The Cell Assembly,optical Instrument, cataloged under National Stock Number 1240-01-326-8977, is classified within Federal Supply Class 1240 (Optical Sighting and Ranging Equipment) of the Fire Control Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1240-01-326-8977 |
| Primary Part Number | 60511623-9 |
| Item Name | Cell Assembly,optical Instrument |
| FSC / FSG | 1240 / 12 — Optical Sighting and Ranging Equipment |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Optical Element Controlling Agency | LITTON |
| Optical Element Quantity | 1 |
| Eccentric Construction | NOT PROVIDED |
| Optical Element Type | FILTER |
| Optical Element Identifying Number | 60511412-1 PART NO. |
| Material | GLASS AND STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 60511623-9 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 1240-01-326-8977 is a Cell Assembly,optical Instrument, manufactured by Northrop Grumman Systems Corporation, classified under FSC 1240, Optical Sighting and Ranging Equipment. Status: active.
NSN 1240-01-326-8977 has 1 manufacturer part number on file: 60511623-9 (Northrop Grumman Systems Corporation).
Key specifications for 60511623-9: Optical Element Controlling Agency: LITTON; Optical Element Quantity: 1; Eccentric Construction: NOT PROVIDED; Optical Element Type: FILTER. 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.
NSN 1240-01-326-8977 has DEMIL Code D. 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.