The Test Set,countermeasures Set, cataloged under National Stock Number 4920-01-345-2122, 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 Edo Corporation Dba Edo Technical Services Operations Div Edo Technical Services Operations. Government technical data includes 6 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-345-2122 |
| Primary Part Number | SK1200-6 |
| Item Name | Test Set,countermeasures Set |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Edo Corporation Dba Edo Technical Services Operations Div Edo Technical Services Operations |
| Status | ACTIVE |
| Relationship to Similar Equipment | SIMILAR TO ACE1200-2 WHICH IS FOR B-2 AIRCRAFT |
| Supplementary Features | USED BOTH 0N FLIGHT LINE AND MAINTENANCE HANGER |
| Reference Data and Literature | SERD 76Q-91C |
| Functional Classification | AA-9.1 |
| Enclosure Feature | MULTIPLE ITEM W/HOUSING |
| Test Type for Which Designed | MOD O CINFIGURATION,"CORE" CONFIGURATION,1122 ANTENNA CONFIGURATION |
| 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 |
|---|---|
| SK1200-6 PRIMARY | Edo Corporation Dba Edo Technical Services Operations Div Edo Technical Services Operations (USA) |
| Reference | Meaning |
|---|---|
| AN/ALM-280 | 5/1 Secondary reference U.S. Government activity |
| SK1200-4 | 5/9 Secondary reference Edo Corporation Dba Edo Technical Services Operations Div Edo Technical Services Operations |
| ACE 1200-1 | 5/9 Secondary reference Edo Corporation Dba Edo Technical Services Operations Div Edo Technical Services Operations |
| SK1200-3 | 5/9 Secondary reference Edo Corporation Dba Edo Technical Services Operations Div Edo Technical Services Operations |
| ACE 1200-3 | 5/9 Secondary reference Edo Corporation Dba Edo Technical Services Operations Div Edo Technical Services Operations |
| SK1200-1 | 5/9 Secondary reference L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products |
| SK1200-5 | 5/9 Secondary reference Edo Corporation Dba Edo Technical Services Operations Div Edo Technical Services Operations |
NSN 4920-01-345-2122 is a Test Set,countermeasures Set, manufactured by Edo Corporation Dba Edo Technical Services Operations Div Edo Technical Services Operations, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-345-2122 has 1 manufacturer part number on file: SK1200-6 (Edo Corporation Dba Edo Technical Services Operations Div Edo Technical Services Operations).
Key specifications for SK1200-6: Relationship to Similar Equipment: SIMILAR TO ACE1200-2 WHICH IS FOR B-2 AIRCRAFT; Supplementary Features: USED BOTH 0N FLIGHT LINE AND MAINTENANCE HANGER; Reference Data and Literature: SERD 76Q-91C; Functional Classification: AA-9.1. 6 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 4920-01-345-2122 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.