The Transmitter,liquid Quantity, cataloged under National Stock Number 6680-01-274-0742, 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 Helgesen Industries Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | 6680-01-274-0742 |
| Primary Part Number | 1501775 |
| Item Name | Transmitter,liquid Quantity |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Helgesen Industries Inc |
| Status | ACTIVE |
| Media for Which Designed | INTERFACE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1501775 PRIMARY | Helgesen Industries Inc (USA) |
NSN 6680-01-274-0742 is a Transmitter,liquid Quantity, manufactured by Helgesen Industries Inc, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-274-0742 has 1 manufacturer part number on file: 1501775 (Helgesen Industries Inc).
1 possible match (shared part number, not a government interchangeability claim): 6680-01-325-6281. Verify interchangeability with system specifications before substitution.
Key specifications for 1501775: Overall Width: 13.810 INCHES NOMINAL IN; Special Features: 6-24 IN. TANK 5 HOLE FLANGE; SENDER TYPE SW240-33 OHM IN; Media for Which Designed: INTERFACE. 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.
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.