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18939L1 — 18939L1

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

18939L1: 18939L1.

The 18939L1 is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE FIFTH POSITION WRAP SINGLE CONDUCTOR, temp_rating: -90.0 CELSIUS AND 250.0 CELSIUS DEGC, conductor_form: STRANDED SINGLE CONDUCTOR, voltage_rating: 1000.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR, surface_treatment: NICKEL CORE CONDUCTOR SINGLE CONDUCTOR, round_conductor_size: 18 AWG SINGLE CONDUCTOR. This part is cataloged in the U.S.

Government catalog under NSN 6145-00-842-1942, 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→ 18939L1
NSN: 6145-00-842-1942
FSC: 6145 — Wire and Cable, Electrical
CAGE: 92607 — AMPHENOL CABLE AND INTERCONNECT TECHNOLOGIES, INC (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE FIFTH POSITION WRAP SINGLE CONDUCTOR
temp_rating-90.0 CELSIUS AND 250.0 CELSIUS DEGC
conductor_formSTRANDED SINGLE CONDUCTOR
voltage_rating1000.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
surface_treatmentNICKEL CORE CONDUCTOR SINGLE CONDUCTOR
round_conductor_size18 AWG SINGLE CONDUCTOR
cross-sectional_shape_styleROUND
strand_awg_size_per_conductor30 SINGLE CONDUCTOR
strand_quantity_per_conductor19 SINGLE CONDUCTOR
cross_section_outside_diameter0.085 INCHES NOMINAL IN
NSN6145-00-842-1942
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: 18939L1 · 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
•
ROUND CONDUCTOR SIZE: 18 AWG SINGLE CONDUCTOR
•
TEMP RATING: -90.0 CELSIUS AND 250.0 CELSIUS DEGC
•
VOLTAGE RATING: 1000.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
•
STRAND AWG SIZE PER CONDUCTOR: 30 SINGLE CONDUCTOR
•
CROSS-SECTIONAL SHAPE STYLE: ROUND
•
CONDUCTOR FORM: STRANDED SINGLE CONDUCTOR
•
STRAND QUANTITY PER CONDUCTOR: 19 SINGLE CONDUCTOR
•
SURFACE TREATMENT: NICKEL CORE CONDUCTOR SINGLE CONDUCTOR
TECHNICAL CHARACTERISTICS
ROUND CONDUCTOR SIZE18 AWG SINGLE CONDUCTOR
TEMP RATING-90.0 CELSIUS AND 250.0 CELSIUS DEGC
VOLTAGE RATING1000.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
STRAND AWG SIZE PER CONDUCTOR30 SINGLE CONDUCTOR
CROSS-SECTIONAL SHAPE STYLEROUND
CONDUCTOR FORMSTRANDED SINGLE CONDUCTOR
STRAND QUANTITY PER CONDUCTOR19 SINGLE CONDUCTOR
SURFACE TREATMENTNICKEL CORE CONDUCTOR SINGLE CONDUCTOR
CROSS SECTION OUTSIDE DIAMETER0.085 INCHES NOMINAL IN
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE FIRST POSITION PRIMARY INSULATION SINGLE CONDUCTOR
SUBSTITUTES & CROSS-REFERENCES 3
72298Reference document
Same NSN cross-reference
Reference document — Secondary reference
829-4248373Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
C72298GLReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 18939L1?
18939L1 is a 18939L1. It is classified as a MRO (MRO_GENERAL).
What parts can replace 18939L1?
There are 3 known substitutes for 18939L1: 72298, 829-4248373, C72298GL. Substitute compatibility should be verified for your specific system.
What is the NSN for 18939L1?
18939L1 is cataloged in the U.S. Government catalog under NSN 6145-00-842-1942. This indicates validated use in U.S. government and defense supply chains.
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