Stranded for flexible routing, solid for conduit THHN/THWN dual-rated — check both tables
Ampacity depends on installation method
PRODUCT OVERVIEW
RESISTOR,FIXED,WIRE WOUND,INDUCT. Key specifications include color: RED FIRST POSITION COVER SINGLE CONDUCTOR, material: COPPER ALLOY 101 OR COPPER ALLOY 102 CORE CONDUCTOR SINGLE CONDUCTOR, temp_rating: -55.0 CELSIUS AND 115.0 CELSIUS DEGC, conductor_form: STRANDED SINGLE CONDUCTOR, voltage_rating: 600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR, surface_treatment: TIN CORE CONDUCTOR SINGLE CONDUCTOR. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-00-803-0663, 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→1866-3
NSN:6145-00-803-0663 FSC:6145 CAGE:92194 — BELDEN, INC. (USA)
SPECIFICATIONS
color
RED FIRST POSITION COVER SINGLE CONDUCTOR
material
COPPER ALLOY 101 OR COPPER ALLOY 102 CORE CONDUCTOR SINGLE CONDUCTOR
temp_rating
-55.0 CELSIUS AND 115.0 CELSIUS DEGC
conductor_form
STRANDED SINGLE CONDUCTOR
voltage_rating
600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
surface_treatment
TIN CORE CONDUCTOR SINGLE CONDUCTOR
round_conductor_size
20 AWG SINGLE CONDUCTOR
cross-sectional_shape_style
ROUND
strand_awg_size_per_conductor
28 SINGLE CONDUCTOR
strand_quantity_per_conductor
7 SINGLE CONDUCTOR
cross_section_outside_diameter
0.063 INCHES NOMINAL IN
material_document_and_classification
MIL-M-20693,TYPE 3,GRADE E MIL SPEC SINGLE MATERIAL RESPONSE SECOND POSITION JACKET SINGLE CONDUCTOR
NSN
6145-00-803-0663
COMPONENT DIAGRAM
KEY FEATURES
•
TEMP RATING: -55.0 CELSIUS AND 115.0 CELSIUS DEGC
•
CROSS-SECTIONAL SHAPE STYLE: ROUND
•
CONDUCTOR FORM: STRANDED SINGLE CONDUCTOR
•
SURFACE TREATMENT: TIN CORE CONDUCTOR SINGLE CONDUCTOR
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM B33-63 ASSN STD SINGLE TREATMENT RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
•
ROUND CONDUCTOR SIZE: 20 AWG SINGLE CONDUCTOR
•
CROSS SECTION OUTSIDE DIAMETER: 0.063 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B33 ASSN STD ALL MATERIAL RESPONSES CORE CONDUCTOR SINGLE CONDUCTOR
TECHNICAL CHARACTERISTICS (FLIS)
TEMP RATING
-55.0 CELSIUS AND 115.0 CELSIUS DEGC
CROSS-SECTIONAL SHAPE STYLE
ROUND
CONDUCTOR FORM
STRANDED SINGLE CONDUCTOR
SURFACE TREATMENT
TIN CORE CONDUCTOR SINGLE CONDUCTOR
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
ASTM B33-63 ASSN STD SINGLE TREATMENT RESPONSE CORE CONDUCTOR SINGLE CONDUCTOR
ROUND CONDUCTOR SIZE
20 AWG SINGLE CONDUCTOR
CROSS SECTION OUTSIDE DIAMETER
0.063 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION
ASTM B33 ASSN STD ALL MATERIAL RESPONSES CORE CONDUCTOR SINGLE CONDUCTOR
MATERIAL DOCUMENT AND CLASSIFICATION
MIL-M-20693,TYPE 3,GRADE E MIL SPEC SINGLE MATERIAL RESPONSE SECOND POSITION JACKET SINGLE CONDUCTOR
VOLTAGE RATING
600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
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FREQUENTLY ASKED QUESTIONS
What is 1866-3?
1866-3 is a RESISTOR,FIXED,WIRE WOUND,INDUCT. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1866-3?
There are 30 known substitutes for 1866-3: MIL-W-16878/17, 3003101, W11-1-12 and 27 more. Substitute compatibility should be verified for your specific system.
Is 1866-3 still available?
1866-3 is currently cancelled.
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