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FIG AF310 AF310 Surge Restrainer

Af310
Description

Size Range: 1" thru 2" Figure 69, Swivel Ring Hanger

Material: Carbon Steel

Finish: Pre-Galvanized per ASTM A653

Restrainer Service: Prevents vertical movement of horizontal sprinkler piping from thrust loads due to sprinkler activation. The surge restrainer is intended to be installed with Anvil’s Figure 69 Swivel Ring Hanger.

Restraint Service: May be installed as part of a branch line seismic restraint assembly per the requirements of NFPA 13. The surge restrainer is intended to be installed with Anvil’s Figure 69 Swivel Ring Hanger.

Approvals: cULus Listed (UL 203 and UL 203a). Complies with the hanging and restraint requirements listed in NFPA 13.

Features:

  • One universal size accommodates Fig. 69 sizes 1" through 2".
  • Simple design allows for quick installation on existing sprinkler systems.

Installation Instructions:

  • Snap surge restrainer onto the Fig. 69 knurl nut.
  • The gap between the surge restrainer and service pipe shall not exceed 1/8".
  • Fire Protection applications shall also be installed per the requirements of NFPA 13.

Ordering: Specify figure number and description.

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