Materials & Finish
- Body: ductile cast iron, ASTM A536 Grade 65-45-12.
- Finish: painted red or galvanized.
- Red epoxy coating available on request.
Grooved Flange Adapter
Viking Fireking VK-FAP Flange Adapter PN16
VK-FAP — PN16, 20.7 bar (300 psi), 2" to 12" (DN50–DN300)
Viking Fireking VK-FAP Flange Adapter PN16 from Viking is a one-piece ductile iron adapter with grooved inlet and integral PN16 flange for fire-protection piping, rated 20.7 bar (300 psi), 2" to 12".
Manufactured by
Viking
Viking Fireking VK-FAP Flange Adapter PN16
Review the confirmed product information, including description, features, benefits, and applications.
The Viking Fireking™ VK-FAP Flange Adapter PN16 is a compact, one-piece fitting that connects grooved piping directly to PN16 flanged components. Its rigid design keeps the connection aligned and sealed, which suits permanent connections in fire-suppression systems.
The adapter is made from ductile cast iron to ASTM A536 Grade 65-45-12 and is rated for a working pressure of 20.7 bar (300 psi). It is supplied painted red or galvanized, with red epoxy available on request.
Pressure & Service
- Working pressure: 20.7 bar (300 psi).
- For water-based fire-suppression systems.
Connection & Sizes
- Grooved inlet with integral flange.
- Flange standard: PN16.
- Nominal sizes 2" to 12" (DN50 to DN300).
Design
- One-piece rigid design.
- Fewer components than split flanges.
Alignment-Stable Joint
Gives a rigid, alignment-stable flanged connection.
Fewer Components
Uses fewer components than split flange connections.
Faster Installation
Installs faster than welded flanged joints.
High-Duty Service
Suits high-duty fire-protection piping.
The VK-FAP Flange Adapter makes permanent connections from grooved piping to PN16 flanged equipment in sprinkler and standpipe installations.
Flanged Valves
Permanent connections to PN16 flanged valves.
Fire Pumps
Grooved-to-flange connections at fire pumps.
Flow Meters
Connections to flanged meters in fire-protection lines.
Flanged Equipment
Other PN16 flanged equipment in sprinkler and standpipe systems.
UL Listed
UL maximum working pressure 300 psi (20.7 bar) for listed sizes.
FM Approved
FM maximum working pressure 300 psi (20.7 bar) for approved sizes.
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