The Interface Unit,input-Output, cataloged under National Stock Number 5998-01-657-5603, is classified within Federal Supply Class 5998 (Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware) of the Electrical and Electronic Equipment Components group. The manufacturer of record is National Instruments Corp. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5998-01-657-5603 |
| Primary Part Number | USB-8473 |
| Item Name | Interface Unit,input-Output |
| FSC / FSG | 5998 / 59 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware |
| Manufacturer | National Instruments Corp |
| Status | ACTIVE |
| Terminal Quantity | 1 |
| Mounting Method | SNAP-IN |
| Connection Type | TERMINAL BLOCK W/SCREW |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5998-01-657-5603 is a Interface Unit,input-Output, manufactured by National Instruments Corp, classified under FSC 5998, Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware. Status: active.
NSN 5998-01-657-5603 has 2 manufacturer part numbers on file: 821VN5558 (Leonardo S.p.a. - Electronics Division - Defence Business Area), USB-8473 (National Instruments Corp).
1 possible match (shared part number, not a government interchangeability claim): 7025-01-662-3131. Verify interchangeability with system specifications before substitution.
Key specifications for USB-8473: Terminal Quantity: 1; Mounting Method: SNAP-IN; Connection Type: TERMINAL BLOCK W/SCREW; Part Name Assigned by Controlling Agency: INTERFACE,CAN,LIN.1 PORT USB. 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.
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.