The Radar Set Subassembly, cataloged under National Stock Number 5841-00-145-9987, is classified within Federal Supply Class 5841 (Radar Equipment, Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5841-00-145-9987 |
| Item Name | Radar Set Subassembly |
| FSC / FSG | 5841 / 58 — Radar Equipment, Airborne |
| Status | ACTIVE |
| Component Type and Quantity | 3 LENS AND 1 RETAINER |
| Overall Diameter | 2.850 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 3022919-008-101 | 3/2 Design control — primary reference U.S. Government activity |
| 700-0436 | 5/9 Secondary reference Corning Oca Corp |
NSN 5841-00-145-9987 is a Radar Set Subassembly, classified under FSC 5841, Radar Equipment, Airborne. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5410-00-512-2416, 5310-00-700-0436. Verify interchangeability with system specifications before substitution.
Key specifications for 5841-00-145-9987: Component Type and Quantity: 3 LENS AND 1 RETAINER; Overall Diameter: 2.850 INCHES NOMINAL IN; Overall Length: 1.875 INCHES NOMINAL IN; End Item Identification: RADAR RECONNAISSANCE SYSTEM,AN/UPD-4. 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 5841-00-145-9987 has DEMIL Code C. 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.