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PartsTable / COMPONENT / MIL-W-16878/19
MIL-W-16878/19 ✓ 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-W-16878/19 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-00-058-2366, 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-W-16878/19
NSN: 6145-00-058-2366
FSC: 6145
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberMIL-W-16878/19
NSN6145-00-058-2366
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: MIL-W-16878/19 · 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
•
TEMP RATING: -55.0 CELSIUS AND 105.0 CELSIUS DEGC
•
CROSS-SECTIONAL SHAPE STYLE: ROUND
•
MATERIAL: PLASTIC POLYAMIDE NYLON SECOND POSITION JACKET SINGLE CONDUCTOR
•
VOLTAGE RATING: 3000.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B33 ASSN STD ALL MATERIAL RESPONSES CORE CONDUCTOR SINGLE CONDUCTOR
•
CONDUCTOR FORM: STRANDED SINGLE CONDUCTOR
TECHNICAL CHARACTERISTICS (FLIS)
TEMP RATING-55.0 CELSIUS AND 105.0 CELSIUS DEGC
CROSS-SECTIONAL SHAPE STYLEROUND
MATERIALPLASTIC POLYAMIDE NYLON SECOND POSITION JACKET SINGLE CONDUCTOR
VOLTAGE RATING3000.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
MATERIALCOPPER ALLOY 101 OR COPPER ALLOY 102 CORE CONDUCTOR SINGLE CONDUCTOR
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B33 ASSN STD ALL MATERIAL RESPONSES CORE CONDUCTOR SINGLE CONDUCTOR
MATERIALPLASTIC POLYVINYL CHLORIDE (PVC) FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
CONDUCTOR FORMSTRANDED SINGLE CONDUCTOR
ROUND CONDUCTOR SIZE22 AWG SINGLE CONDUCTOR
TRACER COLORBLUE FIRST TRACER SINGLE CONDUCTOR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
MIL-W-16878/19Upgraded Successor
successor cross-reference
successor
SHFS-42(49)Upgraded Successor
successor cross-reference
successor
M16878/19BRH8Upgraded Successor
successor cross-reference
successor
1586476-269Interchangeable
Same NIIN cross-reference
interchangeable
M16878/19BFB96Interchangeable
Same NIIN cross-reference
interchangeable
MIL-DTL-16878/19Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-W-16878/19?
MIL-W-16878/19 is a MIL-W-16878/19.
What parts can replace MIL-W-16878/19?
There are 6 known substitutes for MIL-W-16878/19: MIL-W-16878/19, SHFS-42(49), M16878/19BRH8 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-W-16878/19?
MIL-W-16878/19 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-00-058-2366. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026