The Probe,eddy Current, cataloged under National Stock Number 6635-01-573-4102, 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 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6635-01-573-4102 |
| Primary Part Number | 1R45F-6-1/4 |
| Item Name | Probe,eddy Current |
| FSC / FSG | 6635 / 66 — Physical Properties Testing and Inspection |
| Manufacturer | Gk Engineering Corp |
| Status | ACTIVE |
| Tip Termination Type | PROBE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1R45F-6-1/4 PRIMARY | Gk Engineering Corp (USA) |
NSN 6635-01-573-4102 is a Probe,eddy Current, manufactured by Gk Engineering Corp, classified under FSC 6635, Physical Properties Testing and Inspection. Status: active.
NSN 6635-01-573-4102 has 1 manufacturer part number on file: 1R45F-6-1/4 (Gk Engineering Corp).
Key specifications for 1R45F-6-1/4: Tip Termination Type: PROBE; Special Features: 45 DEG ANGLE SURFACE PROBE,FERRITE SHIELDED DROP PROBE. 1/8-DIA,45 DEG,200 KHZ,6-1/4-INCH DROP. T.O. SP A1-F18AC-SRM-3OO SP 009 01,PAGE 2 KHz; Part Name Assigned by Controlling Agency: PROBE,EDDY CURRENT; End Item Identification: EF-18 AIRCRAFT. 1 specification is 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.
NSN 6635-01-573-4102 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.