The Telescope Subassembly, cataloged under National Stock Number 1240-01-237-1580, is classified within Federal Supply Class 1240 (Optical Sighting and Ranging Equipment) of the Fire Control Equipment group. The manufacturer of record is Dept of the Army U S Army Electronics Command Night Vision Laboratory. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1240-01-237-1580 |
| Primary Part Number | 5006510 |
| Item Name | Telescope Subassembly |
| FSC / FSG | 1240 / 12 — Optical Sighting and Ranging Equipment |
| Manufacturer | Dept of the Army U S Army Electronics Command Night Vision Laboratory |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 5006510 PRIMARY | Dept of the Army U S Army Electronics Command Night Vision Laboratory (USA) |
NSN 1240-01-237-1580 is a Telescope Subassembly, manufactured by Dept of the Army U S Army Electronics Command Night Vision Laboratory, classified under FSC 1240, Optical Sighting and Ranging Equipment. Status: active.
NSN 1240-01-237-1580 has 1 manufacturer part number on file: 5006510 (Dept of the Army U S Army Electronics Command Night Vision Laboratory).
1 possible match (shared part number, not a government interchangeability claim): 1650-01-258-3029. Verify interchangeability with system specifications before substitution.
Key specifications for 5006510: Special Features: HEAD ASSY 1;PLATE ID 1; End Item Identification: M60A3TTS,AN/VSG-2 (A) OPE. 0 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1240-01-237-1580 has DEMIL Code F. 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.