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A81-48 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The A81-48 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5831-00-880-2833, 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
A81-48
NSN: 5831-00-880-2833
FSC: 5831
CAGE: 03487 — ANDREA ELECTRONICS CORPORATION (USA)
SPECIFICATIONS
Part NumberA81-48
NSN5831-00-880-2833
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available A81-48 TITLE COMPONENT PN A81-48 MFR A81-48
KEY FEATURES
•
USAGE DESIGN: INDOOR
•
ELECTRICAL TRANSMISSION TYPE: WIRE
•
FURNISHED ITEMS: AMPLIFIER,AUDIO FREQUENCY; AMPLIFIER,AUDIO FREQUENCY
•
ACCESSORY COMPONENT QUANTITY: 2
•
FSC APPLICATION DATA: INTERCOMMUNICATION STATIONS AIRBORNE
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DC VOLTAGE RATING: 17.0 VOLTS MINIMUM AND 29.0 VOLTS MAXIMUM FIRST OPERATING POWER RQMT
•
ACCESSORY IDENTIFYING NUMBER: AM-4347/AIC-25 TYPE NO. AND AM-4346/AIC-25 TYPE NO.
TECHNICAL CHARACTERISTICS (FLIS)
USAGE DESIGNINDOOR
ELECTRICAL TRANSMISSION TYPEWIRE
FURNISHED ITEMSAMPLIFIER,AUDIO FREQUENCY; AMPLIFIER,AUDIO FREQUENCY
ACCESSORY COMPONENT QUANTITY2
FSC APPLICATION DATAINTERCOMMUNICATION STATIONS AIRBORNE
DC VOLTAGE RATING17.0 VOLTS MINIMUM AND 29.0 VOLTS MAXIMUM FIRST OPERATING POWER RQMT
SPECIAL FEATURES5.125 IN. L; 4.375 IN. D; 3.625 IN. W IN
ACCESSORY IDENTIFYING NUMBERAM-4347/AIC-25 TYPE NO. AND AM-4346/AIC-25 TYPE NO.
END ITEM IDENTIFICATIONAN/MSR-T4,THREAT REACTION ANALYSIS INDICATOR SYSTEM MOBILE RADAR UNIT
ACCESSORY CONTROLLING AGENCYJETDS; JETDS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
3039Interchangeable
interchangeable cross-reference
interchangeable
3214497Interchangeable
interchangeable cross-reference
interchangeable
116292Interchangeable
interchangeable cross-reference
interchangeable
14497Interchangeable
interchangeable cross-reference
interchangeable
R9875AInterchangeable
interchangeable cross-reference
interchangeable
7350103Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A81-48?
A81-48 is a A81-48.
What parts can replace A81-48?
There are 11 known substitutes for A81-48: 3039, 3214497, 116292 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A81-48?
A81-48 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5831-00-880-2833. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026