730-3000 - Trident Marine Stainless Steel Constant Torque Clamp | Aztek Computers
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SKU: RAAC1I735H |  Mfg. Part: 730-3000  |  0 Reviews  |     Share

730-3000 - Trident Marine Stainless Steel Constant Torque Clamp 5/8" Band, Hose I.D. - 2-3/4" to 3-1/4", Hose O.D. 3.25"

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Product Overview

Stainless Steel Constant Torque Clamp 5/8" Band, Hose I.D. - 2-3/4" to 3-1/4", Hose O.D. 3.25" to 4.125"

Virtually all rubber hose compresses (cold flow) after installation of clamping device, resulting in an almost immediate torque loss that can exceed 80% of installation torque. Similarly, virtually all metal connections expand as a system heats up, and then contracts as the system cools. Conventional worm gear, T-bolt, and other clamps are passive, in that expansion or contraction of components cannot be compensated for with out re-tightening or loosening the clamps. This clamping system is an “active” clamping mechanism, which monitors and then compensates for the changes by actually changing diameter through a unique worm gear Belleville assembly.

Specifications:

  • Hose I.D. - 2-3/4" to 3-1/4", Hose O.D. 3.25" to 4.125"
  • Recommend max. torque - smaller id. sizes up to 730-3000 - 30 to 70 in.-lbs, larger id. sizes above 730-3000 - 50 to 120 in.-lbs

Construction:

  • Band & Housing: 304 Stainless Steel 5/8” Wide Band
  • Bellville Spring Washers & Screw: 401 Stainless Steel

Expert Overview

The Trident Marine Stainless Steel Constant Torque Clamp is designed for IT environments requiring secure hose and cable management where thermal expansion and material compression are factors. This active clamping mechanism addresses the common issue of torque loss in conventional clamps, which can occur due to rubber hose cold flow or metal connection expansion and contraction. Unlike passive clamping devices, this system utilizes a unique worm gear Belleville assembly to continuously monitor and adjust its diameter, compensating for changes in component size without manual intervention. Constructed from 304 stainless steel for the band and housing, and 401 stainless steel for the Belleville spring washers and screw, it offers durability for demanding applications. This clamp is suitable for hoses with an inner diameter of 2-3/4" to 3-1/4" and an outer diameter of 3.25" to 4.125". The part number for this specific model is 730-3000.

Product Details

  • Manufacturer:
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  • Condition:
  • Weight:
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  • Updated:
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  • Trident Marine
  • 730-3000
  • New
  • 0 lbs
  • 5 X 5 X 5
  • Sep 03, 2026
  • Aug 26, 2026
Product Identifiers: Brand: Trident Marine • Part #: 730-3000 • Category: Hose & Cable Clamps

Frequently Asked Questions

What hose dimensions is this clamp compatible with?

This clamp is designed for hoses with an inner diameter (I.D.) ranging from 2-3/4" to 3-1/4" and an outer diameter (O.D.) from 3.25" to 4.125".

What materials are used in the construction of this clamp?

The band and housing are made from 304 stainless steel with a 5/8" wide band. The Belleville spring washers and screw are constructed from 401 stainless steel.

What is the recommended maximum torque for installation?

For this specific clamp (part number 730-3000) and other smaller I.D. sizes, the recommended maximum torque is between 30 to 70 in.-lbs.

How does this clamp compensate for hose compression or thermal expansion?

This is an active clamping mechanism that uses a worm gear Belleville assembly. This system monitors changes in the hose or connection and adjusts its diameter to compensate for cold flow compression or thermal expansion/contraction, maintaining consistent clamping force.

730-3000 - Trident Marine Stainless Steel Constant Torque Clamp 5/8" Band, Hose I.D. - 2-3/4" to 3-1/4", Hose O.D. 3.25"

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