AVK Supa Lock™ service connection valve, DI, PN16

For side tapping with Supa Lock™ spigot end/Supa Lock™ socket end, DN32

AVK headquater in Skovby Galten, Denmark


AVK International A/S

Bizonvej 1, Skovby, 8464 Galten, Denmark

Supa Lock™ service connection valve with spigot/socket connection. For water and neutral liquids to max. 70° C

AVK Supa Lock™ is a patented service connection system consisting of valves, tapping saddles and fittings with a fast two-step assembly without threads or use of tools. Supa Lock™ features a corrosion protected push-in and quick-lock joint secured by a safety retainer which prevents demounting under pressure. The Supa Lock™ service connection valve has one Supa Lock™ spigot end and one Supa Lock™ socket end with a full bore, and is of the renowned AVK design with triple safety stem sealing and vulcanized wedge.

Variant 103/00-003
Connection: Supa Lock™
Material: Ductile Iron
DN: DN32
PN: PN16
Closing direction: Clockwise to Close


  • Wedge of brass CW626N vulcanized with EPDM rubber – both brass and rubber certified for use in contact with drinking water– and  shaped with guides and a special rubber profile ensuring low closing torques
  • Stainless steel stem with rolled threads providing high strength
  • Stem sealing with an NBR wiper ring, a polyamide bearing with four NBR O-rings and an EPDM rubber manchette
  • EPDM bonnet gasket fixed in a recess
  • Countersunk and sealed stainless steel bonnet bolts encircled by the bonnet gasket
  • Fusion bonded epoxy coating in compliance with DIN 3476 part 1 and EN 14901, GSK approved
  • Easy two-step assembly by pushing the Supa Lock™ spigot end into the Supa Lock™ socket end and clicking on the safety retainer
  • The safety retainer is easy to mount and demount, and as extra safety the patented Supa Lock™ joint prevents demounting when the system is under pressure
  • The valve ends are designed with rotation stop to prevent the valve from rotating during the tapping/drilling process
  • The Supa Lock™ joint is sealed by two large O-rings of drinking water approved EPDM rubber
  • Full Ø32 bore for standard drill bit sizes



Reference nos. and dimensions:

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AVK ref. no. DN
103-032-00-000464 32 199 227 190 12 15 35 3.2
2D/3D drawings
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1. Stem Stainless steel 1.4104 (430F)
2. Wiper ring NBR rubber
3. O-ring NBR rubber
4. Bearing Polyamide
5. Thrust collar Brass, DZR CW602N
6. Manchette EPDM rubber
7. Bonnet Ductile iron GJS-500-7 (GGG-50)
8. Bonnet gasket EPDM rubber
9. Bonnet bolt Stainless steel A2, sealed with hot melt
10. Body Ductile iron GJS-500-7 (GGG-50)
11. Wedge Brass, DZR CW626N with EPDM
12. Safety retainer POM
13. O-ring EPDM rubber


  • Hydraulic test according to EN 1074-1 and 2 / EN 12266 |
  • Seat: 1.1 x PN (in bar), Body: 1.5 x PN (in bar). Operation torque test
  • Belgaqua approved
  • Approved according to Swedish type approval 1350 certified by KIWA


  • Designed according to EN 1074 part 1 & 2, Designed according to EN 1171
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