The Adapter Assembly,interface Devic, cataloged under National Stock Number 4920-01-550-8550, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-550-8550 |
| Item Name | Adapter Assembly,interface Devic |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Status | ACTIVE |
| End Item Name | AIR LEAKAGE TEST SET (DOME) NIIN 01-277-3479;E-2 AIRCRAFT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 2000AS540-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4920-01-550-8550 is a Adapter Assembly,interface Devic, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
Key specifications for 4920-01-550-8550: End Item Name: AIR LEAKAGE TEST SET (DOME) NIIN 01-277-3479;E-2 AIRCRAFT; Special Features: ITEM IS REQUIRED TO INTERFACE WITH THE (DOME)AIR LEAKAGE SET FOR TROUBLE SHOOTING OF DOME RELATED AIR LEAKS AND FAILURES ON THE E-2 AIRCRAFT;; Part Name Assigned by Controlling Agency: (INAVY)ADAPTER SET,AIR TEST SET; End Item Identification: P/N 123GT10123-401(26512)FOR THE E-2 AIRCRAFT. 1 specification is 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 4920-01-550-8550 has DEMIL Code Q. 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.