The Adapter,test, cataloged under National Stock Number 4920-01-339-9449, 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 Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-339-9449 |
| Primary Part Number | 16U74E04-1 |
| Item Name | Adapter,test |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems |
| Status | ACTIVE |
| Test Item Connection Method | CABLE |
| Reference Data and Literature | SERD NO. 74E04; TO 33D7-50-1904-1 |
| Functional Description | PROVIDES ELECTRICAL/MECHANICAL INTERFACE BTWN I-AIS TEST STATION ITA INTERFACE AND LRU TEST CABLE ASSYS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 16U74E04-1 PRIMARY | Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems (USA) |
| Reference | Meaning |
|---|---|
| 16U74E04-1 | 5/2 Secondary reference U.S. Government activity |
| 16U74E04-1 | 5/9 Secondary reference U.S. Government activity |
NSN 4920-01-339-9449 is a Adapter,test, manufactured by Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-339-9449 has 1 manufacturer part number on file: 16U74E04-1 (Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems).
Key specifications for 16U74E04-1: Test Item Connection Method: CABLE; Reference Data and Literature: SERD NO. 74E04; TO 33D7-50-1904-1; Special Features: O/A DIM: 18.000 IN. LG.,4.000 IN. W.,9.000 IN. H. IN; Functional Description: PROVIDES ELECTRICAL/MECHANICAL INTERFACE BTWN I-AIS TEST STATION ITA INTERFACE AND LRU TEST CABLE ASSYS. 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.
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.