The Encryption-Decryption Equipment, cataloged under National Stock Number 5810-01-591-3520, is classified within Federal Supply Class 5810 (Communications Security Equipment and Components) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Telephonics Corp/prd Instruments. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5810-01-591-3520 |
| Primary Part Number | 780-1300-004 |
| Item Name | Encryption-Decryption Equipment |
| FSC / FSG | 5810 / 58 — Communications Security Equipment and Components |
| Manufacturer | Telephonics Corp/prd Instruments |
| Status | ACTIVE |
| General Characteristics Item Description | EME WED VERIFY PART NUMBERS TO PREVENT SOFTWARE COMPATIBILITY PROBLEMS,P/N:780-1300-004 CONTAINS A SOFTWARE UPGRADE AND IS NOT COMPATIBLE WITH P/N:780-1300-002.AN EFFORT IS ONGOING TO UPGRADE ALL PARTS TO P/N:780-1300-004 |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 780-1300-004 PRIMARY | Telephonics Corp/prd Instruments (USA) |
| Reference | Meaning |
|---|---|
| 780-1300-002 | 5/9 Secondary reference Telephonics Corp/prd Instruments |
NSN 5810-01-591-3520 is a Encryption-Decryption Equipment, manufactured by Telephonics Corp/prd Instruments, classified under FSC 5810, Communications Security Equipment and Components. Status: active.
NSN 5810-01-591-3520 has 1 manufacturer part number on file: 780-1300-004 (Telephonics Corp/prd Instruments).
Key specifications for 780-1300-004: Overall Height: 1.750 INCHES NOMINAL IN; General Characteristics Item Description: EME WED VERIFY PART NUMBERS TO PREVENT SOFTWARE COMPATIBILITY PROBLEMS,P/N:780-1300-004 CONTAINS A SOFTWARE UPGRADE AND IS NOT COMPATIBLE WITH P/N:780-1300-002.AN EFFORT IS ONGOING TO UPGRADE ALL PARTS TO P/N:780-1300-004; Criticality Code Justification: FEAT; Overall Width: 2.750 INCHES NOMINAL IN. 2 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 5810-01-591-3520 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.