The Inspection Penetrant, cataloged under National Stock Number 6850-01-726-1287, 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 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6850-01-726-1287 |
| Primary Part Number | SKL-SP2 |
| Item Name | Inspection Penetrant |
| FSC / FSG | 6850 / 68 — Miscellaneous Chemical Specialties |
| Manufacturer | Illinois Tool Works, Inc. Div Magnaflux |
| Status | ACTIVE |
| Water Soluble Feature | NOT PROVIDED |
| Reference Number Differentiating Characteristics | ITEM IS FAA CERTIFIED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC D) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SKL-SP2 | Illinois Tool Works, Inc. Div Magnaflux (USA) |
| Reference | Meaning |
|---|---|
| 01-5155-78 | 3/1 Design control — primary reference Illinois Tool Works, Inc. Div Magnaflux |
| 01-5155-77 | 5/9 Secondary reference Illinois Tool Works, Inc. Div Magnaflux |
NSN 6850-01-726-1287 is a Inspection Penetrant, manufactured by Illinois Tool Works, Inc. Div Magnaflux, classified under FSC 6850, Miscellaneous Chemical Specialties. Status: active.
NSN 6850-01-726-1287 has 1 manufacturer part number on file: SKL-SP2 (Illinois Tool Works, Inc. Div Magnaflux).
Key specifications for SKL-SP2: Water Soluble Feature: NOT PROVIDED; Special Features: PHYSICAL STATE-GAS/PRESSURIZED LIQUID; APPEARANCE-OILY; COLOR-DARK RED; VOC CONTENT-506.81 G/L; FLAMMABLE G; Part Name Assigned by Controlling Agency: MAGNAFLUX SPOTCHECK SKL-SP2; End Item Identification: AIRCRAFT KC46. 2 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC D). 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.