The Control,countermeasures Set, cataloged under National Stock Number 5865-01-588-3997, 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 Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems. Government technical data includes 10 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5865-01-588-3997 |
| Primary Part Number | M90A20502-0001 |
| Item Name | Control,countermeasures Set |
| FSC / FSG | 5865 / 58 — Electronic Countermeasures, Counter-countermeasures and Quick Reaction Capability Equipment |
| Manufacturer | Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems |
| Status | ACTIVE |
| Maximum Overall Width | 1.875 INCHES IN |
| Inclosure Type | PARTIALLY INCLOSED |
| Maximum Overall Length | 5.750 INCHES IN |
| Mounting Method | PANEL |
| Power Source | EXTERNAL |
| Connector Manufacturer Part Number | MS90335-8 |
| Terminal Location | BACK |
| Connector Manufacturer Code | 96906 |
| Terminal Type and Quantity | 1 CONNECTOR, RECEPTACLE |
| Material | ALUMINUM AND PLASTIC CASE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| M90A20502-0001 PRIMARY | Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems (USA) |
NSN 5865-01-588-3997 is a Control,countermeasures Set, manufactured by Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems, classified under FSC 5865, Electronic Countermeasures, Counter-countermeasures and Quick Reaction Capability Equipment. Status: active.
NSN 5865-01-588-3997 has 1 manufacturer part number on file: M90A20502-0001 (Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems).
Key specifications for M90A20502-0001: Maximum Overall Width: 1.875 INCHES IN; Inclosure Type: PARTIALLY INCLOSED; Maximum Overall Length: 5.750 INCHES IN; Mounting Method: PANEL. 10 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 5865-01-588-3997 has DEMIL Code D. 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.