The Adapter,tachometer, cataloged under National Stock Number 6680-00-413-3413, 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 Service Express Company, Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Adapter,tachometer |
| FSC / FSG | 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments (FSG 66) |
| Manufacturers | Service Express Company, Inc (CAGE 0L0H1) |
| Parameter | Value |
|---|---|
| NSN | 6680-00-413-3413 |
| Primary Part Number | SE651-X-.50 |
| Item Name | Adapter,tachometer |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Service Express Company, Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| SE651-X-.50 PRIMARY | Service Express Company, Inc (USA) |
| Reference | Meaning |
|---|---|
| 651-X-.50 | 5/9 Secondary reference Stewart-Warner Corporation |
| 651X500 | 5/9 Secondary reference Stewart-Warner Corporation |
| 649X500 | 5/9 Secondary reference Stewart-Warner Corporation |
NSN 6680-00-413-3413 is a Adapter,tachometer, manufactured by Service Express Company, Inc, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-00-413-3413 has 1 manufacturer part number on file: SE651-X-.50 (Service Express Company, Inc).
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.