The Interface Unit,automatic Data Pr, cataloged under National Stock Number 7025-01-535-7854, 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 Avaya Inc Dba Avaya Government Solutions. Government technical data includes 8 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 7025-01-535-7854 |
| Primary Part Number | 8400B |
| Item Name | Interface Unit,automatic Data Pr |
| FSC / FSG | 7025 / 70 — Information Technology Input/output and Storage Devices |
| Manufacturer | Avaya Inc Dba Avaya Government Solutions |
| Status | ACTIVE |
| Unpackaged Unit Length | 7.75 INCHES NOMINAL IN |
| Power Source | EXTERNAL |
| Output Intelligence Type | DIGITAL |
| Unpackaged Unit Width | 5.00 INCHES NOMINAL IN |
| Unpackaged Unit Height | 1.50 INCHES NOMINAL IN |
| Input Intelligence Type | DIGITAL |
| Mounting Type | BASE |
| Furnished Items and Quantity | ADDITIONAL PHYSICAL FEATURES: HOUSED IN BLAK CASING (5 IN X 7.75 IN X 1.5 IN); NAME APPEARS ON UNDERSIDE OF UNIT; ONE RED LED AND ONE GREEN LED ON THE FRONT PANEL INDICATE STATUS OF THE SET DURING NORMAL OPERATION, AND THE RESULT OF THE SELF-TESTS WHEN INTIALLY POWERED. REAR PANEL DESCRIPTION: PHONE CONNECTOR ACCEPTS ONE END OF THE D8W PHONE LINE CORD TO CONNECT A TWO-WIRE VOICE TERMINAL TO THE MODULE; LINE POWER CONNECTOR ACCEPTS OF ONE END OF THE D8W TELEPHONE CORD THAT CONNECTS BETWEEN THE 8400B PLUS DATA MODULE AND EITHER A PBX WALL JACK ALREADY POWERED BY A CLOSET SUPPLY, ORA POWER SUPPLY, WHICH IS CONNECTED TO THE PBX WALL JACK; EIA CONNECTOR INTERFACE PROVIDES AN INTERFACE BETWEEN THE 8400B PLUS DATA MODULE AND THE TERMINAL DEVICE. IF THE COMMUNICATIONS PORT ON THE TERMINAL DEVICE IS A 9-PIN INTERFACE, USE A CORD WITH DB9 MALE CONNECTORS ON EACH END TO CONNECT THE DATA MODULE TO THE TERMINAL DEVICE. IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | JH |
| Weight | 3.0000 lbs |
| Cube | 0.3125 cu ft |
NSN 7025-01-535-7854 is a Interface Unit,automatic Data Pr, manufactured by Avaya Inc Dba Avaya Government Solutions, classified under FSC 7025, Information Technology Input/output and Storage Devices. Status: active.
NSN 7025-01-535-7854 has 2 manufacturer part numbers on file: 8400B (Avaya Inc Dba Avaya Government Solutions), 8400B (Avaya Federal Solutions, Inc).
Key specifications for 8400B: Unpackaged Unit Length: 7.75 INCHES NOMINAL IN; Power Source: EXTERNAL; Output Intelligence Type: DIGITAL; Unpackaged Unit Width: 5.00 INCHES NOMINAL IN. 8 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.