The Counter,ratemeter, cataloged under National Stock Number 6665-00-009-9478, 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 Jarrell Ash Corp Baird Div. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6665-00-009-9478 |
| Primary Part Number | 123 |
| Item Name | Counter,ratemeter |
| FSC / FSG | 6665 / 66 — Hazard-detecting Instruments and Apparatus |
| Manufacturer | Thermo Jarrell Ash Corp Baird Div |
| Status | ACTIVE |
| General Characteristics Item Description | 110 V AC,60 HZ,50W,19.000 IN. W,12.000 IN. DEPTH,3.500 IN. H,SOLID STATE,99999 COUNTS CAPACITY,0 TO 50000 SCALE RANGE ON METER,FIVE DISPLAY CATHODE GLOW TUBES,150 USEC RESOLVING TIME,0.25 V NEG INPUT SENSITIVITY,1 MEGOHM GEIGER AND 1 MEGOHM SIGNAL INPUT IMPEDANCE V |
| 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 |
|---|---|
| 123 PRIMARY | Thermo Jarrell Ash Corp Baird Div (USA) |
| Reference | Meaning |
|---|---|
| RCG3 | 5/9 Secondary reference U.S. Government activity |
NSN 6665-00-009-9478 is a Counter,ratemeter, manufactured by Thermo Jarrell Ash Corp Baird Div, classified under FSC 6665, Hazard-detecting Instruments and Apparatus. Status: active.
NSN 6665-00-009-9478 has 1 manufacturer part number on file: 123 (Thermo Jarrell Ash Corp Baird Div).
Key specifications for 123: General Characteristics Item Description: 110 V AC,60 HZ,50W,19.000 IN. W,12.000 IN. DEPTH,3.500 IN. H,SOLID STATE,99999 COUNTS CAPACITY,0 TO 50000 SCALE RANGE ON METER,FIVE DISPLAY CATHODE GLOW TUBES,150 USEC RESOLVING TIME,0.25 V NEG INPUT SENSITIVITY,1 MEGOHM GEIGER AND 1 MEGOHM SIGNAL INPUT IMPEDANCE V. 1 specification is 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.