The Control,rate of Flow,liquid, cataloged under National Stock Number 6680-01-629-6491, 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 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-629-6491 |
| Item Name | Control,rate of Flow,liquid |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Status | ACTIVE |
| Pressure Type | ANY ACCEPTABLE |
| Current Type | DC |
| Totalizing Integrator Register | NOT INCLUDED |
| Case Shape | RECTANGULAR |
| Material | STEEL CORROSION RESISTING CASE |
| Media for Which Designed | GAS |
| Voltage Rating | 24.0 VOLTS NOMINAL |
| Reference Number Differentiating Characteristics | EXTRA LONG REFERENCE NUMBER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| C100-L-DD-4-OV1-SV1-PV2-V2-S0-C- | 3/1 Design control — primary reference Sierra Instruments, Inc. Dba Sierra Instruments Inc |
| C100-L-DD-4-OV1-SV1-PV1C-V2-S0 | 5/9 Secondary reference Sierra Instruments, Inc. Dba Sierra Instruments Inc |
NSN 6680-01-629-6491 is a Control,rate of Flow,liquid, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
Key specifications for 6680-01-629-6491: Pressure Type: ANY ACCEPTABLE; Current Type: DC; Totalizing Integrator Register: NOT INCLUDED; Special Features: FORMER ELRN: C100-L-DD-4-OV1-SV1-PV1C-V2-S0-C10-A1-14.16. 8 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.