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Technical Data Sheet
81643 ✓ 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 MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include special_features: WASP AE CONFIGURATION, end_item_identification: COMPUTER,DIGITAL, part_name_assigned_by_controlling_agency: COMPUTER,DIGITAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-01-203-3298, 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 81643
NSN: 6145-01-203-3298
FSC: 6145
CAGE: 81774 — GENERAL CABLE CORPORATION DIV CORPORATE (USA)
SPECIFICATIONS
special_featuresWASP AE CONFIGURATION
end_item_identificationCOMPUTER,DIGITAL
part_name_assigned_by_controlling_agencyCOMPUTER,DIGITAL
NSN6145-01-203-3298
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: 81643 · 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
CROSS SECTION OUTSIDE DIAMETER: 1.170 INCHES NOMINAL1.170 INCHES NOMINAL IN
TEMP RATING: -40.0 CELSIUS AND -40.0 CELSIUS AND 90.0 CELSIUS90.0 CELSIUS DEGC
MATERIAL: RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM FIRST POSITION PRIMARY INSULATION ALL CONDUCTORS
ROUND CONDUCTOR SIZE: 4 AWG ALL CONDUCTORS
CONDUCTOR FORM: STRANDED ALL CONDUCTORS
COLOR: BLACK SECOND POSITION JACKET CABLE
TECHNICAL CHARACTERISTICS (FLIS)
CROSS SECTION OUTSIDE DIAMETER1.170 INCHES NOMINAL1.170 INCHES NOMINAL IN
TEMP RATING-40.0 CELSIUS AND -40.0 CELSIUS AND 90.0 CELSIUS90.0 CELSIUS DEGC
MATERIALRUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM FIRST POSITION PRIMARY INSULATION ALL CONDUCTORS
ROUND CONDUCTOR SIZE4 AWG ALL CONDUCTORS
SPECIAL FEATURESJACKETING MATERIAL IS CAROL CABLES PROPRIETARY SUPER VU-TRON.
CONDUCTOR FORMSTRANDED ALL CONDUCTORS
COLORBLACK SECOND POSITION JACKET CABLE
COLORWHITE FIRST POSITION PRIMARY INSULATION SECOND CONDUCTOR
MATERIALRUBBER SYNTHETIC SECOND POSITION JACKET CABLE
MATERIALCOPPER CORE CONDUCTOR ALL CONDUCTORS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
7702Upgraded Successor
successor cross-reference
successor
81643Interchangeable
interchangeable cross-reference
interchangeable
D15-661GPC193-196-201Interchangeable
interchangeable cross-reference
interchangeable
D15-655BPC193-196-201Interchangeable
interchangeable cross-reference
interchangeable
D15-661BPC193-196-201Interchangeable
interchangeable cross-reference
interchangeable
8333192Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 81643?
81643 is a MICROCIRCUIT,DIGITAL. It is classified as a MRO (MRO_GENERAL).
What parts can replace 81643?
There are 11 known substitutes for 81643: 7702, 81643, D15-661GPC193-196-201 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 81643?
81643 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6145-01-203-3298. This indicates validated use in U.S. government and defense supply chains.
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