The Inspection Penetrant, cataloged under National Stock Number 6850-01-306-1383, is classified within Federal Supply Class 6850 (Miscellaneous Chemical Specialties) of the Chemicals and Chemical Products group. The manufacturer of record is Illinois Tool Works, Inc. Div Magnaflux. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6850-01-306-1383 |
| Primary Part Number | ZL37 |
| Item Name | Inspection Penetrant |
| FSC / FSG | 6850 / 68 — Miscellaneous Chemical Specialties |
| Manufacturer | Illinois Tool Works, Inc. Div Magnaflux |
| Status | ACTIVE |
| Nondefinitive Spec/std Data | 1 TYPE AND D METHOD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| ZL37 PRIMARY | Illinois Tool Works, Inc. Div Magnaflux (USA) |
| Reference | Meaning |
|---|---|
| AMS2644 | 3/1 Design control — primary reference Sae International Dba Sae International |
| AMS2644 | 5/9 Secondary reference U.S. Government activity |
| 6850PL2186506 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 6850-01-306-1383 is a Inspection Penetrant, manufactured by Illinois Tool Works, Inc. Div Magnaflux, classified under FSC 6850, Miscellaneous Chemical Specialties. Status: active.
NSN 6850-01-306-1383 has 1 manufacturer part number on file: ZL37 (Illinois Tool Works, Inc. Div Magnaflux).
Key specifications for ZL37: Nondefinitive Spec/std Data: 1 TYPE AND D METHOD; Special Features: COMES IN 1 GAL CAN;. 1 specification is 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.