The Generator,tachometer, cataloged under National Stock Number 6680-01-017-8443, 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 Dynalec Corporation. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-017-8443 |
| Primary Part Number | M1200A3 |
| Item Name | Generator,tachometer |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Dynalec Corporation |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Shaft Diameter | UNABLE TO DECODE |
| Calibration Speed in RPM | 1000.0 |
| Mounting Method | FLANGE |
| Mounting Facility Circle Diameter | 3.125 INCHES IN |
| Calibration Voltage Output Type in Volts | 3.0 DC |
| Length of Shaft From Housing | UNABLE TO DECODE |
| Excitor Type | SELF-EXCITED |
| Terminal Type and Quantity | 2 WIRE LEAD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 6680-01-017-8443 is a Generator,tachometer, manufactured by Dynalec Corporation, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-017-8443 has 2 manufacturer part numbers on file: M1200A3 (Dynalec Corporation), M1200A3 (Aero & Military Products Pty Ltd).
1 possible match (shared part number, not a government interchangeability claim): 6680-01-471-3516. Verify interchangeability with system specifications before substitution.
Key specifications for M1200A3: Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Shaft Diameter: UNABLE TO DECODE; Overall Length: 5.406 INCHES IN; Calibration Speed in RPM: 1000.0. 9 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.
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.