Ruggedized ST Connector


Stran Technologies offers Ruggedized ST connectors for applications where conditions are severe, reliability critical, and full compliance to MIL-C-83552 is not mandatory. All connector body parts are precision-machined nickel-plated brass. These connectors are TIA/EIA 604 compliant and compatible with ST style adapters, 900um and 2.0 mm to 3.0 mm cables. We have designed them to be field installable and compatible with standard polishing equipment. These connectors are made with Zirconia ferrules and bellcore boots are available in a number of colors, including green, red, and blue.  The best choice for high reliability applications.

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  • Cabinet Mounted Communication Systems
  • Homeland Security and Surveillance
  • Naval Shipboard Applications
  • Deployable Military Tactical Networks
  • Oil and Gas Surface Applications
  • Harsh Industrial Installations
  • Emergency Restoration Systems

Features / Options

  • TIA/EIA 604 compliant
  • Compatible with ST style adapters
  • Adapter compatible with ST style connectors
  • Pre-radiused zirconia ferrule to minimize field polishing
  • Nickel plated brass components and stainless steel spring
  • Field installable and maintainable
  • Split zirconia sleeve for improved insertion loss
  • Components are DFAR compliant, machined, finished and assembled in the USA
  • Compatible with standard hand and machine polishing equipment
  • Standard Bellcore Boot Colors: Beige, Black, Blue, Gray, Green, Red, White, Yellow
  • Materials:

Boot: Hytrel, UL 94 V-1 rated standard

Ferrule: Zirconia

Nut: Nickel-plated Brass

Spring: Stainless Steel

Stem: Nickel-plated Brass


Title Description
Optical Insertion Loss 9/125 μm: 0.50 dBmax, 0.35 dBtyp 62.5/125 μm: 0.50 dBmax, 0.14 dBtyp
Return Loss >30 dB MMF, >45 dB SMF with PC polish
Mating Durability  500 cycles per EIA-455-21
Salt Spray 5% salt solution / 96 hr
Temperature/Humidity -10° C to +65° C, 10 cycles
Withdrawal Force 200-600 grams
Temperature Cycle  -46°C to +85°C, 5 cycles
Temperature Life 100° C for 240 hours
Tensile Loading 20lb for 1 minute
Operating Temperature -46°C to +85°C
Cable Retention  > 22 Lbs


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