The Transducer Subassembly,sonar, cataloged under National Stock Number 5845-00-644-4432, is classified within Federal Supply Class 5845 (Underwater Sound Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is L3harris Technologies, Inc.. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5845-00-644-4432 |
| Primary Part Number | 000691REVA |
| Item Name | Transducer Subassembly,sonar |
| FSC / FSG | 5845 / 58 — Underwater Sound Equipment |
| Manufacturer | L3harris Technologies, Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| 000691REVA PRIMARY | L3harris Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 000691REVA | 5/9 Secondary reference U.S. Government activity |
| 000691REVD | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5845-00-644-4432 is a Transducer Subassembly,sonar, manufactured by L3harris Technologies, Inc., classified under FSC 5845, Underwater Sound Equipment. Status: active.
NSN 5845-00-644-4432 has 1 manufacturer part number on file: 000691REVA (L3harris Technologies, Inc.).
Key specifications for 000691REVA: Overall Height: 1.300 INCHES NOMINAL IN; Overall Length: 4.968 INCHES NOMINAL IN; Overall Width: 2.511 INCHES NOMINAL IN; Special Features: HOLDER MTD;CRYSTAL PLATE 18,FOIL SPACER 18,SIDE PLATE 2;USED AS P/O A TRANSDUCER. 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.
NSN 5845-00-644-4432 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.