The Communications Security Module, cataloged under National Stock Number 5810-01-560-2428, 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 Cisco Systems Inc. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5810-01-560-2428 |
| Primary Part Number | ASA5520-AIP20-K9 |
| Item Name | Communications Security Module |
| FSC / FSG | 5810 / 58 — Communications Security Equipment and Components |
| Manufacturer | Cisco Systems Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 40051531 | Ministry of Defence, Future Aircraft Carrier Ipt (cvf Ipt) (GBR) |
| ASA5520-AIP20-K9 PRIMARY | Cisco Systems Inc (USA) |
| ASA5520-AIP20-K9 | Cisco Systems (GBR) |
| Reference | Meaning |
|---|---|
| ASA5520-AIP20-K9 | 5/9 Secondary reference Telindus Ltd |
NSN 5810-01-560-2428 is a Communications Security Module, manufactured by Cisco Systems Inc, classified under FSC 5810, Communications Security Equipment and Components. Status: active.
NSN 5810-01-560-2428 has 3 manufacturer part numbers on file: 40051531 (Ministry of Defence, Future Aircraft Carrier Ipt (cvf Ipt)), ASA5520-AIP20-K9 (Cisco Systems Inc), ASA5520-AIP20-K9 (Cisco Systems).
Key specifications for ASA5520-AIP20-K9: Special Features: ASA 5520 APPLIANCE W/AIP-SSM-20, SW, HA, 4GE+1FE, 3DES/AES B; DIMENSIONS 1.75 H, 17.5 W, 14.25 D IN; WEIGHT W/POWER SUPPLY 20.0 LB W. 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 5810-01-560-2428 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.