NSN 5821-00-253-7201 · NIIN 002537201 · Part number 8777397-501
Lockheed Martin Corporation Dba Lockheed Martin Aerostructures Div Advanced Technology Laboratories · FSC 5821 — Radio and Television Communication Equipment, Airborne · FSG 58 — Communication, Detection, and Coherent Radiation Equipment · CAGE 02734
Government record, cited
NSN 5821-00-253-7201 — this item is cataloged by the U.S. Government under National Stock Number 5821-00-253-7201. Manufacturer of record part number: 8777397-501.
Also searched as5821-00-253-7201 ·
5821002537201 ·
NIIN 002537201 ·
00-253-7201 ·
FSC 5821 Radio and Television Communication Equipment, Airborne · CAGE 02734 · 8777397-501
FSC Application Data: RADIO AND TELEVISION COMMUNICATION EQUIPMENT,AIRBORNE
1 manufacturer part number on file
Manufacturer of record: Lockheed Martin Corporation Dba Lockheed Martin Aerostructures Div Advanced Technology Laboratories
Identification
NSN: 5821-00-253-7201
NIIN: 002537201
FSC: 5821 — Radio and Television Communication Equipment, Airborne
FSG: 58 — Communication, Detection, and Coherent Radiation Equipment
Primary part number: 8777397-501
Manufacturer: Lockheed Martin Corporation Dba Lockheed Martin Aerostructures Div Advanced Technology Laboratories
General Description
The Connector Subassembly, cataloged under National Stock Number 5821-00-253-7201, 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 Lockheed Martin Corporation Dba Lockheed Martin Aerostructures Div Advanced Technology Laboratories. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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
5821-00-253-7201
Primary Part Number
8777397-501
Item Name
Connector Subassembly
FSC / FSG
5821 / 58 — Radio and Television Communication Equipment, Airborne
Manufacturer
Lockheed Martin Corporation Dba Lockheed Martin Aerostructures Div Advanced Technology Laboratories
Status
ACTIVE
FSC Application Data
RADIO AND TELEVISION COMMUNICATION EQUIPMENT,AIRBORNE
Lockheed Martin Corporation Dba Lockheed Martin Aerostructures Div Advanced Technology Laboratories (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 5821-00-253-7201?
NSN 5821-00-253-7201 is a Connector Subassembly, manufactured by Lockheed Martin Corporation Dba Lockheed Martin Aerostructures Div Advanced Technology Laboratories, classified under FSC 5821, Radio and Television Communication Equipment, Airborne. Status: active.
What part numbers are listed for NSN 5821-00-253-7201?
NSN 5821-00-253-7201 has 1 manufacturer part number on file: 8777397-501 (Lockheed Martin Corporation Dba Lockheed Martin Aerostructures Div Advanced Technology Laboratories).
What are the specifications of 8777397-501?
Key specifications for 8777397-501: FSC Application Data: RADIO AND TELEVISION COMMUNICATION EQUIPMENT,AIRBORNE. 1 specification is documented in the U.S. Government catalog.
Is NSN 5821-00-253-7201 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.
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.