The Day Assembly, cataloged under National Stock Number 5845-01-040-0202, is classified within Federal Supply Class 5845 (Underwater Sound Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Emcore Corporation Div Concord Division. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Day Assembly |
| FSC / FSG | 5845 — Underwater Sound Equipment (FSG 58) |
| Manufacturers | Emcore Corporation Div Concord Division (CAGE 06811) |
| Parameter | Value |
|---|---|
| NSN | 5845-01-040-0202 |
| Primary Part Number | 021632-4-5 |
| Item Name | Day Assembly |
| FSC / FSG | 5845 / 58 — Underwater Sound Equipment |
| Manufacturer | Emcore Corporation Div Concord Division |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 21632-4-1 | Emcore Corporation Div Concord Division (USA) |
| 021632-4-5 PRIMARY | Emcore Corporation Div Concord Division (USA) |
| Reference | Meaning |
|---|---|
| 021632-4-5 | C/1 Advisory reference — outside the item-of-supply concept Adatum Inc Div Austron |
NSN 5845-01-040-0202 is a Day Assembly, manufactured by Emcore Corporation Div Concord Division, classified under FSC 5845, Underwater Sound Equipment. Status: active.
NSN 5845-01-040-0202 has 2 manufacturer part numbers on file: 21632-4-1 (Emcore Corporation Div Concord Division), 021632-4-5 (Emcore Corporation Div Concord Division).
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 5845-01-040-0202 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.