Materials & Finish
- Material: ductile cast iron, ASTM A536 Grade 65-45-12.
- Finish: painted red; red epoxy available on request.
Reducing Adapter Nipple
Viking Fireking VK-ANR Reducing Adapter Nipple
VK-ANR — ductile iron, 34.5 bar (500 psi), 1-1/2" × 1" and 2" × 1-1/2", NPT or BSP
Viking Fireking VK-ANR Reducing Adapter Nipple from Viking is a one-piece ductile iron fitting that joins grooved pipe to a smaller threaded outlet, rated 34.5 bar (500 psi), NPT or BSP threads.
Manufactured by
Viking
Viking Fireking VK-ANR Reducing Adapter Nipple
Review the confirmed product information, including description, features, benefits, and applications.
The Viking Fireking™ VK-ANR Reducing Adapter Nipple connects grooved piping to smaller threaded outlets. It combines a grooved-to-thread transition and a size reduction in one compact fitting.
Designed for high-pressure fire-suppression systems, it allows a size reduction without additional reducers or fittings for a clean installation. The nipple is made of ductile iron and is supplied painted red, with red epoxy available on request.
Pressure
- Working pressure: 34.5 bar (500 psi).
Connection & Sizes
- NPT sizes: 1-1/2" × 1" and 2" × 1-1/2".
- BSP sizes: DN40 × DN25 and DN50 × DN40.
- Grooved end with reduced threaded end, NPT or BSP.
Design
- Compact one-piece reducing design.
- For water-based fire-suppression systems.
Two Functions in One
Combines size reduction and grooved-to-thread transition in one fitting.
Fewer Joints
Reduces the number of joints, lowering leak risk.
Time & Material Saving
Saves installation time and material cost.
High Pressure Rating
Rated 34.5 bar (500 psi) for fire-pump discharge and riser connections.
The VK-ANR suits reducing connections from grooved fire-protection piping to smaller threaded components.
Threaded Valves
Connection of smaller threaded valves to grooved pipe.
Instruments
Reduced threaded take-offs for gauges and instruments.
Drain Connections
Threaded drain connections from grooved piping.
Sprinkler Accessories
Connection of threaded sprinkler system accessories.
UL Listed
The VK-ANR is UL Listed at a working pressure of 34.5 bar (500 psi).
FM Approved
The VK-ANR is FM Approved at a working pressure of 34.5 bar (500 psi).
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Viking Fireking VK-AN Adapter Nipple
View confirmed product details and technical information for Viking Fireking VK-AN Adapter Nipple.