Home » Products » Seismic Attachments » Swivel Attachment for Fire Sprinkler Branch Line Restraint

Swivel Attachment for Fire Sprinkler Branch Line Restraint

UTT14 swivel attachment is used for lateral restraint of fire sprinkler branch lines. It connects to a structure or structural attachment as part of a branch line restraint assembly. The unit fits 3/8 inch threaded rod and accommodates service lines from 1 inch to 4 inches. Made from carbon steel with electro-galvanized finish. Maximum restraint load reaches 1,000 lbs. Lightweight design at only 0.19 lbs per unit. Suitable for commercial buildings, industrial facilities and public buildings requiring branch line lateral restraint.
  • UTT14

  • UTTERLY

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Product Overview

UTT14 is a swivel attachment designed for lateral restraint of fire sprinkler branch lines. It connects to a building structure or structural attachment and works as a key component in a branch line restraint assembly. The product limits horizontal movement of branch piping, reducing stress on pipe joints and sprinkler heads during seismic events or mechanical vibration.

In fire sprinkler systems, branch lines are particularly vulnerable to lateral movement. UTT14 addresses this by providing a secure restraint point that keeps the piping in place without restricting necessary thermal expansion or contraction.

Single pipe seismic bracing support drawing, transverse anti-seismic hanger for pipeline, construction pipe seismic bracket technical sketch

Attribute

Specification

Product Name

UTT14 Swivel Attachment (Lateral Restraint Connector)

Model No.

UTT14

Function

Lateral restraint for fire sprinkler branch lines

Rod Size

3/8 inch

Service Line Size

1 inch to 4 inches

Max Restraint Load

1,000 lbs

Max Threaded Rod Length

29 inches

Material

Carbon Steel

Finish

Electro-galvanized

Unit Weight

0.19 lbs

Applications

Commercial buildings, industrial facilities, parking garages, hospitals, branch line restraint

Loads (lbs)  Weight (lbs)  Dimensions (in)

Rod Size

Max Load

Max Threaded Rod

Length Weight

3/8"

Restraint: 1,000

Hanger: Up to 4" Pipe

Restraint: 29

Hanger: N/A

0.19

Material and Finish

UTT14 is manufactured from carbon steel with an electro-galvanized finish. The carbon steel construction provides adequate strength for lateral restraint applications. The electro-galvanized coating offers corrosion protection suitable for indoor and sheltered environments.

Load Capacity and Specifications

The attachment fits 3/8 inch threaded rod. When used as a lateral restraint connector, maximum load capacity is 1,000 lbs. Service line compatibility ranges from 1 inch to 4 inches, covering most branch line applications in fire sprinkler systems.

Each unit weighs only 0.19 lbs, making it easy to handle and install. No special tools are required for installation.

Application Scenarios

UTT14 is suitable for branch line lateral restraint in various building types, including office buildings, shopping centers, industrial facilities, underground parking garages and hospitals.

The product works well in both new construction projects and retrofit applications where existing branch lines need additional bracing.

Why Choose UTT14

Lightweight design, simple installation and reliable lateral restraint performance make UTT14 a practical choice for fire sprinkler branch line applications. The electro-galvanized finish ensures long-term durability in typical indoor environments.

FAQs

1. What pipe sizes does the UTT14 work with?

It fits service lines from 1 inch to 4 inches, primarily used for lateral restraint of fire sprinkler branch lines.

2. What is the maximum restraint load of UTT14?

Maximum lateral restraint load is 1,000 lbs when used as a restraint connector.

3. What rod size does UTT14 fit?

It fits 3/8 inch threaded rod.

4. What is the difference between UTT14 and UTTH10?

UTTH10 is a structural attachment for mains and risers, fitting pipes up to 8 inches with higher load capacity. UTT14 is a swivel attachment for branch lines, fitting 3/8 inch rods and covering 1 to 4 inch pipes with 1,000 lbs restraint load. They serve different roles in a sway brace system and are typically used together.

5. Is OEM service available for UTT14?

Yes, custom branding and packaging are available upon request. Contact our sales team for more information.

Size Range: 3 /8" rod diameter, Service Line: 1" through 4"
Material: Carbon steel
Finish: Zinc Plated
Restraint Service: Used to restrain pipe systems. A lateral restraint connector that is attached to a structure or structural attachment for a branch line restraint assembly.
Hanger Service: Used to adapt 3 /8" threaded rod to angled building structures

Features: 1.  Comes assembled and ready for installation
                  2.  3 /8-16UNC threaded hole to receive threaded rod


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                  Loads (lbs) • Weight (lbs) • Dimensions (in)
Rod Size

Max Load

Max Threaded Rod
Length Weight
3/8"
Restraint: 1,000
Hanger: Up to 4" Pipe
Restraint: 29
Hanger: N/A
0.19


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Laurel Sun :+8615806474942
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