PartsTable
Technical Data Sheet
RG78U ✓ Verified by PartsTable
· MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Stranded for flexible routing, solid for conduit THHN/THWN dual-rated — check both tables
Ampacity depends on installation method
PRODUCT OVERVIEW

The RG78U is a the manufacturer industrial component. Key specifications include material: COPPER CORE CONDUCTOR SINGLE CONDUCTOR, conductor_form: STRANDED SINGLE CONDUCTOR, voltage_rating: 8000.0 AC MAXIMUM RATED WORKING VOLTAGE SINGLE CONDUCTOR, special_features: CABLE TYPE RG-78/U, round_conductor_size: 16 AWG SINGLE CONDUCTOR, electrical_resistance: 48.0 OHMS IMPEDANCE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-00-161-0918, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO MRO_GENERAL RG78U
NSN: 6145-00-161-0918
FSC: 6145
CAGE: 81350 — JOINT ARMY-NAVY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialCOPPER CORE CONDUCTOR SINGLE CONDUCTOR
conductor_formSTRANDED SINGLE CONDUCTOR
voltage_rating8000.0 AC MAXIMUM RATED WORKING VOLTAGE SINGLE CONDUCTOR
special_featuresCABLE TYPE RG-78/U
conductor_quantity1
round_conductor_size16 AWG SINGLE CONDUCTOR
electrical_resistance48.0 OHMS IMPEDANCE
cross-sectional_shape_styleROUND
strand_awg_size_per_conductor29 SINGLE CONDUCTOR
strand_quantity_per_conductor19 SINGLE CONDUCTOR
cross_section_outside_diameter0.385 INCHES NOMINAL IN
nominal_capacitance_in_picofarads50.0 PER FOOT
NSN6145-00-161-0918
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: RG78U · OEM ⚠ VERIFY BEFORE ORDERING Ampacity depends on installation method — conduit ≠ free air ≠ underground. Same wire, different ratings. AWG sizing is inverse — smaller number = thicker wire (4 AWG > 12 AWG) ✓ BROKER TIP Stranded = flexible routing and vibration resistance. Solid = fixed conduit runs only. THHN/THWN = dual rated — check both dry and wet ampacity tables PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
NOMINAL CAPACITANCE IN PICOFARADS: 50.0 PER FOOT
STRAND AWG SIZE PER CONDUCTOR: 29 SINGLE CONDUCTOR
CONDUCTOR FORM: STRANDED SINGLE CONDUCTOR
STRAND QUANTITY PER CONDUCTOR: 19 SINGLE CONDUCTOR
CONDUCTOR ARRANGEMENT AND QUANTITY: 1 COAXIAL
ROUND CONDUCTOR SIZE: 16 AWG SINGLE CONDUCTOR
VOLTAGE RATING: 8000.0 AC MAXIMUM RATED WORKING VOLTAGE SINGLE CONDUCTOR
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL CAPACITANCE IN PICOFARADS50.0 PER FOOT
SPECIAL FEATURESCABLE TYPE RG-78/U
STRAND AWG SIZE PER CONDUCTOR29 SINGLE CONDUCTOR
CONDUCTOR FORMSTRANDED SINGLE CONDUCTOR
STRAND QUANTITY PER CONDUCTOR19 SINGLE CONDUCTOR
CONDUCTOR ARRANGEMENT AND QUANTITY1 COAXIAL
ROUND CONDUCTOR SIZE16 AWG SINGLE CONDUCTOR
VOLTAGE RATING8000.0 AC MAXIMUM RATED WORKING VOLTAGE SINGLE CONDUCTOR
MATERIALCOPPER CORE CONDUCTOR SINGLE CONDUCTOR
CROSS SECTION OUTSIDE DIAMETER0.385 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
MIL-C-17/22Upgraded Successor
successor cross-reference
successor
M17/22-00001Upgraded Successor
successor cross-reference
successor
JANC17Upgraded Successor
successor cross-reference
successor
RG27UUpgraded Successor
successor cross-reference
successor
M17/22-RG27Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RG78U?
RG78U is a RG78U. It is classified as a MRO (MRO_GENERAL).
What parts can replace RG78U?
There are 5 known substitutes for RG78U: MIL-C-17/22, M17/22-00001, JANC17 and 2 more. Substitute compatibility should be verified for your specific system.
Is RG78U still available?
RG78U is currently cancelled.
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