The Adapter Set,aircraft Maintenance, cataloged under National Stock Number 4920-01-604-0725, 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 Itw Gse Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-604-0725 |
| Primary Part Number | JA4027-02 |
| Item Name | Adapter Set,aircraft Maintenance |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Itw Gse Inc. |
| Status | ACTIVE |
| Document Type | SPECIFICATION |
| 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 |
|---|---|
| JA4027-02 PRIMARY | Itw Gse Inc. (USA) |
| Reference | Meaning |
|---|---|
| JA4027-2 | 5/9 Secondary reference Itw Gse Inc. |
| JA4027 (REV 2) | 3/1 Design control — primary reference Itw Gse Inc. |
| JA4027-01 | 5/9 Secondary reference Itt Cannon Llc Dba Biw Connector Systems Div Itt Cannon Llc D/b/a Biw Connector Systems |
| JA4027 | 5/9 Secondary reference Itw Gse Inc. |
| SP-JA4027-01 | 5/9 Secondary reference Itt Cannon Llc Dba Biw Connector Systems Div Itt Cannon Llc D/b/a Biw Connector Systems |
| JB4027-01 | 3/9 Design control — primary reference Itw Gse Inc. |
NSN 4920-01-604-0725 is a Adapter Set,aircraft Maintenance, manufactured by Itw Gse Inc., classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-604-0725 has 1 manufacturer part number on file: JA4027-02 (Itw Gse Inc.).
Key specifications for JA4027-02: Document Type: SPECIFICATION; Part Name Assigned by Controlling Agency: ADAPTER, AIRCRAFT ELECTRICAL SERVICING; End Item Identification: ADAPTER. 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.
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.