PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

544-5468-003Amplifier

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 5821-00-661-1775 · FSC 5821 · No Item Name Available
Verified by PartsTable
NSN 5821-00-661-1775 — this item is cataloged by the U.S. Government under National Stock Number 5821-00-661-1775. Primary manufacturer part number: 544-5468-003.
Features
  • Amplifier — FSC 5821
  • 2 verified cross-references
  • Primary manufacturer: Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Amplifier, cataloged under National Stock Number 5821-00-661-1775, is classified within Federal Supply Class 5821 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. 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.

Catalog Facts
Item NameAmplifier
FSC / FSG5821 — No Item Name Available (FSG 58)
ManufacturersRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (CAGE 13499); Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (CAGE 06481)
Technical Specifications
ParameterValue
NSN5821-00-661-1775
Primary Part Number544-5468-003
Item NameAmplifier
FSC / FSG5821 / 58 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2805-00-535-667801704 INTERCHANGEABLE
Guide,valve Stem
Safeguard Powertech Systems
5930-01-038-2995119-138 INTERCHANGEABLE
Switch,pressure
Ampex Data Systems Corp Computer Products Div
Cross-Reference Index
Part NumberManufacturer
544-5468-003 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
119138 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
Related Parts
2805-00-535-6678INTERCHANGEABLE
GUIDE,VALVE STEM
01704
5930-01-038-2995INTERCHANGEABLE
SWITCH,PRESSURE
119-138

Frequently Asked Questions

What is NSN 5821-00-661-1775?

NSN 5821-00-661-1775 is a Amplifier, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5821 (No Item Name Available). Status: active.

What are the part numbers for NSN 5821-00-661-1775?

NSN 5821-00-661-1775 has 2 cross-referenced part numbers: 544-5468-003 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 119138 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).

What NSN replaces 5821-00-661-1775?

There are 2 known substitutes for 5821-00-661-1775: 2805-00-535-6678, 5930-01-038-2995. Verify interchangeability with system specifications before substitution.

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