The Multiline Unit, cataloged under National Stock Number 5810-01-262-9604, 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 Lucent Technologies Inc Corporate Headquarters. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Multiline Unit |
| FSC / FSG | 5810 — Communications Security Equipment and Components (FSG 58) |
| Manufacturers | Lucent Technologies Inc Corporate Headquarters (CAGE 3B4M0) |
| Parameter | Value |
|---|---|
| NSN | 5810-01-262-9604 |
| Primary Part Number | 812A |
| Item Name | Multiline Unit |
| FSC / FSG | 5810 / 58 — Communications Security Equipment and Components |
| Manufacturer | Lucent Technologies Inc Corporate Headquarters |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 105-197-735 | Lucent Technologies Inc Corporate Headquarters (USA) |
| 812A PRIMARY | Lucent Technologies Inc Corporate Headquarters (USA) |
| Reference | Meaning |
|---|---|
| 812A | 3/9 Design control — primary reference Lucent Technologies Inc Dba Federal Marketing Group |
| 105-197-735 | 5/9 Secondary reference Lucent Technologies Inc Dba Federal Marketing Group |
| 105197735 | 5/9 Secondary reference U.S. Government activity |
| 812A | 5/9 Secondary reference American Telephone and Telegraph Co |
| 105-197-735 | 5/9 Secondary reference American Telephone and Telegraph Co |
NSN 5810-01-262-9604 is a Multiline Unit, manufactured by Lucent Technologies Inc Corporate Headquarters, classified under FSC 5810, Communications Security Equipment and Components. Status: active.
NSN 5810-01-262-9604 has 2 manufacturer part numbers on file: 105-197-735 (Lucent Technologies Inc Corporate Headquarters), 812A (Lucent Technologies Inc Corporate Headquarters).
3 possible matches (shared part number, not a government interchangeability claim): 4920-01-384-3733, 3441-01-423-0597, 5130-01-608-9176. Verify interchangeability with system specifications before substitution.
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.