
Branch Line Restraint Pipe Attachment
The breakaway bolt head allows seismic hangers to be easily installed and inspected. Meets NFPA®-13 requirements for seismic suspension meets UL listed and FM approved.

1 "

1 1/4 "

1 1/2 "

2 "
Step 1: Place the pipe attachment around the pipe
Step 2: Place the threaded rod into the symetrical opennings on the attachment
Step 3: Tighten the grip clamp by simply tightening the bolt attached.
• Material : Steel
• Coating : Zinc Plated
• Approval : UL Listed and FM Approved
• Accepts 3/8" or 1/2" (M10 or M12) threaded rod
• Quick grip clamp simplifies measuring and cutting of threaded rod
• Eliminates need to cut threaded rod to exact dimensions
• Can be installed with threaded rod above or below the service pipe
• Shear-off head helps ensure correct torque and simplifies inspection
• Traditional methods for installing branch line restraints in fire sprinkler systems are cumbersome and time-consuming.
• Contractors often cut (and re-cut) threaded rod to precise measurements to restrain the sprinkler pipe with a loop hanger and surge restraint.
• To avoid these laborious methods, nVent has modernised this process and developed the Branch Restraint System.
Kod Code |
Boru Boyutu Pipe Size |
NB/DN (mm) |
Dış Çap Outer Dia. (OD) |
Rot Boyutu Rod Size (RS) |
H (mm) | L (mm) | W (mm) | |
3100404477 | 1 " | 25 | 33,4 mm | M10, M12 | 169,4 | 41,4 | 22,2 | |
3100404478 | 1 1/4 " | 32 | 42,2 mm | M10, M12 | 192,0 | 50,0 | 22,2 | |
3100404479 | 1 1/2 " | 40 | 48,3 mm | M10, M12 | 208,4 | 56,1 | 22,2 | |
3100404480 | 2 " | 50 | 60,3 mm | M10, M12 | 240,0 | 68,3 | 22,2 |