The Detecting-Ranging Set Subassembl, cataloged under National Stock Number 5845-00-403-9083, is classified within Federal Supply Class 5845 (Underwater Sound Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Raytheon Company Dba Raytheon Co. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5845-00-403-9083 |
| Primary Part Number | 553146-1 |
| Item Name | Detecting-Ranging Set Subassembl |
| FSC / FSG | 5845 / 58 — Underwater Sound Equipment |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Component Type and Quantity | 1 BRACKET AND 1 CONNECTOR AND 1 PRINTED WIRING BOARD AND 1 RESISTOR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 553146-1 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| 553146-1 | Raytheon Company (USA) |
| Reference | Meaning |
|---|---|
| 553146-1 | 5/9 Secondary reference Raytheon Company Div Corp |
| 18-1963-4 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5845-00-403-9083 is a Detecting-Ranging Set Subassembl, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5845, Underwater Sound Equipment. Status: active.
NSN 5845-00-403-9083 has 2 manufacturer part numbers on file: 553146-1 (Raytheon Company Dba Raytheon Co), 553146-1 (Raytheon Company).
1 possible match (shared part number, not a government interchangeability claim): 1680-01-145-8789. Verify interchangeability with system specifications before substitution.
Key specifications for 553146-1: Overall Height: 4.572 INCHES NOMINAL IN; Component Type and Quantity: 1 BRACKET AND 1 CONNECTOR AND 1 PRINTED WIRING BOARD AND 1 RESISTOR; Overall Length: 5.930 INCHES NOMINAL IN; Overall Width: 4.250 INCHES NOMINAL IN. 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 5845-00-403-9083 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.