PartsTable
Technical Data Sheet
QQ-W-343 ✓ 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 QQ-W-343 is a the manufacturer industrial component. Key specifications include length: 833.000 FEET NOMINAL FT, material: COPPER CORE CONDUCTOR SINGLE CONDUCTOR, temp_rating: 20.0 CELSIUS DEGC, usage_design: OUTSIDE CABLE, conductor_form: SOLID SINGLE CONDUCTOR, heat_treatment: ANNEALED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-00-023-6778, 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 QQ-W-343
NSN: 6145-00-023-6778
FSC: 6145
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
length833.000 FEET NOMINAL FT
materialCOPPER CORE CONDUCTOR SINGLE CONDUCTOR
temp_rating20.0 CELSIUS DEGC
usage_designOUTSIDE CABLE
conductor_formSOLID SINGLE CONDUCTOR
heat_treatmentANNEALED
special_featuresSOLDERABILITY IS TESTED IAW METHOD 208 OF ML-STD-202
basic_shape_styleROUND
precious_materialSILVER
surface_treatmentTIN CORE CONDUCTOR SINGLE CONDUCTOR
round_conductor_size20 AWG SINGLE CONDUCTOR
end_item_identification1430-01-418-4396, RADAR SET,SEMITRAILER MOUNTED
NSN6145-00-023-6778
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: QQ-W-343 · 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: 20.0 CELSIUS DEGC
CROSS SECTION OUTSIDE DIAMETER: 0.204 INCHES NOMINAL IN
PRECIOUS MATERIAL: SILVER
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
STRAND QUANTITY PER CONDUCTOR: 49 SINGLE CONDUCTOR
PRECIOUS MATERIAL AND LOCATION: CONTACT SURFACES SILVER
STRAND AWG SIZE PER CONDUCTOR: 21 SINGLE CONDUCTOR
ROUND CONDUCTOR SIZE: 4 AWG SINGLE CONDUCTOR
TECHNICAL CHARACTERISTICS (FLIS)
TEMP RATING20.0 CELSIUS DEGC
CROSS SECTION OUTSIDE DIAMETER0.204 INCHES NOMINAL IN
PRECIOUS MATERIALSILVER
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
STRAND QUANTITY PER CONDUCTOR49 SINGLE CONDUCTOR
PRECIOUS MATERIAL AND LOCATIONCONTACT SURFACES SILVER
STRAND AWG SIZE PER CONDUCTOR21 SINGLE CONDUCTOR
ROUND CONDUCTOR SIZE4 AWG SINGLE CONDUCTOR
CONDUCTOR FORMSTRANDED SINGLE CONDUCTOR
MATERIALCOPPER CORE CONDUCTOR SINGLE CONDUCTOR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
QQ-W-343Upgraded Successor
successor cross-reference
successor
QQW343C04B2TUpgraded Successor
successor cross-reference
successor
QQW343B1801TUpgraded Successor
successor cross-reference
successor
QQW343S01S1BUpgraded Successor
successor cross-reference
successor
QQ343C65A2BUpgraded Successor
successor cross-reference
successor
165 100 0812Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is QQ-W-343?
QQ-W-343 is a QQ-W-343. It is classified as a MRO (MRO_GENERAL).
What parts can replace QQ-W-343?
There are 12 known substitutes for QQ-W-343: QQ-W-343, QQW343C04B2T, QQW343B1801T and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for QQ-W-343?
QQ-W-343 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-00-023-6778. This indicates validated use in U.S. government and defense supply chains.
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