The Sonobuoy, cataloged under National Stock Number 5845-01-711-0244, is classified within Federal Supply Class 5845 (Underwater Sound Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Erapsco. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5845-01-711-0244 |
| Primary Part Number | WR-54/131A |
| Item Name | Sonobuoy |
| FSC / FSG | 5845 / 58 — Underwater Sound Equipment |
| Manufacturer | Erapsco |
| 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 |
|---|---|
| WR-54/131A PRIMARY | Erapsco (USA) |
NSN 5845-01-711-0244 is a Sonobuoy, manufactured by Erapsco, classified under FSC 5845, Underwater Sound Equipment. Status: active.
NSN 5845-01-711-0244 has 1 manufacturer part number on file: WR-54/131A (Erapsco).
Key specifications for WR-54/131A: Special Features: PROVIDES VERTICAL TEMPERATURE PROFILES OF THE OCEAN LAYER; Part Name Assigned by Controlling Agency: SONOBUOY. 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.