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Technical Data Sheet
PartsTable / COMPONENT / WM-59A/U
WM-59A/U ✓ 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 WM-59A/U 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 6145-00-220-9392, 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
WM-59A/U
NSN: 6145-00-220-9392
FSC: 6145
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberWM-59A/U
NSN6145-00-220-9392
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: WM-59A/U · 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
•
SURFACE TREATMENT: TIN CORE CONDUCTOR ALL CONDUCTORS
•
MATERIAL: RUBBER BUTADIENE-STYRENE CLASS SBR FIRST POSITION JACKET CABLE
•
STRAND AWG SIZE PER CONDUCTOR: 40 ALL CONDUCTORS
•
CONDUCTOR FORM: STRANDED ALL CONDUCTORS
•
ROUND CONDUCTOR SIZE: 24 AWG ALL CONDUCTORS
•
STRAND QUANTITY PER CONDUCTOR: 41 ALL CONDUCTORS
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTTIN CORE CONDUCTOR ALL CONDUCTORS
MATERIALRUBBER BUTADIENE-STYRENE CLASS SBR FIRST POSITION JACKET CABLE
STRAND AWG SIZE PER CONDUCTOR40 ALL CONDUCTORS
CONDUCTOR FORMSTRANDED ALL CONDUCTORS
MATERIALCOPPER ALLOY 162 CORE CONDUCTOR ALL CONDUCTORS
ROUND CONDUCTOR SIZE24 AWG ALL CONDUCTORS
STRAND QUANTITY PER CONDUCTOR41 ALL CONDUCTORS
MATERIALRUBBER BUTADIENE-STYRENE CLASS SBR FIRST POSITION PRIMARY INSULATION ALL CONDUCTORS
VOLTAGE RATING300.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
CONDUCTOR QUANTITY5
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
MIL-DTL-10392Interchangeable
interchangeable cross-reference
interchangeable
MILC10392Interchangeable
interchangeable cross-reference
interchangeable
WT-15A/UInterchangeable
interchangeable cross-reference
interchangeable
330 A 027.000Interchangeable
interchangeable cross-reference
interchangeable
FC24BInterchangeable
interchangeable cross-reference
interchangeable
6145005373704Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is WM-59A/U?
WM-59A/U is a WM-59A/U.
What parts can replace WM-59A/U?
There are 16 known substitutes for WM-59A/U: MIL-DTL-10392, MILC10392, WT-15A/U and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for WM-59A/U?
WM-59A/U is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-00-220-9392. 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