The Holder,optical Element, cataloged under National Stock Number 1240-01-291-2902, is classified within Federal Supply Class 1240 (Optical Sighting and Ranging Equipment) of the Fire Control Equipment group. The manufacturer of record is Lockheed Martin Corporation. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1240-01-291-2902 |
| Primary Part Number | 717612299-009 |
| Item Name | Holder,optical Element |
| FSC / FSG | 1240 / 12 — Optical Sighting and Ranging Equipment |
| Manufacturer | Lockheed Martin Corporation |
| Status | ACTIVE |
| Supporting Object/surface Attachment Method | TWO 0.109 IN. DIA. MOUNTING HOLES AND ONE 0.159 IN. DIA. MOUNTING HOLE IN |
| Material | ALUMINUM ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 717612299-009 PRIMARY | Lockheed Martin Corporation (USA) |
| Reference | Meaning |
|---|---|
| 717612299-009 | 5/9 Secondary reference Mutual Tool & Die, Inc. Dba Mutual Tool Div N/a |
NSN 1240-01-291-2902 is a Holder,optical Element, manufactured by Lockheed Martin Corporation, classified under FSC 1240, Optical Sighting and Ranging Equipment. Status: active.
NSN 1240-01-291-2902 has 1 manufacturer part number on file: 717612299-009 (Lockheed Martin Corporation).
Key specifications for 717612299-009: Supporting Object/surface Attachment Method: TWO 0.109 IN. DIA. MOUNTING HOLES AND ONE 0.159 IN. DIA. MOUNTING HOLE IN; Special Features: HAS ONE RUBBER,SPONGE,CLOSED CELL PAD; End Item Identification: LANTIRN TARGET PROJECT; Material: ALUMINUM ALLOY. 2 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 1240-01-291-2902 has DEMIL Code B. 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.