The Segment Plate, cataloged under National Stock Number 5840-00-003-3490, is classified within Federal Supply Class 5840 (Radar Equipment, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Bae Systems Information and Electronic Systems Integration Inc.. 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 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 | 5840-00-003-3490 |
| Primary Part Number | 91000471 |
| Item Name | Segment Plate |
| FSC / FSG | 5840 / 58 — Radar Equipment, Except Airborne |
| Manufacturer | Bae Systems Information and Electronic Systems Integration Inc. |
| Status | ACTIVE |
| FSC Application Data | RADAR SETS,NONAIRBORNE,EXCEPT FIRE CONTROL AND GUIDED MISSILE |
| General Characteristics Item Description | BRASS FED QQ-B-626 COMPOSITION 1 1/2 HARD,NICKEL PLATE 0.0002 IN.THK FED QQ-N-290 CLASS 1 TYPE 4,CHROMIUM PLATE 0.00002 IN. THK FED QQ-C-320 TYPE 1,APPROX 3/8 IN. W,3/32 IN. THK,APPROX 1.188 IN. LG O/A IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 91000471 PRIMARY | Bae Systems Information and Electronic Systems Integration Inc. (USA) |
NSN 5840-00-003-3490 is a Segment Plate, manufactured by Bae Systems Information and Electronic Systems Integration Inc., classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.
NSN 5840-00-003-3490 has 1 manufacturer part number on file: 91000471 (Bae Systems Information and Electronic Systems Integration Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5950-01-147-8806. Verify interchangeability with system specifications before substitution.
Key specifications for 91000471: FSC Application Data: RADAR SETS,NONAIRBORNE,EXCEPT FIRE CONTROL AND GUIDED MISSILE; General Characteristics Item Description: BRASS FED QQ-B-626 COMPOSITION 1 1/2 HARD,NICKEL PLATE 0.0002 IN.THK FED QQ-N-290 CLASS 1 TYPE 4,CHROMIUM PLATE 0.00002 IN. THK FED QQ-C-320 TYPE 1,APPROX 3/8 IN. W,3/32 IN. THK,APPROX 1.188 IN. LG O/A 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 5840-00-003-3490 has DEMIL Code B. 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.