The Interface Unit,automatic Data Pr, cataloged under National Stock Number 7025-01-418-3926, is classified within Federal Supply Class 7025 (Information Technology Input/output and Storage Devices) of the General Purpose ADP Equipment group. The manufacturer of record is Allied Telesis, Inc. Dba Allied Telesis Investment Inc Div Headquarters. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 7025-01-418-3926 |
| Primary Part Number | AT-F477-05 |
| Item Name | Interface Unit,automatic Data Pr |
| FSC / FSG | 7025 / 70 — Information Technology Input/output and Storage Devices |
| Manufacturer | Allied Telesis, Inc. Dba Allied Telesis Investment Inc Div Headquarters |
| Status | ACTIVE |
| Unpackaged Unit Length | 6.40 INCHES NOMINAL IN |
| Power Source | SELF-CONTAINED |
| Output Intelligence Type | DIGITAL |
| Unpackaged Unit Width | 2.70 INCHES NOMINAL IN |
| Direct Current Voltage Rating in Volts | 11.4 AND 15.75 |
| Unpackaged Unit Height | 2.20 INCHES NOMINAL IN |
| Input Intelligence Type | DIGITAL |
| Storage Temp Range | -20.0 TO 60.0 CELSIUS DEGC |
| Material | STEEL CASE |
| Mounting Type | BASE |
| Current Rating in Amps | 0.5 |
| 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 |
|---|---|
| AT-F477-05 PRIMARY | Allied Telesis, Inc. Dba Allied Telesis Investment Inc Div Headquarters (USA) |
| 256424-1 | L3harris Technologies, Inc Div Space & Airborne Systems (USA) |
| Reference | Meaning |
|---|---|
| AT-477 | 5/9 Secondary reference Allied Telesis, Inc. Dba Allied Telesis Investment Inc Div Headquarters |
| AT-477-05 | 5/9 Secondary reference Allied Telesis, Inc. Dba Allied Telesis Investment Inc Div Headquarters |
NSN 7025-01-418-3926 is a Interface Unit,automatic Data Pr, manufactured by Allied Telesis, Inc. Dba Allied Telesis Investment Inc Div Headquarters, classified under FSC 7025, Information Technology Input/output and Storage Devices. Status: active.
NSN 7025-01-418-3926 has 2 manufacturer part numbers on file: AT-F477-05 (Allied Telesis, Inc. Dba Allied Telesis Investment Inc Div Headquarters), 256424-1 (L3harris Technologies, Inc Div Space & Airborne Systems).
1 possible match (shared part number, not a government interchangeability claim): 5845-01-501-8311. Verify interchangeability with system specifications before substitution.
Key specifications for AT-F477-05: Unpackaged Unit Length: 6.40 INCHES NOMINAL IN; Power Source: SELF-CONTAINED; Output Intelligence Type: DIGITAL; Unpackaged Unit Width: 2.70 INCHES NOMINAL IN. 11 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.