The Communications Security Module, cataloged under National Stock Number 5810-01-562-6939, is classified within Federal Supply Class 5810 (Communications Security Equipment and Components) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5810-01-562-6939 |
| Primary Part Number | C99A9428-5 |
| Item Name | Communications Security Module |
| FSC / FSG | 5810 / 58 — Communications Security Equipment and Components |
| Manufacturer | Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL P — Demil Prior To Sale/Transfer |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| C99A9428-5 PRIMARY | Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems (USA) |
| C99A9428-7 | Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems (USA) |
| SW7X-AP-2150D-C | Secure Computing Corporation (USA) |
NSN 5810-01-562-6939 is a Communications Security Module, manufactured by Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems, classified under FSC 5810, Communications Security Equipment and Components. Status: active.
NSN 5810-01-562-6939 has 3 manufacturer part numbers on file: C99A9428-5 (Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems), C99A9428-7 (Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems), SW7X-AP-2150D-C (Secure Computing Corporation).
Key specifications for C99A9428-5: Overall Height: 3.400 INCHES NOMINAL IN; Overall Length: 29.310 INCHES NOMINAL IN; Overall Width: 17.500 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: FIREWALL, GROUND STATION. 0 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 5810-01-562-6939 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.