The Shield,radiac Detector, cataloged under National Stock Number 6665-00-663-8124, is classified within Federal Supply Class 6665 (Hazard-detecting Instruments and Apparatus) of the Instruments and Laboratory Equipment group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 6665-00-663-8124 |
| Item Name | Shield,radiac Detector |
| FSC / FSG | 6665 / 66 — Hazard-detecting Instruments and Apparatus |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 FRICTION SINGLE MOUNTING FACILITY |
| Overall Diameter | 1.750 INCHES NOMINAL IN |
| Style Designator | U-SHAPE |
| Material | METAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| GA158-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6665-00-663-8124 is a Shield,radiac Detector, classified under FSC 6665, Hazard-detecting Instruments and Apparatus. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4130-00-867-5188. Verify interchangeability with system specifications before substitution.
Key specifications for 6665-00-663-8124: Mounting Facility Type and Quantity: 1 FRICTION SINGLE MOUNTING FACILITY; Overall Height: 1.281 INCHES NOMINAL IN; Overall Diameter: 1.750 INCHES NOMINAL IN; Style Designator: U-SHAPE. 4 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.
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.