The Radioactive Test Sample, cataloged under National Stock Number 6665-01-064-0187, is classified within Federal Supply Class 6665 (Hazard-detecting Instruments and Apparatus) of the Instruments and Laboratory Equipment group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Radioactive Test Sample |
| FSC / FSG | 6665 — Hazard-detecting Instruments and Apparatus (FSG 66) |
| Parameter | Value |
|---|---|
| NSN | 6665-01-064-0187 |
| Item Name | Radioactive Test Sample |
| FSC / FSG | 6665 / 66 — Hazard-detecting Instruments and Apparatus |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Reference | Meaning |
|---|---|
| A3715 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6665-01-064-0187 is a Radioactive Test Sample, classified under FSC 6665, Hazard-detecting Instruments and Apparatus. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5330-01-678-4148. Verify interchangeability with system specifications before substitution.
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 6665-01-064-0187 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.