The Probe,eddy Current, cataloged under National Stock Number 6635-01-267-9604, is classified within Federal Supply Class 6635 (Physical Properties Testing and Inspection) of the Instruments and Laboratory Equipment group. The manufacturer of record is Gk Engineering Corp. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6635-01-267-9604 |
| Primary Part Number | FDF-19/64-5.75 |
| Item Name | Probe,eddy Current |
| FSC / FSG | 6635 / 66 — Physical Properties Testing and Inspection |
| Manufacturer | Gk Engineering Corp |
| Status | ACTIVE |
| Overall Diameter | 0.297 INCHES NOMINAL IN |
| Tip Termination Type | PROBE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| FDF-19/64-5.75 | Gk Engineering Corp (USA) |
| Reference | Meaning |
|---|---|
| VM101GS-19/64 X 5.75 | 3/9 Design control — primary reference V M Solutions Inc Dba Vm Products |
| BPGF-19/5.75 | 5/9 Secondary reference Ndt Engineering Corporation |
| 223919S/5.75 | 5/9 Secondary reference Centurion Non Destructive Testing Inc Dba Centurion Ndt |
| BPGF-19/5.75 | C/1 Advisory reference — outside the item-of-supply concept Olympus America Inc |
NSN 6635-01-267-9604 is a Probe,eddy Current, manufactured by Gk Engineering Corp, classified under FSC 6635, Physical Properties Testing and Inspection. Status: active.
NSN 6635-01-267-9604 has 1 manufacturer part number on file: FDF-19/64-5.75 (Gk Engineering Corp).
Key specifications for FDF-19/64-5.75: Overall Diameter: 0.297 INCHES NOMINAL IN; Overall Length: 5.750 INCHES NOMINAL IN; Tip Termination Type: PROBE; End Item Identification: GALAXY AIRCRAFT C-5. 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.
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.