The Telephone Set, cataloged under National Stock Number 5805-01-587-7931, is classified within Federal Supply Class 5805 (Telephone and Telegraph Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Cisco Systems Inc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5805-01-587-7931 |
| Primary Part Number | CP-6921-C-K9 |
| Item Name | Telephone Set |
| FSC / FSG | 5805 / 58 — Telephone and Telegraph Equipment |
| Manufacturer | Cisco Systems Inc |
| Status | ACTIVE |
| Style Designator | PUSH BUTTON, WITH BUTTONS FOR SPECIAL FUNCTIONS |
| Outgoing Call Signal Device | BUTTON SWITCH |
| Electrical Power Source Relationship | OPERATING |
| Color | BLACK OVERALL |
| Incoming Call Signal Device | RINGER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 40061504 | Ministry of Defence, Future Aircraft Carrier Ipt (cvf Ipt) (GBR) |
| CP-6921-C-K9 PRIMARY | Cisco Systems Inc (USA) |
| CP-6921-C-K9= | Telent Technology Services Ltd (GBR) |
| CP-6921-C-K9= | Cisco Systems (GBR) |
| Reference | Meaning |
|---|---|
| CP-6921-C-K9= | 5/9 Secondary reference Telindus Ltd |
NSN 5805-01-587-7931 is a Telephone Set, manufactured by Cisco Systems Inc, classified under FSC 5805, Telephone and Telegraph Equipment. Status: active.
NSN 5805-01-587-7931 has 4 manufacturer part numbers on file: 40061504 (Ministry of Defence, Future Aircraft Carrier Ipt (cvf Ipt)), CP-6921-C-K9 (Cisco Systems Inc), CP-6921-C-K9= (Telent Technology Services Ltd), CP-6921-C-K9= (Cisco Systems).
Key specifications for CP-6921-C-K9: Overall Height: 6.400 INCHES NOMINAL IN; Style Designator: PUSH BUTTON, WITH BUTTONS FOR SPECIAL FUNCTIONS; Overall Width: 7.400 INCHES NOMINAL IN; Outgoing Call Signal Device: BUTTON SWITCH. 5 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.
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.