The Detector,radiac, cataloged under National Stock Number 6665-01-587-3111, is classified within Federal Supply Class 6665 (Hazard-detecting Instruments and Apparatus) of the Instruments and Laboratory Equipment group. The manufacturer of record is Thermo Eberline Llc Dba Thermo Fisher Scientific Div Thermo Fisher Scientific. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6665-01-587-3111 |
| Primary Part Number | SPA-3 |
| Item Name | Detector,radiac |
| FSC / FSG | 6665 / 66 — Hazard-detecting Instruments and Apparatus |
| Manufacturer | Thermo Eberline Llc Dba Thermo Fisher Scientific Div Thermo Fisher Scientific |
| Status | ACTIVE |
| Overall Diameter | 2.630 INCHES NOMINAL IN |
| Detecting Element Type | SCINTILLATION |
| Radiation Type and Function | GAMMA RAYS DETECTS |
| Functional Description | DESIGNED FOR HIGH SENSITIVITY OF PULSE-HEIGHT APPLICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SPA-3 PRIMARY | Thermo Eberline Llc Dba Thermo Fisher Scientific Div Thermo Fisher Scientific (USA) |
| Reference | Meaning |
|---|---|
| 6665NCM991220 | 5/1 Secondary reference Defense Medical Standardization Board |
| 2052 | 5/1 Secondary reference U.S. Government activity |
NSN 6665-01-587-3111 is a Detector,radiac, manufactured by Thermo Eberline Llc Dba Thermo Fisher Scientific Div Thermo Fisher Scientific, classified under FSC 6665, Hazard-detecting Instruments and Apparatus. Status: active.
NSN 6665-01-587-3111 has 1 manufacturer part number on file: SPA-3 (Thermo Eberline Llc Dba Thermo Fisher Scientific Div Thermo Fisher Scientific).
Key specifications for SPA-3: Overall Diameter: 2.630 INCHES NOMINAL IN; Detecting Element Type: SCINTILLATION; Overall Length: 11.130 INCHES NOMINAL IN; Radiation Type and Function: GAMMA RAYS DETECTS. 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.