PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

81905Amplifier Assembly

L3harris Technologies, Inc Div Space & Airborne Systems · NSN 5996-00-557-5787 · FSC 5996 · Amplifier,radio Frequency
Verified by PartsTable
NSN 5996-00-557-5787 — this item is cataloged by the U.S. Government under National Stock Number 5996-00-557-5787. Primary manufacturer part number: 81905.
Features
  • Amplifier Assembly — FSC 5996
  • Amplifier Name: DIRECT CURRENT,TRIGGER,INTERMEDIATE FREQ
  • Identifying Number: AMPLIFIER TYPE NO. AM508/GPN,AM109/GPN,AM510/GPN
  • Mounting Method: RACK
  • Amplifier Quantity: 3
  • Amplifier Controlling Agency: JETDS
  • 2 verified cross-references
  • Primary manufacturer: L3harris Technologies, Inc Div Space & Airborne Systems
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Amplifier Assembly, cataloged under National Stock Number 5996-00-557-5787, is classified within Federal Supply Class 5996 (Amplifier,radio Frequency) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5996-00-557-5787
Primary Part Number81905
Item NameAmplifier Assembly
FSC / FSG5996 / 59 — Amplifier,radio Frequency
ManufacturerL3harris Technologies, Inc Div Space & Airborne Systems
StatusACTIVE
Amplifier NameDIRECT CURRENT,TRIGGER,INTERMEDIATE FREQ
Identifying NumberAMPLIFIER TYPE NO. AM508/GPN,AM109/GPN,AM510/GPN
Mounting MethodRACK
Amplifier Quantity3
Amplifier Controlling AgencyJETDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
1650-00-907-03968190-3 INTERCHANGEABLE
Head,linear Actuating Cylinder
Goodrich Aerospace Canada Ltd
6750-01-066-99213722 INTERCHANGEABLE
Plate,photographic
Horizons Incorporated Div Imaging Systems Group
Cross-Reference Index
Part NumberManufacturer
81905 PRIMARY L3harris Technologies, Inc Div Space & Airborne Systems (USA)
AM514AGPN Joint Electronics Type Designation System (USA)
Related Parts
1650-00-907-0396INTERCHANGEABLE
HEAD,LINEAR ACTUATING CYLINDER
8190-3
6750-01-066-9921INTERCHANGEABLE
PLATE,PHOTOGRAPHIC
3722

Frequently Asked Questions

What is NSN 5996-00-557-5787?

NSN 5996-00-557-5787 is a Amplifier Assembly, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5996 (Amplifier,radio Frequency). Status: active.

What are the part numbers for NSN 5996-00-557-5787?

NSN 5996-00-557-5787 has 2 cross-referenced part numbers: 81905 (L3harris Technologies, Inc Div Space & Airborne Systems), AM514AGPN (Joint Electronics Type Designation System).

What NSN replaces 5996-00-557-5787?

There are 2 known substitutes for 5996-00-557-5787: 1650-00-907-0396, 6750-01-066-9921. Verify interchangeability with system specifications before substitution.

What are the specifications of 81905?

Key specifications for 81905: Overall Height: 10.500 INCHES NOMINAL IN; Amplifier Name: DIRECT CURRENT,TRIGGER,INTERMEDIATE FREQ; Identifying Number: AMPLIFIER TYPE NO. AM508/GPN,AM109/GPN,AM510/GPN; Mounting Method: RACK. 8 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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