The Film,radiographic, cataloged under National Stock Number 6635-01-378-1898, is classified within Federal Supply Class 6635 (Physical Properties Testing and Inspection) of the Instruments and Laboratory Equipment group. The manufacturer of record is Du Pont E I De Nemours and Co Inc Security Director/legal Dept. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6635-01-378-1898 |
| Primary Part Number | 5X7NDT45 |
| Item Name | Film,radiographic |
| FSC / FSG | 6635 / 66 — Physical Properties Testing and Inspection |
| Manufacturer | Du Pont E I De Nemours and Co Inc Security Director/legal Dept |
| Status | ACTIVE |
| Length | 7.000 INCHES NOMINAL IN |
| Precious Material | SILVER |
| Criticality Code Justification | FEAT |
| Precious Material and Weight | 0.040 SILVER GRAINS, TROY |
| Contrast Rating | HIGH |
| Precious Material and Location | EMULSION SILVER |
| Width | 5.000 INCHES NOMINAL IN |
| Sensitized Coating Location | BOTH SIDES |
| Granule Size | FINE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 5X7NDT45 PRIMARY | Du Pont E I De Nemours and Co Inc Security Director/legal Dept (USA) |
| Reference | Meaning |
|---|---|
| 5X7NDT45 | 3/9 Design control — primary reference U.S. Government activity |
| 123013 | 5/9 Secondary reference U.S. Government activity |
NSN 6635-01-378-1898 is a Film,radiographic, manufactured by Du Pont E I De Nemours and Co Inc Security Director/legal Dept, classified under FSC 6635, Physical Properties Testing and Inspection. Status: active.
NSN 6635-01-378-1898 has 1 manufacturer part number on file: 5X7NDT45 (Du Pont E I De Nemours and Co Inc Security Director/legal Dept).
2 possible matches (shared part number, not a government interchangeability claim): 5975-01-503-5067, 4730-01-701-2168. Verify interchangeability with system specifications before substitution.
Key specifications for 5X7NDT45: Length: 7.000 INCHES NOMINAL IN; Precious Material: SILVER; Criticality Code Justification: FEAT; Precious Material and Weight: 0.040 SILVER GRAINS, TROY. 9 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.