The Sonic Emi Instrumen, cataloged under National Stock Number 4920-01-585-5525, 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 Olympus America Inc Div Evident Scientific, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Sonic Emi Instrumen |
| FSC / FSG | 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment (FSG 49) |
| Manufacturers | Olympus America Inc Div Evident Scientific, Inc. (CAGE 6SDT8) |
| Parameter | Value |
|---|---|
| NSN | 4920-01-585-5525 |
| Primary Part Number | 9744947 |
| Item Name | Sonic Emi Instrumen |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Olympus America Inc Div Evident Scientific, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | V |
| Part Number | Manufacturer |
|---|---|
| 9744947 PRIMARY | Olympus America Inc Div Evident Scientific, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 9744947 | 5/9 Secondary reference Olympus Scientific Solutions Technologies Inc. |
| 9744947 | C/1 Advisory reference — outside the item-of-supply concept Olympus America Inc |
| 9744947 | 5/9 Secondary reference Evident Scientific, Inc. |
NSN 4920-01-585-5525 is a Sonic Emi Instrumen, manufactured by Olympus America Inc Div Evident Scientific, Inc., classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-585-5525 has 1 manufacturer part number on file: 9744947 (Olympus America Inc Div Evident Scientific, Inc.).
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 4920-01-585-5525 has DEMIL Code D. 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.