The Sonobuoy, cataloged under National Stock Number 5845-01-475-9870, is classified within Federal Supply Class 5845 (Underwater Sound Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Undersea Sensor Systems, Inc. Div Ultra Maritime. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5845-01-475-9870 |
| Primary Part Number | 90002A-802 |
| Item Name | Sonobuoy |
| FSC / FSG | 5845 / 58 — Underwater Sound Equipment |
| Manufacturer | Undersea Sensor Systems, Inc. Div Ultra Maritime |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 130-9600-101 | Microspace Srl (ITA) |
| 130-6349-001 | Sparton Deleon Springs, Llc (USA) |
| 130-9600-101 | Integrated Procurement Technologies (USA) |
| 90002A-802 PRIMARY | Undersea Sensor Systems, Inc. Div Ultra Maritime (USA) |
NSN 5845-01-475-9870 is a Sonobuoy, manufactured by Undersea Sensor Systems, Inc. Div Ultra Maritime, classified under FSC 5845, Underwater Sound Equipment. Status: active.
NSN 5845-01-475-9870 has 4 manufacturer part numbers on file: 130-9600-101 (Microspace Srl), 130-6349-001 (Sparton Deleon Springs, Llc), 130-9600-101 (Integrated Procurement Technologies), 90002A-802 (Undersea Sensor Systems, Inc. Div Ultra Maritime).
Key specifications for 90002A-802: Special Features: AN/SSQ-53F SONOBUOY.DIFAR W/CALIBRATED OMNI SONOBUOY SYS COMBINED.HELO COMPATIBLE PARACHUTE W/G-3 LAUNCH ENVELOPE,8HR OPERATING LIFE.EFS,ADDITIONAL COMMANDS W/CFS AIRCRAFT CHANGE RF TRANSMITTING CHANNEL(1-99).CONTAINS ONE 16GRAM BOTTLE OF COMPRESSED CO2 GAS. G. 0 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5845-01-475-9870 has DEMIL Code F. 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.