The Test Station,radar,aircraft, cataloged under National Stock Number 4920-01-372-2778, 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 Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-372-2778 |
| Primary Part Number | 13A6521-2 |
| Item Name | Test Station,radar,aircraft |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div |
| Status | ACTIVE |
| Reference Data and Literature | SERD NO. 9741B; TO 1F-15A-4-6 33D7-35-58-4 A |
| Functional Classification | AA-12.4 |
| Functional Description | THE AIRCRAFT RADAR TEST STATION (ARTS) PROVIDES FOR COMPLETE END TO END OPERATIONAL TEST OF THE RADAR ANTENNA. RADAR TRANSMITTER AND LOW VOLTAGE POWER SUPPLY. FAULT ISOLATION AND DIAGNOSTIC CAPABILITY PROVIDE FOR ISOLATION OF FAULTS IN ANY OF THE LRU'S TO THE MODULE LEVEL. OPERATION: BOTH MANUALLY AND AUTOMATICALLY UNDER SOFTWARE CONTROL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 13A6521-2 PRIMARY | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div (USA) |
| Reference | Meaning |
|---|---|
| AN/GSM-345 | 5/1 Secondary reference U.S. Government activity |
NSN 4920-01-372-2778 is a Test Station,radar,aircraft, manufactured by Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-372-2778 has 1 manufacturer part number on file: 13A6521-2 (Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div).
Key specifications for 13A6521-2: Reference Data and Literature: SERD NO. 9741B; TO 1F-15A-4-6 33D7-35-58-4 A; Functional Classification: AA-12.4; Special Features: C/O EQUIPMENT RACK; INDIVIDUAL CABINET; ANTENNA MOUNT FIXTURE; NITROGEN SUPPLY; ANECHOIC CHAMBER; HYDRAULIC POWER SUPPLY; COOLANT PROCESSING UNIT; TRANSMITTER MOUNTING FIXTURE; MATERIAL: ALUMINUM; WEIGHT: 9,160; POWER: 115 VRMS,400 HZ,3 PHASE; 115 VRMS 11.5 V,60 CYCLE,10 HZ,1 PHASE; 28 VDC VDC; Functional Description: THE AIRCRAFT RADAR TEST STATION (ARTS) PROVIDES FOR COMPLETE END TO END OPERATIONAL TEST OF THE RADAR ANTENNA. RADAR TRANSMITTER AND LOW VOLTAGE POWER SUPPLY. FAULT ISOLATION AND DIAGNOSTIC CAPABILITY PROVIDE FOR ISOLATION OF FAULTS IN ANY OF THE LRU'S TO THE MODULE LEVEL. OPERATION: BOTH MANUALLY AND AUTOMATICALLY UNDER SOFTWARE CONTROL. 3 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 4920-01-372-2778 has DEMIL Code C. Demilitarization may be required before disposal or transfer to non-military entities.
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.