The Test Set,electron Tube, cataloged under National Stock Number 6625-00-643-3201, is classified within Federal Supply Class 6625 (Electrical and Electronic Properties Measuring and Testing Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Hickok Waekon Llc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6625-00-643-3201 |
| Primary Part Number | A530ALTD |
| Item Name | Test Set,electron Tube |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Hickok Waekon Llc |
| Status | ACTIVE |
| Furnished Items and Quantity | NUTS 4,WASHERS 4 |
| Installation Design | PANEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 6625-00-643-3201 is a Test Set,electron Tube, manufactured by Hickok Waekon Llc, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-00-643-3201 has 3 manufacturer part numbers on file: A530ALTD (Hickok Waekon Llc), 480-933 (Hickok Waekon Llc), 481-530 (Hickok Waekon Llc).
1 possible match (shared part number, not a government interchangeability claim): 4710-01-618-3274. Verify interchangeability with system specifications before substitution.
Key specifications for A530ALTD: Overall Height: 3.750 INCHES NOMINAL IN; Overall Length: 2.656 INCHES NOMINAL IN; Overall Width: 4.000 INCHES NOMINAL IN; Special Features: INCLUDES CHECK POINTS ON SCALES FOR DIODES,RECTIFIERS,AND LIVE TEST. 2 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 6625-00-643-3201 has DEMIL Code D. 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.