The Indicator,electrical Tachometer, cataloged under National Stock Number 6680-00-663-4352, 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. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-00-663-4352 |
| Item Name | Indicator,electrical Tachometer |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Status | ACTIVE |
| Contact Type | PINPIN |
| Scale Marking | MAJOR GRADUATION AND MAJOR GRADUATION AND MINOR GRADUATIONMINOR GRADUATION |
| Current Type | ACAC |
| Electrical Connection Quantity | 22 |
| Mounting Stud Diameter | 0.138 INCHES NOMINAL0.138 INCHES NOMINAL IN |
| Electrical Connection Identifying Number | PART NO. AND10066-14S-1PPART NO. AND10066-14S-1P |
| Accuracy Rating | 100.0 REVOLUTIONS PER MINUTE SINGLE INDICATOR SINGLE SCALE100.0 REVOLUTIONS PER MINUTE SINGLE INDICATOR SINGLE SCALE |
| Scale Range | -0.1 TO 4500.0 REVOLUTIONS PER MINUTE SINGLE INDICATOR SINGLE SCALE-0.1 TO 4500.0 REVOLUTIONS PER MINUTE SINGLE INDICATOR SINGLE SCALE |
| Scale Marking Transparency | LUMINOUSLUMINOUS |
| Contact Quantity | 33 |
| Presentation Type | SYNCHRO MOTORSYNCHRO MOTOR |
| Height | 3.250 INCHES NOMINAL3.250 INCHES NOMINAL IN |
| Depth | 5.125 INCHES NOMINAL5.125 INCHES NOMINAL IN |
| Width | 3.250 INCHES NOMINAL3.250 INCHES NOMINAL IN |
| Pointer Finish | LUMINOUS SINGLE POINTERLUMINOUS SINGLE POINTER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| AN5530-2A12 | 4/1 Identification reference U.S. Government activity |
| 8DJ19ADH6 | 3/9 Design control — primary reference General Electric Company |
NSN 6680-00-663-4352 is a Indicator,electrical Tachometer, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 6680-00-663-7768, 6680-00-663-7774, 6680-00-663-7777. Verify interchangeability with system specifications before substitution.
Key specifications for 6680-00-663-4352: Contact Type: PINPIN; Scale Marking: MAJOR GRADUATION AND MAJOR GRADUATION AND MINOR GRADUATIONMINOR GRADUATION; Current Type: ACAC; Electrical Connection Quantity: 22. 15 specifications are 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.
NSN 6680-00-663-4352 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.