The Ham-Let ‘’UH’’ Series is designed for ultra high-vacuum systems.

Product Information


  • Finger-tight assembly (with knurled nut)
  • Easy removal, easy repositioning in a system
  • Helium leak tested to 4X10-9
  • Maximum temperature: 242°C
  • Available factory assembly for many HAM-LET Valves: Ball Valve, Needle Valve, Diaphragm Valve, Filter, Check Valve
  • All metal parts are 316 Stainless Steel, O-ring – Fluorocarbon FKM.
  • Full range of sizes from 1/4” to 1” 

Product Information

Click to enlargeHam-Let UH Line (Ultra Torr®) Fittings


Order Info

Click to enlargeHow to order UH line


UH-Line-CatalogueFor further details on the full range please download the Ham-Let UH Line Fittings product overview brochure – HERE