The Housing,tachometer, cataloged under National Stock Number 6680-01-104-6089, is classified within Federal Supply Class 6680 (Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Electro-Technology. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-104-6089 |
| Primary Part Number | 90146-10 |
| Item Name | Housing,tachometer |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Electro-Technology |
| Status | ACTIVE |
| General Characteristics Item Description | COTTON FABRIC PHENOLIC,TYPE FBE PLASTIC BLACK,4 TAPPED HOLES WITH 0.063 IN DIA,LENGTH 1.562 IN,FIRST END 1.115 IN DIA,SECOND END 1.240 IN DIA IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 90146-10 PRIMARY | Electro-Technology (USA) |
| Reference | Meaning |
|---|---|
| C-90146 | 5/9 Secondary reference U.S. Government activity |
| C-90146 | C/1 Advisory reference — outside the item-of-supply concept Ampex Data Systems Corporation Dba Ampex Intelligent Systems |
NSN 6680-01-104-6089 is a Housing,tachometer, manufactured by Electro-Technology, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-104-6089 has 1 manufacturer part number on file: 90146-10 (Electro-Technology).
Key specifications for 90146-10: General Characteristics Item Description: COTTON FABRIC PHENOLIC,TYPE FBE PLASTIC BLACK,4 TAPPED HOLES WITH 0.063 IN DIA,LENGTH 1.562 IN,FIRST END 1.115 IN DIA,SECOND END 1.240 IN DIA IN; End Item Identification: 5835-00-019-7514. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.