NSN 4920-01-406-7781 · NIIN 014067781 · Part number HUD40-21000-PI
Northrop Grumman Systems Corporation Dba Electronic Systems · FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment · FSG 49 — Maintenance and Repair Shop Equipment · CAGE 18323
Government record, cited
NSN 4920-01-406-7781 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-406-7781. Manufacturer of record part number: HUD40-21000-PI.
Also searched as4920-01-406-7781 ·
4920014067781 ·
NIIN 014067781 ·
01-406-7781 ·
FSC 4920 Aircraft Maintenance and Repair Shop Specialized Equipment · CAGE 18323 · HUD40-21000-PI
Nearby stock numbers← 4920-01-406-7780 Adapter, Test
·
4920-01-406-7784 Adapter, Test →
Features
Test Set,electronic Systems — FSC 4920
Functional Description: PROVIDES THE CAPABILITY OF DOWN LOADING AN OPERATIONAL FLIGHT PROGRAM(OFP) INTO A HUD(HEADS UP DISPLAY)MEMORYAND TESTING THE HUD OFP CAPABILITIES IN A SIMULATED FLIGHT ENVIRONMENT
Enclosure Feature: SINGLE ITEM W/HOUSING
Test Type for Which Designed: BLOCK 40 HUD,SST
1 manufacturer part number on file
Manufacturer of record: Northrop Grumman Systems Corporation Dba Electronic Systems
Identification
NSN: 4920-01-406-7781
NIIN: 014067781
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
FSG: 49 — Maintenance and Repair Shop Equipment
Primary part number: HUD40-21000-PI
Manufacturer: Northrop Grumman Systems Corporation Dba Electronic Systems
General Description
The Test Set,electronic Systems, cataloged under National Stock Number 4920-01-406-7781, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Electronic Systems. Government technical data includes 3 specifications, 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.
Northrop Grumman Systems Corporation Dba Electronic Systems
Status
ACTIVE
Functional Description
PROVIDES THE CAPABILITY OF DOWN LOADING AN OPERATIONAL FLIGHT PROGRAM(OFP) INTO A HUD(HEADS UP DISPLAY)MEMORYAND TESTING THE HUD OFP CAPABILITIES IN A SIMULATED FLIGHT ENVIRONMENT
Northrop Grumman Systems Corporation Dba Electronic Systems (USA)
No interchangeability data on file.
Other items in FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4920-00-000-0190
TEST SET,FLIGHT CONTROL SYSTEM
4920-00-001-1405
4920-00-001-1405 · Item name not on file
4920-00-001-1716
4920-00-001-1716 · Item name not on file
4920-00-001-1744
4920-00-001-1744 · Item name not on file
4920-00-001-1745
4920-00-001-1745 · Item name not on file
4920-00-001-1746
4920-00-001-1746 · Item name not on file
4920-00-001-1747
4920-00-001-1747 · Item name not on file
4920-00-001-1748
4920-00-001-1748 · Item name not on file
Frequently Asked Questions
What is NSN 4920-01-406-7781?
NSN 4920-01-406-7781 is a Test Set,electronic Systems, manufactured by Northrop Grumman Systems Corporation Dba Electronic Systems, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
What part numbers are listed for NSN 4920-01-406-7781?
NSN 4920-01-406-7781 has 1 manufacturer part number on file: HUD40-21000-PI (Northrop Grumman Systems Corporation Dba Electronic Systems).
What are the specifications of HUD40-21000-PI?
Key specifications for HUD40-21000-PI: Special Features: TEST STAND, SUB-SYSTEM TESTER; Functional Description: PROVIDES THE CAPABILITY OF DOWN LOADING AN OPERATIONAL FLIGHT PROGRAM(OFP) INTO A HUD(HEADS UP DISPLAY)MEMORYAND TESTING THE HUD OFP CAPABILITIES IN A SIMULATED FLIGHT ENVIRONMENT; Enclosure Feature: SINGLE ITEM W/HOUSING; End Item Identification: F-16 AISF. 3 specifications are documented in the U.S. Government catalog.
Is NSN 4920-01-406-7781 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.