The Adapter Assembly,interface Devic, cataloged under National Stock Number 4920-01-579-7866, 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 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4920-01-579-7866 |
| Item Name | Adapter Assembly,interface Devic |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Status | ACTIVE |
| Document Type | SUPPORT EQUIPMENT REQUIREMENT SHEET |
| Relationship to Similar Equipment | 4920-01-485-8294 BEING RETROFITTED WITH RS-232 TO RS-422 CONVERTER TO THIS ITEM |
| Component Document Page Number | 3 |
| Document Identification | 550558 |
| Supply Items and Quantities | 4920-01-516-0187 FIXTURE 1 |
| Component Document Origin | INDUSTRIAL |
| Nonsupply Items and Quantities | 88277 17G551560-503 INTERCONNECTING DEVICE 1; 88277 17G551508-501 W1 CABLE 1; 88277 17G551514-1 W2 CABLE 1 |
| Document Source | 88277 |
| Functional Description | PROVIDES MECHANICAL AND ELECTRICAL INTERFACE BETWEEN THE C-17 CATE AND THE PDMC DURING TEST AND FAULT ISOLATION |
| Unpackaged Unit Weight | 64.000 POUNDS LBS |
| 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 |
|---|---|
| 17G550548-503 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4920-01-579-7866 is a Adapter Assembly,interface Devic, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
Key specifications for 4920-01-579-7866: Document Type: SUPPORT EQUIPMENT REQUIREMENT SHEET; Relationship to Similar Equipment: 4920-01-485-8294 BEING RETROFITTED WITH RS-232 TO RS-422 CONVERTER TO THIS ITEM; Component Document Page Number: 3; Document Identification: 550558. 10 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 4920-01-579-7866 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.