NSN 5820-01-577-1686 · NIIN 015771686 · Part number N118503-2
Lockheed Martin Corporation Div Rms - Manassas · FSC 5820 — Radio and Television Communication Equipment, Except Airborne · FSG 58 — Communication, Detection, and Coherent Radiation Equipment · CAGE 52088
Government record, cited
NSN 5820-01-577-1686 — this item is cataloged by the U.S. Government under National Stock Number 5820-01-577-1686. Manufacturer of record part number: N118503-2.
Also searched as5820-01-577-1686 ·
5820015771686 ·
NIIN 015771686 ·
01-577-1686 ·
FSC 5820 Radio and Television Communication Equipment, Except Airborne · CAGE 52088 · N118503-2
Nearby stock numbers← 5820-01-577-1683 Display Assy, 37 in
·
5820-01-577-1705 Video Telecon Systm →
Features
Assy Audio Box — FSC 5820
Criticality Code Justification: FEAT
1 manufacturer part number on file
Manufacturer of record: Lockheed Martin Corporation Div Rms - Manassas
Identification
NSN: 5820-01-577-1686
NIIN: 015771686
FSC: 5820 — Radio and Television Communication Equipment, Except Airborne
FSG: 58 — Communication, Detection, and Coherent Radiation Equipment
Primary part number: N118503-2
Manufacturer: Lockheed Martin Corporation Div Rms - Manassas
General Description
The Assy Audio Box, cataloged under National Stock Number 5820-01-577-1686, 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 Lockheed Martin Corporation Div Rms - Manassas. 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
5820-01-577-1686
Primary Part Number
N118503-2
Item Name
Assy Audio Box
FSC / FSG
5820 / 58 — Radio and Television Communication Equipment, Except Airborne
Manufacturer
Lockheed Martin Corporation Div Rms - Manassas
Status
ACTIVE
Criticality Code Justification
FEAT
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL B — Remove Demilitarization Key Points
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Lockheed Martin Corporation Div Rms - Manassas (USA)
No interchangeability data on file.
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 5820-01-577-1686?
NSN 5820-01-577-1686 is a Assy Audio Box, manufactured by Lockheed Martin Corporation Div Rms - Manassas, classified under FSC 5820, Radio and Television Communication Equipment, Except Airborne. Status: active.
What part numbers are listed for NSN 5820-01-577-1686?
NSN 5820-01-577-1686 has 1 manufacturer part number on file: N118503-2 (Lockheed Martin Corporation Div Rms - Manassas).
What are the specifications of N118503-2?
Key specifications for N118503-2: Criticality Code Justification: FEAT; Special Features: A PART, ASSEMBLY, OR SYSTEM IDENTIFIED AS ESSENTIAL TO WEAPON SYSTEM PERFORMANCE OR OPERATION TO PRESERVE LIFE AND SAFETY OF PERSONNEL. 1 specification is documented in the U.S. Government catalog.
Is NSN 5820-01-577-1686 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 5820-01-577-1686?
NSN 5820-01-577-1686 has DEMIL Code B. 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.