The Disk Drive Unit, cataloged under National Stock Number 7025-01-689-9535, is classified within Federal Supply Class 7025 (Information Technology Input/output and Storage Devices) of the General Purpose ADP Equipment group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 7025-01-689-9535 |
| Primary Part Number | 3841AS3104-01 |
| Item Name | Disk Drive Unit |
| FSC / FSG | 7025 / 70 — Information Technology Input/output and Storage Devices |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Nuclear Hardness Critical Feature | HARDENED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | E |
| Unit of Issue | EA |
| Acquisition advice code | D |
| Part Number | Manufacturer |
|---|---|
| 3841AS3104-01 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| 3841AS3104-01 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 7025-01-689-9535 is a Disk Drive Unit, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 7025, Information Technology Input/output and Storage Devices. Status: active.
NSN 7025-01-689-9535 has 2 manufacturer part numbers on file: 3841AS3104-01 (Lockheed Martin Corporation Div Rotary and Mission Systems), 3841AS3104-01 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 3841AS3104-01: Part Name Assigned by Controlling Agency: DISK DRIVE, AIRCRAFT; End Item Identification: CONSOLIDATED AUTOMATED SUPPORT SYSTEM (CASS); USM-636 ELECTRICAL EQUIPMENT TEST SYSTEM.; Nuclear Hardness Critical Feature: HARDENED. 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 7025-01-689-9535 has DEMIL Code Q. 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.