The Baffle,acoustic,sonar, cataloged under National Stock Number 5845-01-657-8476, is classified within Federal Supply Class 5845 (Underwater Sound Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Baffle,acoustic,sonar |
| FSC / FSG | 5845 — Underwater Sound Equipment (FSG 58) |
| Manufacturers | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (CAGE 31442) |
| Parameter | Value |
|---|---|
| NSN | 5845-01-657-8476 |
| Primary Part Number | 1G04436G03 |
| Item Name | Baffle,acoustic,sonar |
| FSC / FSG | 5845 / 58 — Underwater Sound Equipment |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1G04436 FIND 021 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| PL1G04436 FIND 0 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 1G04436G03 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
NSN 5845-01-657-8476 is a Baffle,acoustic,sonar, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5845, Underwater Sound Equipment. Status: active.
NSN 5845-01-657-8476 has 3 manufacturer part numbers on file: 1G04436 FIND 021 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), PL1G04436 FIND 0 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 1G04436G03 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
1 possible match (shared part number, not a government interchangeability claim): 5845-01-657-8647. Verify interchangeability with system specifications before substitution.
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 5845-01-657-8476 has DEMIL Code Q. 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.