The Key,telegraph, cataloged under National Stock Number 5805-00-240-3548, is classified within Federal Supply Class 5805 (Telephone and Telegraph Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5805-00-240-3548 |
| Item Name | Key,telegraph |
| FSC / FSG | 5805 / 58 — Telephone and Telegraph Equipment |
| Status | ACTIVE |
| Overall Diameter | 1.875 INCHES NOMINAL IN |
| Mounting Method | SCREW |
| Shape | RECTANGULAR |
| Contact Quantity | 2 |
| Mounting Configuration | FOUR 0.169 IN. DIA HOLES ON 1.375 IN. BY 1.593 IN. MTG CENTERS IN |
| Contact Surface Diameter | 0.156 INCHES IN |
| Base Overall Length | 3.312 INCHES IN |
| Activation Method | MANUAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 213265-3 | 5/2 Secondary reference U.S. Government activity |
| NAF37153 | 3/2 Design control — primary reference U.S. Government activity |
| ES606868-2A | 5/9 Secondary reference American Telephone and Telegraph Co |
| ES606868-2A | C/1 Advisory reference — outside the item-of-supply concept Lucent Technologies Inc Corporate Headquarters |
| ES606868-2A | 5/9 Secondary reference At and T Corp |
| NAF213265-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5805-00-240-3548 is a Key,telegraph, classified under FSC 5805, Telephone and Telegraph Equipment. Status: active.
Key specifications for 5805-00-240-3548: Overall Diameter: 1.875 INCHES NOMINAL IN; Mounting Method: SCREW; Shape: RECTANGULAR; Overall Length: 5.750 INCHES NOMINAL IN. 8 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.