The Inspection Penetrant, cataloged under National Stock Number 6850-01-263-9778, is classified within Federal Supply Class 6850 (Miscellaneous Chemical Specialties) of the Chemicals and Chemical Products group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6850-01-263-9778 |
| Item Name | Inspection Penetrant |
| FSC / FSG | 6850 / 68 — Miscellaneous Chemical Specialties |
| Status | ACTIVE |
| Water Soluble Feature | PROVIDED |
| Quantity Within Each Unit Package | 1.0 GALLONS |
| Nondefinitive Spec/std Data | I TYPE AND C METHOD AND 4 LEVEL |
| Penetrant Type for Which Designed | FLUORESCENT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| AMS 2644 | 5/9 Secondary reference U.S. Government activity |
| AMS 2644 | 3/1 Design control — primary reference Sae International Dba Sae International |
| MIL-I-25135 | 5/9 Secondary reference U.S. Government activity |
NSN 6850-01-263-9778 is a Inspection Penetrant, classified under FSC 6850, Miscellaneous Chemical Specialties. Status: active.
Key specifications for 6850-01-263-9778: Water Soluble Feature: PROVIDED; Quantity Within Each Unit Package: 1.0 GALLONS; Nondefinitive Spec/std Data: I TYPE AND C METHOD AND 4 LEVEL; Penetrant Type for Which Designed: FLUORESCENT. 4 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.
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.