NSN 5820-01-550-6804 · NIIN 015506804 · Part number 121521-2
Marvin Engineering Co, Inc · FSC 5820 — Radio and Television Communication Equipment, Except Airborne · FSG 58 — Communication, Detection, and Coherent Radiation Equipment · CAGE 32067
Government record, cited
NSN 5820-01-550-6804 — this item is cataloged by the U.S. Government under National Stock Number 5820-01-550-6804. Manufacturer of record part number: 121521-2.
Also searched as5820-01-550-6804 ·
5820015506804 ·
NIIN 015506804 ·
01-550-6804 ·
FSC 5820 Radio and Television Communication Equipment, Except Airborne · CAGE 32067 · 121521-2
Manufacturer of record: Marvin Engineering Co, Inc
Identification
NSN: 5820-01-550-6804
NIIN: 015506804
FSC: 5820 — Radio and Television Communication Equipment, Except Airborne
FSG: 58 — Communication, Detection, and Coherent Radiation Equipment
Primary part number: 121521-2
Manufacturer: Marvin Engineering Co, Inc
General Description
The Selector Control Subassembly, cataloged under National Stock Number 5820-01-550-6804, is classified within Federal Supply Class 5820 (Radio and Television Communication Equipment, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Marvin Engineering Co, Inc. 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
5820-01-550-6804
Primary Part Number
121521-2
Item Name
Selector Control Subassembly
FSC / FSG
5820 / 58 — Radio and Television Communication Equipment, Except Airborne
Manufacturer
Marvin Engineering Co, Inc
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL D — Destroy Item
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 5820 — Radio and Television Communication Equipment, Except Airborne
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5820-00-000-0978
5820-00-000-0978 · Item name not on file
5820-00-001-1375
5820-00-001-1375 · Item name not on file
5820-00-001-1379
INSTALLATION KIT,ELECTRONIC EQUI
5820-00-001-1387
5820-00-001-1387 · Item name not on file
5820-00-001-2529
5820-00-001-2529 · Item name not on file
5820-00-001-2530
5820-00-001-2530 · Item name not on file
5820-00-001-2531
5820-00-001-2531 · Item name not on file
5820-00-001-2532
5820-00-001-2532 · Item name not on file
Frequently Asked Questions
What is NSN 5820-01-550-6804?
NSN 5820-01-550-6804 is a Selector Control Subassembly, manufactured by Marvin Engineering Co, Inc, classified under FSC 5820, Radio and Television Communication Equipment, Except Airborne. Status: active.
What part numbers are listed for NSN 5820-01-550-6804?
NSN 5820-01-550-6804 has 1 manufacturer part number on file: 121521-2 (Marvin Engineering Co, Inc).
What are the specifications of 121521-2?
Key specifications for 121521-2: Part Name Assigned by Controlling Agency: FIRE CONTROL MODULE; End Item Identification: LAUNCHER GUIDED MISSILE SYSTEM LAU-7 FOR F-18 AIRCRAFT. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5820-01-550-6804 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 5820-01-550-6804?
NSN 5820-01-550-6804 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.