316L / 1.4404 -196 to 350 °C
Stainless Steel 304 / 1.4301
Size (DN) L (mm) Thread Order No
16 20 NPT 1/8 VC1ADH1SS016-02-20
16 20 NPT 1/4 VC1ADH1SS016-03-20
25 20 NPT 1/8 VC1ADH1SS025-02-20
25 20 NPT 1/4 VC1ADH1SS025-03-20
Stainless Steel 316L / 1.4404
Size (DN) L (mm) Thread Order No
16 20 NPT 1/8 VC1ADH2SS016-02-20
16 20 NPT 1/4 VC1ADH2SS016-03-20
25 20 NPT 1/8 VC1ADH2SS025-02-20
25 20 NPT 1/4 VC1ADH2SS025-03-20

Stainless Steel 304 / 1.4301
Size (DN) L (mm) Thread
16 20 NPT 1/8
16 20 NPT 1/4
25 20 NPT 1/8
25 20 NPT 1/4
Stainless Steel 316L / 1.4404
Size (DN) L (mm) Thread
16 20 NPT 1/8
16 20 NPT 1/4
25 20 NPT 1/8
25 20 NPT 1/4

Download Datasheet from here