The Test Program Set, cataloged under National Stock Number 4920-01-156-6590, 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 The Boeing Company Div Legacy Am&m. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-156-6590 |
| Primary Part Number | 23A9000-001 |
| Item Name | Test Program Set |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Functional Description | TO INTERCONNECT AND CONTROL THE AUTOMATIC TEST EQUIPMENT AND THE LRU DUTEST PROCEDURES |
| 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 |
|---|---|
| 23A9000-001 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
| 23A29000 | The Boeing Company Div Legacy Am&m (USA) |
| Reference | Meaning |
|---|---|
| L8181013-101 | 5/9 Secondary reference The Boeing Company Div Legacy Am&m |
NSN 4920-01-156-6590 is a Test Program Set, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-156-6590 has 2 manufacturer part numbers on file: 23A9000-001 (The Boeing Company Div Legacy Am&m), 23A29000 (The Boeing Company Div Legacy Am&m).
Key specifications for 23A9000-001: Special Features: C/O ITA; TEST PROGRAM/INSTRUCTIONS; Functional Description: TO INTERCONNECT AND CONTROL THE AUTOMATIC TEST EQUIPMENT AND THE LRU DUTEST PROCEDURES; End Item Identification: B-1B ACFT SUPPORT EQUIPMENT. 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 4920-01-156-6590 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.