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Technical Data Sheet
PartsTable / COMPONENT / MIL-C-5756/1
MIL-C-5756/1 ✓ Verified by PartsTable
— · WIRE CABLE
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 MIL-C-5756/1 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-00-643-1255, 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
MIL-C-5756/1
NSN: 6145-00-643-1255
FSC: 6145
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberMIL-C-5756/1
NSN6145-00-643-1255
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: MIL-C-5756/1 · 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
•
CROSS-SECTIONAL SHAPE STYLE: ROUND
•
COLOR: BLACK FIRST POSITION COVER SINGLE CONDUCTOR
•
MATERIAL: COPPER CORE CONDUCTOR SINGLE CONDUCTOR
•
VOLTAGE RATING: 600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
•
ROUND CONDUCTOR SIZE: 0 AWG SINGLE CONDUCTOR
•
CONDUCTOR FORM: STRANDED SINGLE CONDUCTOR
•
STRAND QUANTITY PER CONDUCTOR: 2646 SINGLE CONDUCTOR
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLEROUND
COLORBLACK FIRST POSITION COVER SINGLE CONDUCTOR
MATERIALCOPPER CORE CONDUCTOR SINGLE CONDUCTOR
VOLTAGE RATING600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
MATERIALRUBBER SYNTHETIC FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
ROUND CONDUCTOR SIZE0 AWG SINGLE CONDUCTOR
CONDUCTOR FORMSTRANDED SINGLE CONDUCTOR
STRAND QUANTITY PER CONDUCTOR2646 SINGLE CONDUCTOR
STRAND AWG SIZE PER CONDUCTOR34 SINGLE CONDUCTOR
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B172 ASSN STD SINGLE MATERIAL RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
SAE-AS5756/1Upgraded Successor
successor cross-reference
successor
M5756/1-009Upgraded Successor
successor cross-reference
successor
AS5756/1Upgraded Successor
successor cross-reference
successor
01764Upgraded Successor
successor cross-reference
successor
11512-1Interchangeable
interchangeable cross-reference
interchangeable
760-04103-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-C-5756/1?
MIL-C-5756/1 is a MIL-C-5756/1.
What parts can replace MIL-C-5756/1?
There are 11 known substitutes for MIL-C-5756/1: SAE-AS5756/1, M5756/1-009, AS5756/1 and 8 more. Substitute compatibility should be verified for your specific system.
Is MIL-C-5756/1 still available?
MIL-C-5756/1 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026