The Telephone, cataloged under National Stock Number 5805-01-509-2850, 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 Boston Telephone Solutions Inc. Dba Boston Telephone Solutions Inc. Div Boston Telephone Solutions Inc.. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5805-01-509-2850 |
| Primary Part Number | AT 2500 YMGM |
| Item Name | Telephone |
| FSC / FSG | 5805 / 58 — Telephone and Telegraph Equipment |
| Manufacturer | Boston Telephone Solutions Inc. Dba Boston Telephone Solutions Inc. Div Boston Telephone Solutions Inc. |
| Status | ACTIVE |
| Style Designator | PUSH BUTTON |
| Circuit Control Button Quantity | 16 |
| Outgoing Call Signal Device | HOOK SWITCH |
| Electrical Power Source Relationship | OPERATING |
| Color | BLACK OVERALL |
| Material | PLASTIC CASE |
| 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 |
|---|---|
| AT 2500 YMGM | Avaya Inc Dba Avaya Government Solutions (USA) |
| AT 2500 YMGM PRIMARY | Boston Telephone Solutions Inc. Dba Boston Telephone Solutions Inc. Div Boston Telephone Solutions Inc. (USA) |
NSN 5805-01-509-2850 is a Telephone, manufactured by Boston Telephone Solutions Inc. Dba Boston Telephone Solutions Inc. Div Boston Telephone Solutions Inc., classified under FSC 5805, Telephone and Telegraph Equipment. Status: active.
NSN 5805-01-509-2850 has 2 manufacturer part numbers on file: AT 2500 YMGM (Avaya Inc Dba Avaya Government Solutions), AT 2500 YMGM (Boston Telephone Solutions Inc. Dba Boston Telephone Solutions Inc. Div Boston Telephone Solutions Inc.).
Key specifications for AT 2500 YMGM: Style Designator: PUSH BUTTON; Circuit Control Button Quantity: 16; Outgoing Call Signal Device: HOOK SWITCH; Electrical Power Source Relationship: OPERATING. 6 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.