NSN 5821-01-124-3018 · NIIN 011243018 · Part number 637-6442-007
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · FSC 5821 — Radio and Television Communication Equipment, Airborne · FSG 58 — Communication, Detection, and Coherent Radiation Equipment · CAGE 13499
Government record, cited
NSN 5821-01-124-3018 — this item is cataloged by the U.S. Government under National Stock Number 5821-01-124-3018. Manufacturer of record part number: 637-6442-007.
Also searched as5821-01-124-3018 ·
5821011243018 ·
NIIN 011243018 ·
01-124-3018 ·
FSC 5821 Radio and Television Communication Equipment, Airborne · CAGE 13499 · 637-6442-007
Manufacturer of record: Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
Identification
NSN: 5821-01-124-3018
NIIN: 011243018
FSC: 5821 — Radio and Television Communication Equipment, Airborne
FSG: 58 — Communication, Detection, and Coherent Radiation Equipment
Primary part number: 637-6442-007
Manufacturer: Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
General Description
The Receiver-Transmitter Subassembly, cataloged under National Stock Number 5821-01-124-3018, is classified within Federal Supply Class 5821 (Radio and Television Communication Equipment, Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5821-01-124-3018
Primary Part Number
637-6442-007
Item Name
Receiver-Transmitter Subassembly
FSC / FSG
5821 / 58 — Radio and Television Communication Equipment, Airborne
Manufacturer
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
No interchangeability data on file.
Other items in FSC 5821 — Radio and Television Communication Equipment, Airborne
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5821-00-001-1888
5821-00-001-1888 · Item name not on file
5821-00-001-1893
TUNER,RADIO FREQUENCY
5821-00-001-1894
TUNER,RADIO FREQUENCY
5821-00-001-1895
TUNER,RADIO FREQUENCY
5821-00-001-1896
5821-00-001-1896 · Item name not on file
5821-00-001-1897
5821-00-001-1897 · Item name not on file
5821-00-001-1898
TUNER,RADIO FREQUENCY
5821-00-001-2755
MEMORY ASSEMBLY,RADIO SET
Frequently Asked Questions
What is NSN 5821-01-124-3018?
NSN 5821-01-124-3018 is a Receiver-Transmitter Subassembly, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5821, Radio and Television Communication Equipment, Airborne. Status: active.
What part numbers are listed for NSN 5821-01-124-3018?
NSN 5821-01-124-3018 has 1 manufacturer part number on file: 637-6442-007 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).
What are the specifications of 637-6442-007?
Key specifications for 637-6442-007: End Item Identification: 5821-01-124-3018. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5821-01-124-3018 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 5821-01-124-3018?
NSN 5821-01-124-3018 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.