The Receiver,countermeasures, cataloged under National Stock Number 5865-01-600-9835, is classified within Federal Supply Class 5865 (Electronic Countermeasures, Counter-countermeasures and Quick Reaction Capability Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5865-01-600-9835 |
| Primary Part Number | 185A500-100 |
| Item Name | Receiver,countermeasures |
| FSC / FSG | 5865 / 58 — Electronic Countermeasures, Counter-countermeasures and Quick Reaction Capability Equipment |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Nuclear Hardness Critical Feature | HARDENED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL P — Demil Prior To Sale/Transfer |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | M |
| Part Number | Manufacturer |
|---|---|
| 185A500-100 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| Reference | Meaning |
|---|---|
| 185A500 | D/9 Drawing number reference only Lockheed Martin Corporation Div Rotary and Mission Systems |
NSN 5865-01-600-9835 is a Receiver,countermeasures, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5865, Electronic Countermeasures, Counter-countermeasures and Quick Reaction Capability Equipment. Status: active.
NSN 5865-01-600-9835 has 1 manufacturer part number on file: 185A500-100 (Lockheed Martin Corporation Div Rotary and Mission Systems).
Key specifications for 185A500-100: Criticality Code Justification: FEAT; Special Features: ESD; Part Name Assigned by Controlling Agency: RECEIVER, RADAR, R-2483/APR-50; Nuclear Hardness Critical Feature: HARDENED. 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 5865-01-600-9835 has DEMIL Code P. 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.