PartsTable
Technical Data Sheet
12020 ✓ Verified by PartsTable
Legrand · 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

Nyrex the UK's No.1 brand for premium quality and strength. Tough and durable for long lasting use.<br><br>- Strong and long lasting material.<br>- Sealed three sides with opening at the short edge with a thumbhole - contents are accessible and secure.<br>- Clear - ability to view and photocopy clearly.<br>- Wipe clean finish.<br>- 127mm x 76mm. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-00-526-3047, 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 12020
NSN: 6145-00-526-3047
FSC: 6145
CAGE: 12515 — NEXANS AEROSPACE USA LLC (USA)
SPECIFICATIONS
body_width2.812 INCHES NOMINAL IN
body_height3.570 INCHES NOMINAL IN
body_length4.750 INCHES NOMINAL IN
rating_methodELECTRICAL ALL COMPONENTS ALL SECONDARY
inclosure_typeFULLY INCLOSED
mounting_methodTHREADED HOLE(S) SECOND GROUP
frequency_rating10.0 KILOHERTZ NOMINAL ALL COMPONENTS
mounting_slot_width0.187 INCHES NOMINAL THIRD GROUP IN
nominal_thread_size0.164 INCHES SECOND GROUP IN
reliability_indicatorNOT ESTABLISHED
mounting_hole_diameter0.187 INCHES NOMINAL FIRST GROUP IN
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SECOND GROUP
NSN6145-00-526-3047
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: 12020 · Legrand ⚠ 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
CONDUCTOR QUANTITY: 1
CROSS SECTION OUTSIDE DIAMETER: 0.264 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B298 ASSN STD SINGLE MATERIAL RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
SURFACE TREATMENT: SILVER CORE CONDUCTOR SINGLE CONDUCTOR
MATERIAL: COPPER CORE CONDUCTOR SINGLE CONDUCTOR
CONDUCTOR FORM: SOLID SINGLE CONDUCTOR
CROSS-SECTIONAL SHAPE STYLE: ROUND
CONDUCTOR ARRANGEMENT AND QUANTITY: 1 COAXIAL
TECHNICAL CHARACTERISTICS (FLIS)
CONDUCTOR QUANTITY1
CROSS SECTION OUTSIDE DIAMETER0.264 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B298 ASSN STD SINGLE MATERIAL RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
SURFACE TREATMENTSILVER CORE CONDUCTOR SINGLE CONDUCTOR
MATERIALCOPPER CORE CONDUCTOR SINGLE CONDUCTOR
CONDUCTOR FORMSOLID SINGLE CONDUCTOR
CROSS-SECTIONAL SHAPE STYLEROUND
CONDUCTOR ARRANGEMENT AND QUANTITY1 COAXIAL
VOLTAGE RATING3000.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
NOMINAL CAPACITANCE IN PICOFARADS31.0 PER FOOT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
12020Interchangeable
interchangeable cross-reference
interchangeable
7726571P018Interchangeable
interchangeable cross-reference
interchangeable
26-5056-02Interchangeable
interchangeable cross-reference
interchangeable
9098901Interchangeable
interchangeable cross-reference
interchangeable
5F-4764Interchangeable
interchangeable cross-reference
interchangeable
GGG-B-101 TY4SZ1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12020?
12020 is a TRANSFORMER ASSEMBLY manufactured by Legrand. It is classified as a MRO (MRO_GENERAL).
What parts can replace 12020?
There are 20 known substitutes for 12020: 12020, 7726571P018, 26-5056-02 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12020?
12020 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-00-526-3047. This indicates validated use in U.S. government and defense supply chains.
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