MIL-DTL-17 Coaxial Cable Technical Guide

Comprehensive Technical Specification, Classifications, Mechanical/Environmental Characteristics & Specification Sheets Directory

Standard Flexible & High-Temperature Coaxial Cables (50 Ω)

PIN / RG DesignationImpedanceMax DC Resistance(@20°C)Operating TempRangeWorking Voltage /SpecsDeveloper Application Notes
M17/28-RG05850 ± 2 Ω1.48 Ω / 100 ft-40°C to +85°C1,900 V rms maxGeneral purpose 50 Ω flexible coax. Polyethylene core with PVC jacket.
M17/60-RG14250 ± 2 Ω0.92 Ω / 100 ft-55°C to +200°C1,900 V rms maxHigh-temperature dual silver-plated outer shield with PTFE dielectric core.
M17/74-RG21350 ± 2 Ω0.176 Ω / 100 ft-40°C to +85°C3,700 V rms maxGeneral purpose medium/low temp. PVC jacket. NATO preferred NWR-1.
M17/75-RG214 / RG36550 ± 2 Ω0.173 Ω / 100 ft-40°C/+85°C (RG214)-55°C/+85°C (RG365)3,700 V rms maxFreq: 11 GHz maxDouble silver-plated copper shield. RG365 uses low-temp TPE jacket (NATO NWR-35).
M17/93-RG178 / 0000150 ± 2 Ω24.45 Ω / 100 ft-55°C to +200°C (RG178)-55°C to +230°C(-00001)750 V rms maxFreq: 3 GHz maxMiniature high-temp coax. Silver-coated steel core, FEP (RG178) or PFA (-00001) jacket.
M17/111-RG30350 ± 2 Ω32 pF/ft max cap.-55°C to +200°C1,900 V rms CoronaWeight: 0.031 lb/ftHigh-temp PTFE dielectric, FEP jacket. Cold bend tested at -55°C.
M17/113-RG31650 ± 2 Ω8.41 Ω / 100 ft-55°C to +200°C1,200 V rms maxMiniature flexible coax for high-density electronic packaging.

Low-Smoke, Low-Loss & Enhanced Insulation Series (Shipboard/Enclosed)

PIN SpecificationImpedanceMax DC Resistance(@20°C)Operating TempRangeLow Smoke / LossSpecsDeveloper Environment & Applications
M17/134-00001..0450 ± 2 Ω1.05 Ω / 100 ft-40°C to +70°C (-01/02)-30°C to +85°C(-03/04)Triaxial .245″ ODWater Blocked optionCrosslinked polyolefin jacket (-03/04). Low smoke, non-hosing low temp application.
M17/192-00001..0350 ± 2 Ω0.0941 Ω / 100 ft-30°C to +85°CVelocity: 65.9% nominalVertical Flame PassedRedesigned to meet vertical flame test. Includes temperature-stabilized and water-resistant variants.
M17/211-00001..0472 ± 3 Ω0.65 Ω / 100 ft-30°C to +85°CNoise ≤320 µV p-pVoltage: 3,700 V rmsLow noise, low smoke cable. Designed to suppress mechanically induced flexure/vibration noise.
M17/221 through /22850 ± 2 Ω0.065 to 0.099 Ω/100ft(varies by OD)-30°C to +105°CLow Smoke / Low LossOD .242″ to 1.670″Precision low-loss shipboard coaxial series with crosslinked low-smoke jackets.
M17/229A75 ± 3 Ω1.22 Ω / 100 ft-30°C to +105°CVelocity: 84% nominalVoltage: 900 V rms75 Ω Low Smoke Low Loss cable. Diameter: .242″ (unarmored) / .312″ (armored).
M17/23575 ± 3 Ω2.74 Ω / 100 ft-55°C to +200°CEnhanced InsulationLow Smoke Index ≤25High-temperature low smoke coaxial cable with enhanced insulation resistance.

Semirigid, Twinaxial & MIL-STD-1553 Data Bus Cables

PIN / SpecificationImpedanceMax DC Resistance(@20°C)Operating TempRangeVoltage & FrequencyConstruction & Application Focus
M17/130-00001..1550 ± 2 Ω2.06 Ω / 100 ft-40°C to +125°C1,900 V rms maxFreq: 20 GHz max0.141″ semirigid solid copper tubing.Silver-coated copper or copper-clad steel core.
M17/176-00002 / 0377 ± 7 Ω2.84 Ω / 100 ft-55°C to +200°C (-02)-55°C to +150°C (-03)750 V rms maxVelocity: 68% – 72%24 AWG 19/36 silver-coated copper twin conductors. MIL-STD-1553 1 MHz multiplex data bus.
M17/179-0000175 ± 3 Ω24.45 Ω / 100 ft-55°C to +150°C75 Ω Triaxial FEP Outer JacketShield-critical medium high temp triaxial cable. Compatible with TRB/TRT connectors.
M17/182-00001 / 0295 ± 5 Ω0.68 Ω / 100 ft-30°C to +85°C750 V rms max Velocity: 65.9%Flexible Twin 95 Ω. Bare copper conductors, double copper braid, optional aluminum armor.
M17/201-00001..0477 ± 5 Ω16.2 to 28.4 Ω / 100 ft-65°C to +150°C600 V rms maxVelocity: 61% nominalTwinaxial data bus cable for MIL-STD-1553 main bus or stub interconnects.
M17/203 Data Bus77 ± 5 ΩNot Specified-65°C Cold BendEMP HardenedDouble ShieldedEMP hardened double-shielded twinaxial cable for military data bus environments.

Developer Engineering & Cable Selection Guidelines

  • High Temperature & Avionics: Select PTFE/FEP dielectric cables (M17/60, M17/93, M17/111, M17/176) rated for -55°C to +200°C.
  • Shipboard & Enclosed Spaces: Mandatory use of Low-Smoke, Low-Toxicity Crosslinked Polyolefin jackets (M17/134, M17/192, M17/211, M17/221-229). PVC jackets (M17/28, M17/74) are strictly prohibited in enclosed shipboard systems.
  • MIL-STD-1553 Data Bus Integration: Use 77 Ω Twinaxial cables (M17/176, M17/201, M17/203) with controlled capacitance (24 pF/ft max) and balanced twin conductors.
  • Low Noise Applications: Where vibration or flexure creates microphonic noise, specify M17/211 low-noise coax (max 320 µV peak-to-peak noise).

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