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Stainless Steel Springs for 1/2" SRVs BSP & NPT, for SRV 390 | 4387

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SKU -
4387
$12.20
$12.20

Description

17-7 stainless-steel replacement spring for Conrader brass-body soft-seat SRV safety relief valves used on compressed-air receivers and pressure vessels, dimensioned to the 1/2" soft-seat valve body as a like-for-like service-set part. Pressure settings outside the standard range can be ordered to suit specific service points; batch certification is available on request. Stocked in Australia by Ultramax Systems, supplied as a service part for technician test-bench set-pressure adjustment, with full recertification of the assembled valve supported in-house.

Features

  • Dimensioned to the Conrader SRV brass valve body — installs in the genuine housing without modification
  • 17-7 stainless-steel spring construction for consistent set-pressure over service life
  • Supplied unset for technician set-pressure adjustment on the test bench
  • Recertification of the assembled valve supported in-house by Ultramax Systems
  • Service-replacement part used during recertification of Conrader SRV soft-seat valves

Applications

  • General industrial and workshop valve servicing
  • Replacement spring for safety relief valves on compressed-air receivers and pressure vessels
  • Re-rating a safety relief valve to a different set pressure
  • Servicing and recertification of safety relief valves
  • Maintenance of compressor and pneumatic system relief valves

Specifications

Cap Material
ASTM B16 Brass
Colour
Green
Spring Material
17-7 Stainless Steel
Piston Material
ASTM B16 Brass
Pressure (kPa)
661 - 861
Pressure (psi)
96 - 125
Seal Material
Silicone (Standard) / Viton (on Request)
Seat Material
ASTM B16 Brass
Notes
We can supply other pressure settings to order. Batch Certificates can be supplied. All safety Valves can be recertified. Silicon Seal Max Temperature 120º C. Viton Seal Max Temperature 230º C
Flow Rate (scfm)
186 - 235