155*f 1/2" Viking Vk453 Freedom Residential Horizontal Sidewall Sprinkler White

US $6.95

  • Miami, Florida, United States
  • Jan 30th
Viking Freedom Residential Horizontal Sidewall Fire Sprinklerhead  White Polyster 1/2" NPT, 155*F/68*C Glass Bulb,  K=4.0 - UL/FM Model: VK453 1. DESCRIPTION Viking Freedom® Residential Horizontal Sidewall Sprinkler VK453 is a small, thermosensitive, glass-bulb residential sprinkler available in several different finishes and  temperature ratings to meet varying design requirements. The orifice design, with a K-Factor of 4.0 (57.7 metric†), allows efficient use of available water supplies for the  hydraulically designed fire-protection system. The fast response type glass bulb and special deflector combine speed of operation and area of coverage to meet residential sprinkler standards while being aesthetically pleasing. 2. LISTINGS AND APPROVALS cULus Listed: Category VKKW NYC Approved: MEA 89-92-E, Volume 35 NSF Certified: NSF/ANSI Standard 61, Drinking Water System Components Refer to the Approval Chart on pages 143x and Design Criteria on page 143y for cULus Listing requirements that must be followed. 3. TECHNICAL DATA Specifications: Available since 2005. Minimum Operating Pressure: Refer to the Approval Chart. Maximum Working Pressure: 175 psi (12 bar). Factory tested hydrostatically to 500 psi (34.5 bar). Testing: U.S.A. Patent No. 4,831,870 Thread size: 1/2” (15 mm) NPT  Nominal K-Factor: 4.0 U.S. (57.7 metric†) †Metric K-factor measurement shown is when pressure is measured in Bar. When pressure is measured in kPa, divide the metric K-factor shown by 10.0. Glass-bulb fluid temperature rated to -65 °F (-55 °C) Overall Length: 2-7/16” (62 mm) Material Standards: Frame Casting: Brass UNS-C84400  Deflector: Phosphor Bronze UNS-C51000 Bulb: Glass, nominal 3 mm diameter Belleville Spring Sealing Assembly: Nickel Alloy, coated on both sides with Teflon Tape Pip Cap and Insert Assembly: Copper UNS-C11000 and Stainless Steel UNS-S30400 Compression Screws: 18-8 Stainless Steel Yoke: Phosphor Bronze UNS-C51000
Condition New other (see details) :
A new, unused item with absolutely no signs of wear. The item may be missing the original packaging, or in the original packaging but not sealed. The item may be a factory second or a new, unused item with defects. See the seller’s listing for full details and description of any imperfections.
Seller Notes These are new never used sprinklers, and were stored in a box together. May have some scratches on the white Paint on the Brass Sprinkler Frame. Please see images.

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