PartsTable
Technical Data Sheet
W128 ✓ 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 W128 is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 5.582 INCHES MINIMUM AND 5.617 INCHES MAXIMUM IN, overall_width: 5.000 INCHES NOMINAL IN, conductor_form: STRANDED SINGLE CONDUCTOR, overall_length: 5.000 INCHES NOMINAL IN, outside_diameter: 6.531 INCHES MINIMUM AND 6.576 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-00-160-5114, 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 W128
NSN: 6145-00-160-5114
FSC: 6145
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter5.582 INCHES MINIMUM AND 5.617 INCHES MAXIMUM IN
overall_width5.000 INCHES NOMINAL IN
conductor_formSTRANDED SINGLE CONDUCTOR
overall_length5.000 INCHES NOMINAL IN
outside_diameter6.531 INCHES MINIMUM AND 6.576 INCHES MAXIMUM IN
special_featuresADHESIVE ONE SIDE
style_designatorKEY
aperture_diameter4.000 INCHES NOMINAL IN
material_thickness0.165 INCHES NOMINAL IN
bolt_circle_diameter4.500 INCHES NOMINAL IN
round_conductor_size14 AWG SINGLE CONDUCTOR
NSN6145-00-160-5114
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: W128 · 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
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-W-343 FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
MATERIAL: COPPER CORE CONDUCTOR SINGLE CONDUCTOR
CONDUCTOR FORM: STRANDED SINGLE CONDUCTOR
ROUND CONDUCTOR SIZE: 14 AWG SINGLE CONDUCTOR
STRAND QUANTITY PER CONDUCTOR: 41 SINGLE CONDUCTOR
STRAND AWG SIZE PER CONDUCTOR: 30 SINGLE CONDUCTOR
CROSS-SECTIONAL SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-343 FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
MATERIALCOPPER CORE CONDUCTOR SINGLE CONDUCTOR
CONDUCTOR FORMSTRANDED SINGLE CONDUCTOR
ROUND CONDUCTOR SIZE14 AWG SINGLE CONDUCTOR
STRAND QUANTITY PER CONDUCTOR41 SINGLE CONDUCTOR
MATERIALRUBBER BUTADIENE-STYRENE CLASS SBR FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
STRAND AWG SIZE PER CONDUCTOR30 SINGLE CONDUCTOR
CROSS-SECTIONAL SHAPE STYLEROUND
CROSS SECTION OUTSIDE DIAMETER0.365 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-343 FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
W-124Upgraded Successor
successor cross-reference
successor
MIL-DTL-13075Upgraded Successor
successor cross-reference
successor
MILW13075Upgraded Successor
successor cross-reference
successor
W128Interchangeable
interchangeable cross-reference
interchangeable
TW128Interchangeable
interchangeable cross-reference
interchangeable
271240Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is W128?
W128 is a W128. It is classified as a MRO (MRO_GENERAL).
What parts can replace W128?
There are 8 known substitutes for W128: W-124, MIL-DTL-13075, MILW13075 and 5 more. Substitute compatibility should be verified for your specific system.
Is W128 still available?
W128 is currently cancelled.
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