D-Series Distribution - MSHA-Rated Mining Cables


  • Can be installed in locations that require compliance with MSHA's Part 7, Subpart K of Title 30 of the Code of Federal Regulations (CFR) signal cables
  • Suitable for permanent installations


  • Multiple tight-buffered fibers stranded within a single jacket with common strength members
  • Ideal configuration for a single cable termination point requiring multiple fibers
  • Flame retardant - MSHA approved to Part 7, Subpart K of Title 30 Code of Federal Regulations (CFR)
  • Compact, lightweight cable design with the highest strength-to-weight ratio
  • Flexible, rugged, high-strength construction for long cable pulls
  • May be directly terminated with connectors with physical protection at termination points
  • Lower total installed costs
  • Helically stranded cable core for flexibility, survival in difficult pulls, and mechanical protection for the optical fibers
  • High performance tight-buffered coating on each optical fiber for environmental and mechanical protection
  Distribution Mining Cables
Operating Temperature -40°C to +85°C
Storage Temperature -55°C to +85°C
Installation Temperature (cable temp.) -10°C to +60°C
Flame Retardancy MSHA- approved 30CFR 7.408 Signal Cable
Crush Resistance 1,800 N/cm
Impact Resistance 1,500 impacts
Flex Resistance 2,000 cycles
These specifications are subject to change without prior notification.

OCC's indoor/outdoor tight-buffered MSHA-rated mining cables meet the functional requirements of the following standards:

  • MSHA Approved 30CFR 7.408 Signal Cables
  • Part 7, Subpart K of Title 30 Code of Federal Regulations (CFR)

  • GR-409-CORE
  • ICEA-S-104-696
  • ICEA-S-83-596
  • TIA-568
  • TIA-598

Instruction Sheets