The Transducer,sonar, cataloged under National Stock Number 5845-01-524-8959, is classified within Federal Supply Class 5845 (Underwater Sound Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Hydac Technology Corp. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 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 | 5845-01-524-8959 |
| Primary Part Number | HDA4475-A-5000-000 |
| Item Name | Transducer,sonar |
| FSC / FSG | 5845 / 58 — Underwater Sound Equipment |
| Manufacturer | Hydac Technology Corp |
| Status | ACTIVE |
| Unpackaged Unit Weight | 145.000 GRAMS NOMINAL G |
| Supplementary Features | CONTROLLING AGENCY NOMENCLATURE TRANSDUCER, PRESSURE, 9/16 SAE-6 MALE CONNECTOR 4-20 MA, 5000 PSI |
| Usage Design | COMPACT, HEAVY-DUTY, PRESSURE INSTRUMENTS DESIGNED FOR BOTH OEM INDUSTRIAL AND OFF-ROAD APPLICATIONS WHERE ACCURACY, REPEATABILITY AND STABILITY ARE NOT TO BE COMPROMISED |
| 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 |
|---|---|
| HDA4475-A-5000-000 PRIMARY | Hydac Technology Corp (USA) |
| 168565 | Bosch Rexroth Canada Corp (CAN) |
| 358-12750 | Rolls-Royce Canada Limited Div Rolls-Royce Canada Limited (CAN) |
| 358-12750 | L3harris Technologies, Inc. (USA) |
NSN 5845-01-524-8959 is a Transducer,sonar, manufactured by Hydac Technology Corp, classified under FSC 5845, Underwater Sound Equipment. Status: active.
NSN 5845-01-524-8959 has 4 manufacturer part numbers on file: HDA4475-A-5000-000 (Hydac Technology Corp), 168565 (Bosch Rexroth Canada Corp), 358-12750 (Rolls-Royce Canada Limited Div Rolls-Royce Canada Limited), 358-12750 (L3harris Technologies, Inc.).
Key specifications for HDA4475-A-5000-000: Unpackaged Unit Weight: 145.000 GRAMS NOMINAL G; Supplementary Features: CONTROLLING AGENCY NOMENCLATURE TRANSDUCER, PRESSURE, 9/16 SAE-6 MALE CONNECTOR 4-20 MA, 5000 PSI; Special Features: ACCURACY 0.5 PCT BFSL; SAE 6 9/16-18 UNF2A MALE; DIN 43650/ISO 4400 PLUG, 3 POLE PLUS GROUND; 2 CONDUCTOR, 4-20 MA; 5,000 PSI, 345 BAR; SUPPLY VOLTAGE 2-CONDUCTOR 10-30 VDC; FLUID AND STORAGE TEMP RANGE M40.0 TO 212.0 DEG F; OPERATING TEMP RANGE M13.0 TO 185.0 DEG F; NOMINAL TEMP RANGE 32 TO 158 DEG F; RISE TIME APPROX 1MS; PARTS IN CONTACT WITH MEDIA STAINLESS STEEL, FPM SEAL; TIGHTENING TORQUE APPROX 15 LB-FT, 20 NM; BURST PRESSURE 300 PCT FS; OVERLOAD PRESSURE 150 PCT FS, MAXIMAL 13,000 PSI, 900 BAR VDC; End Item Identification: ALOFTS SONAR SYSTEM MODEL 980 (V1). 3 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.
NSN 5845-01-524-8959 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.