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PartsTable / COMPONENT / THHN/THWN12AWG-SOLID-WHT.
THHN/THWN12AWG-SOLID-WHT. ✓ 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 THHN/THWN12AWG-SOLID-WHT. is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-00-173-6643, 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
THHN/THWN12AWG-SOLID-WHT.
NSN: 6145-00-173-6643
FSC: 6145
CAGE: 9S169 — BECK ELECTRIC SUPPLY CO, INCORPORATED DBA BECK ELECTRIC SUPPLY CO DIV SEATTLE (USA)
SPECIFICATIONS
Part NumberTHHN/THWN12AWG-SOLID-WHT.
NSN6145-00-173-6643
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: THHN/THWN12AWG-SOLID-WHT. · 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
•
VOLTAGE RATING: 600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
•
MATERIAL: COPPER CORE CONDUCTOR SINGLE CONDUCTOR
•
CONDUCTOR FORM: SOLID SINGLE CONDUCTOR
•
COLOR: WHITE FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
•
ROUND CONDUCTOR SIZE: 12 AWG SINGLE CONDUCTOR
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESWIRE DUAL RATED AND MEETS THE PERFORMANCE REQUIREMENTS OF UL TYPESTHWN AND THHN
VOLTAGE RATING600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
MATERIALCOPPER CORE CONDUCTOR SINGLE CONDUCTOR
MATERIALPLASTIC POLYAMIDE NYLON SECOND POSITION JACKET SINGLE CONDUCTOR
MATERIALPLASTIC FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
CONDUCTOR FORMSOLID SINGLE CONDUCTOR
COLORWHITE FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
ROUND CONDUCTOR SIZE12 AWG SINGLE CONDUCTOR
TEMP RATING90.0 CELSIUS DEGC
CROSS-SECTIONAL SHAPE STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
J-C-30Upgraded Successor
successor cross-reference
successor
BC0934520C1000Upgraded Successor
successor cross-reference
successor
W0780/A/05Upgraded Successor
successor cross-reference
successor
S158175Upgraded Successor
successor cross-reference
successor
J-C-30THHN/THWN06CF1/14TPJ0Upgraded Successor
successor cross-reference
successor
A-A-59544Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is THHN/THWN12AWG-SOLID-WHT.?
THHN/THWN12AWG-SOLID-WHT. is a THHN/THWN12AWG-SOLID-WHT..
What parts can replace THHN/THWN12AWG-SOLID-WHT.?
There are 26 known substitutes for THHN/THWN12AWG-SOLID-WHT.: J-C-30, BC0934520C1000, W0780/A/05 and 23 more. Substitute compatibility should be verified for your specific system.
Is THHN/THWN12AWG-SOLID-WHT. still available?
THHN/THWN12AWG-SOLID-WHT. 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