The Button,polarizer, cataloged under National Stock Number 5840-01-121-9552, 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 Raytheon Company Dba Raytheon Co. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5840-01-121-9552 |
| Primary Part Number | 584573-4 |
| Item Name | Button,polarizer |
| FSC / FSG | 5840 / 58 — Radar Equipment, Except Airborne |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| General Characteristics Item Description | MATL ALUMINUM ALLOY,QQ-A-225/6 2024-T4 OR 2024-T351; 0.500 IN. DIA; 0.327 IN. HEIGHT; THREADS 0.112-40 UNC-2B; FOUR DOTS APPLIED 0.060 IN. TO 0.120 IN. DIA EQUALLY SPACED ON PERIPHERY WITHIN 0.120 IN; PAINT COLOR WHITE PER TT-E-489 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 |
|---|---|
| 584573-4 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| 584573-4 | 5/9 Secondary reference Raytheon Company Div Corp |
NSN 5840-01-121-9552 is a Button,polarizer, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.
NSN 5840-01-121-9552 has 1 manufacturer part number on file: 584573-4 (Raytheon Company Dba Raytheon Co).
Key specifications for 584573-4: General Characteristics Item Description: MATL ALUMINUM ALLOY,QQ-A-225/6 2024-T4 OR 2024-T351; 0.500 IN. DIA; 0.327 IN. HEIGHT; THREADS 0.112-40 UNC-2B; FOUR DOTS APPLIED 0.060 IN. TO 0.120 IN. DIA EQUALLY SPACED ON PERIPHERY WITHIN 0.120 IN; PAINT COLOR WHITE PER TT-E-489 IN. 1 specification is 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 5840-01-121-9552 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.