PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A81-25Amplifier Assembly

Andrea Systems Llc · NSN 5996-00-058-1613 · FSC 5996 · Amplifier,radio Frequency
Verified by PartsTable
NSN 5996-00-058-1613 — this item is cataloged by the U.S. Government under National Stock Number 5996-00-058-1613. Primary manufacturer part number: A81-25.
Features
  • Amplifier Assembly — FSC 5996
  • Amplifier Name: AUDIO FREQ,2
  • Amplifier Controlling Agency: JETDS
  • Amplifier Quantity: 2
  • Identifying Number: AMPLIFIER TYPE NO. AM1964 AIC AND TYPE NO. 1965 AIC
  • Furnished Items and Quantity: 1 CASE,AMPLIFIER ASSY
  • 3 verified cross-references
  • Primary manufacturer: Andrea Systems Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Amplifier Assembly, cataloged under National Stock Number 5996-00-058-1613, is classified within Federal Supply Class 5996 (Amplifier,radio Frequency) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Andrea Systems Llc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5996-00-058-1613
Primary Part NumberA81-25
Item NameAmplifier Assembly
FSC / FSG5996 / 59 — Amplifier,radio Frequency
ManufacturerAndrea Systems Llc
StatusACTIVE
Amplifier NameAUDIO FREQ,2
Amplifier Controlling AgencyJETDS
Amplifier Quantity2
Identifying NumberAMPLIFIER TYPE NO. AM1964 AIC AND TYPE NO. 1965 AIC
Furnished Items and Quantity1 CASE,AMPLIFIER ASSY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6625-00-738-5975554-0308-001 INTERCHANGEABLE
Adapter,test
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5950-00-990-905710178371 INTERCHANGEABLE
Transformer,power
Us Army Aviation and Missile Command
4510-01-299-7087 INTERCHANGEABLE
Stem,faucet
Cross-Reference Index
Part NumberManufacturer
A81-25 PRIMARY Andrea Systems Llc (USA)
AM3882ATC1 Joint Electronics Type Designation System (USA)
A81-25 Andrea Electronics Corporation (USA)
Related Parts
6625-00-738-5975INTERCHANGEABLE
ADAPTER,TEST
554-0308-001
5950-00-990-9057INTERCHANGEABLE
TRANSFORMER,POWER
10178371
4510-01-299-7087INTERCHANGEABLE
STEM,FAUCET

Frequently Asked Questions

What is NSN 5996-00-058-1613?

NSN 5996-00-058-1613 is a Amplifier Assembly, manufactured by Andrea Systems Llc, classified under FSC 5996 (Amplifier,radio Frequency). Status: active.

What are the part numbers for NSN 5996-00-058-1613?

NSN 5996-00-058-1613 has 3 cross-referenced part numbers: A81-25 (Andrea Systems Llc), AM3882ATC1 (Joint Electronics Type Designation System), A81-25 (Andrea Electronics Corporation).

What NSN replaces 5996-00-058-1613?

There are 3 known substitutes for 5996-00-058-1613: 6625-00-738-5975, 5950-00-990-9057, 4510-01-299-7087. Verify interchangeability with system specifications before substitution.

What are the specifications of A81-25?

Key specifications for A81-25: Special Features: FOUR 0.199 IN DIA MTG HOLES 3.630 IN BY 2.440 IN C TO C IN; Amplifier Name: AUDIO FREQ,2; Amplifier Controlling Agency: JETDS; Amplifier Quantity: 2. 9 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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