The Adapter Set,aircraft Maintenance, cataloged under National Stock Number 4920-01-172-1389, 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 Avtron Aerospace Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-172-1389 |
| Primary Part Number | A14837 |
| Item Name | Adapter Set,aircraft Maintenance |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Avtron Aerospace Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 42A13000-001 | Avtron Aerospace Inc (USA) |
| A14837 PRIMARY | Avtron Aerospace Inc (USA) |
| Reference | Meaning |
|---|---|
| R-TBD-467 | 5/9 Secondary reference The Boeing Company Div Legacy Am&m |
NSN 4920-01-172-1389 is a Adapter Set,aircraft Maintenance, manufactured by Avtron Aerospace Inc, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-172-1389 has 2 manufacturer part numbers on file: 42A13000-001 (Avtron Aerospace Inc), A14837 (Avtron Aerospace Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5961-01-182-3467, 4820-01-413-9590. Verify interchangeability with system specifications before substitution.
Key specifications for A14837: Special Features: C/O ADAPTERS AND CABLES NECESSARY TO PROVIDE MECHANICAL,ELECTRICAL AND HYDRAULIC INTERFACING BETWEEN TEST STAND AND INTERGEGRATED DRIVE GENERATOR; End Item Identification: B-1B ACFT. 0 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.