Seismic V-Loop 150# Flanged 4" Movement | FlexPipe USA

The Seismic V-Loop - 150# Flanged with 4" Movement is engineered for critical piping systems requiring superior flexibility and seismic protection. This industrial-grade expansion joint accommodates 4 inches of axial movement, making it ideal for thermal expansion, vibration isolation, and seismic compliance in mechanical systems.

Construction & Materials:

321 Stainless Steel corrugated hose core for enhanced durability and corrosion resistance
304 Stainless Steel braided outer layer for reinforcement and pressure containment
150# flanged ends for secure, leak-free connections
Factory-welded assembly ensures consistent quality and reliability

Compliance & Standards:

NSF 372 certified for safe potable water applications
Buy American Act compliant - proudly manufactured in the USA
Rated for demanding industrial, commercial, and municipal applications

Available in 9 pipe sizes (2" through 12" NPS), the Seismic V-Loop provides flexible piping solutions for HVAC, plumbing, process piping, and seismic-sensitive installations. FlexPipe USA delivers trusted expansion joints with expert support and rapid delivery.

Construction & Materials:

321 Stainless Steel corrugated hose core for enhanced durability and corrosion resistance
304 Stainless Steel braided outer layer for reinforcement and pressure containment
150# flanged ends for secure, leak-free connections
Factory-welded assembly ensures consistent quality and reliability

Compliance & Standards:

NSF 372 certified for safe potable water applications
Buy American Act compliant - proudly manufactured in the USA
Rated for demanding industrial, commercial, and municipal applications

Seismic V-Loop - 150# Flanged - 4" Movement

Technical Downloads

Series 437 Pipe Slide Support Assembly – 10" to 24" NPS

Seismic V-Loop - Weld End - 4" Movement

Seismic V-Loop - Grooved - 4" Movement

Seismic V-Loop - Threaded NPT - 4" Movement

Series 437 Pipe Slide Support Assembly – 10" to 24" NPS

Seismic V-Loop - Weld End - 4" Movement

Seismic V-Loop - Grooved - 4" Movement

Seismic V-Loop - Threaded NPT - 4" Movement

Seismic V-Loop - 150# Flanged - 4" Movement

Technical Downloads

Related Products

Series 437 Pipe Slide Support Assembly – 10" to 24" NPS

Seismic V-Loop - Weld End - 4" Movement

Seismic V-Loop - Grooved - 4" Movement

Seismic V-Loop - Threaded NPT - 4" Movement

Related Products

Series 437 Pipe Slide Support Assembly – 10" to 24" NPS

Seismic V-Loop - Weld End - 4" Movement

Seismic V-Loop - Grooved - 4" Movement

Seismic V-Loop - Threaded NPT - 4" Movement