PartsTable TECHNICAL DATA SHEET
NSN 6680-01-044-7940Government record, cited

Meter, Flow Rate Indicating6680-01-044-7940

NSN 6680-01-044-7940 · NIIN 010447940
FSC 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · FSG 66 — Instruments and Laboratory Equipment
Government record, cited
Also searched as  6680-01-044-7940 · 6680010447940 · NIIN 010447940 · 01-044-7940 · FSC 6680 Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
Nearby stock numbers  ·
Features
  • Meter,flow Rate Indicating — FSC 6680
  • Scale Quantity: 1
  • Indicator Type: BALL FLOAT
  • Design Type: CASE
  • Inlet Connection Size: 0.250 IN. 18 NPT IN
  • Float Quantity: 1
  • Alarm Signal: NOT INCLUDED
  • Scale Type: MILLIMETER REFERENCE READING
Identification
  • NSN: 6680-01-044-7940
  • NIIN: 010447940
  • FSC: 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
  • FSG: 66 — Instruments and Laboratory Equipment
General Description

The Meter,flow Rate Indicating, cataloged under National Stock Number 6680-01-044-7940, 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15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6680-01-044-7940
Item NameMeter,flow Rate Indicating
FSC / FSG6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
StatusACTIVE
Scale Quantity1
Indicator TypeBALL FLOAT
Design TypeCASE
Inlet Connection Size0.250 IN. 18 NPT IN
Float Quantity1
Alarm SignalNOT INCLUDED
Scale TypeMILLIMETER REFERENCE READING
ConstructionINCLOSED W/SIGHT WINDOW
Meter TypeFLOAT
BaseNOT INCLUDED
Carrying HandleNOT INCLUDED
MaterialGLASS TUBE
Media for Which DesignedNITROGEN GAS
Dial Scale Reference PointerNOT INCLUDED
Metering Tube Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
ReferenceMeaning
886C263P2 3/9 Design control — primary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6680-00-000-0189
TRANSMITTER,LIQUID QUANTITY
6680-00-001-1478
GAGE ROD-CAP,LIQUID LEVEL
6680-00-001-1502
6680-00-001-1502 · Item name not on file
6680-00-001-1506
6680-00-001-1506 · Item name not on file
6680-00-001-1511
GAGE ROD,LIQUID LEVEL
6680-00-001-3672
COUNTER,ROTATING
6680-00-001-3675
INDICATOR,SIGHT,LIQUID
6680-00-001-4170
COUNTER,ROTATING

Frequently Asked Questions

What is NSN 6680-01-044-7940?

NSN 6680-01-044-7940 is a Meter,flow Rate Indicating, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.

What are the specifications of 6680-01-044-7940?

Key specifications for 6680-01-044-7940: Scale Quantity: 1; Indicator Type: BALL FLOAT; Design Type: CASE; Inlet Connection Size: 0.250 IN. 18 NPT IN. 15 specifications are documented in the U.S. Government catalog.

Is NSN 6680-01-044-7940 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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