The Calcite,matched Set, cataloged under National Stock Number 1280-01-093-6599, is classified within Federal Supply Class 1280 (Aircraft Bombing Fire Control Components) of the Fire Control Equipment group. The manufacturer of record is Inrad Optics, Inc.. Government technical data includes 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1280-01-093-6599 |
| Primary Part Number | 259302 |
| Item Name | Calcite,matched Set |
| FSC / FSG | 1280 / 12 — Aircraft Bombing Fire Control Components |
| Manufacturer | Inrad Optics, Inc. |
| Status | ACTIVE |
| FSC Application Data | POCKELS CELL C677 |
| General Characteristics Item Description | CALCITE; 0.410 IN LG; 0.410 IN W; 0.190 IN H IN |
| 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 |
|---|---|
| 259302 PRIMARY | Inrad Optics, Inc. (USA) |
| 259302 | Continental Optical Corp (USA) |
| Reference | Meaning |
|---|---|
| 259302 | 1/2 Source control — Government-approved source U.S. Government activity |
| 259302 | 5/2 Secondary reference U.S. Government activity |
| 259302 | 5/9 Secondary reference Bausch and Lomb-Herron Optical Herron Facility |
NSN 1280-01-093-6599 is a Calcite,matched Set, manufactured by Inrad Optics, Inc., classified under FSC 1280, Aircraft Bombing Fire Control Components. Status: active.
NSN 1280-01-093-6599 has 2 manufacturer part numbers on file: 259302 (Inrad Optics, Inc.), 259302 (Continental Optical Corp).
Key specifications for 259302: FSC Application Data: POCKELS CELL C677; General Characteristics Item Description: CALCITE; 0.410 IN LG; 0.410 IN W; 0.190 IN H IN; End Item Identification: AIRCRAFT MODEL A6E TARGET RECOGNITION ATTACK MULTISENSOR. 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 1280-01-093-6599 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.