The Level Transmitter, cataloged under National Stock Number 6680-01-550-3723, 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 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6680-01-550-3723 |
| Item Name | Level Transmitter |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Status | ACTIVE |
| Reference Number Differentiating Characteristics | ELRN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 3301-H-A-2-S-3-E-5B-M-06-00-JA | 3/1 Design control — primary reference Rosemount Inc Dba Fisher Rosemount Service and Support |
NSN 6680-01-550-3723 is a Level Transmitter, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6680-01-567-4101. Verify interchangeability with system specifications before substitution.
Key specifications for 6680-01-550-3723: Special Features: LOOP-POWERED LEVEL; BASED ON GUIDED WAVE RADAR TECHNOLOGY; MEASURES LIQUIDS AND SLURRIES; TIME DOMAIN RELECTOMETRY; SINGLE LEAD PROBE WITH CHUCK; 2-WIRE LOOP-POWERED 11-42VDC; 4-20MA ANALOG OUTPUT; M20 X 1.5 ADAPTER CONDUIT; FLEXIBLE PROBE; 0-90 DEGREES PROBE ANGLE; FACTORY SEALED; 6 FT PROBE LENGTH; DN100, PN 16 FLANGES VDC; Reference Number Differentiating Characteristics: ELRN. 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.
NSN 6680-01-550-3723 has DEMIL Code B. 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.