PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

EA77Meter,flow Rate Indicating

Barnstead Thermolyne Corporation Dba Barnstead International Div Laboratory Equipment · NSN 6680-00-052-1829 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-00-052-1829 — this item is cataloged by the U.S. Government under National Stock Number 6680-00-052-1829. Primary manufacturer part number: EA77.
Features
  • Meter,flow Rate Indicating — FSC 6680
  • Float Quantity: 1
  • Alarm Signal: NOT INCLUDED
  • Dial Scale Smallest Increment: 2 GAL PER HR
  • Material: GLASS TUBE
  • Mounting Method: DIRECT LINE
  • Integral Pulsation Dampener: NOT INCLUDED
  • Outlet Connection Position for Which Designed: VERTICAL
Applications
  • Applications requiring Glass Tube construction
General Description

The Meter,flow Rate Indicating, cataloged under National Stock Number 6680-00-052-1829, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Barnstead Thermolyne Corporation Dba Barnstead International Div Laboratory Equipment. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6680-00-052-1829
Primary Part NumberEA77
Item NameMeter,flow Rate Indicating
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerBarnstead Thermolyne Corporation Dba Barnstead International Div Laboratory Equipment
StatusACTIVE
Float Quantity1
Alarm SignalNOT INCLUDED
Dial Scale Smallest Increment2 GAL PER HR
MaterialGLASS TUBE
Mounting MethodDIRECT LINE
Integral Pulsation DampenerNOT INCLUDED
Outlet Connection Position for Which DesignedVERTICAL
Unit TypeMOUNTED
MaterialSTEEL FLOAT
Maximum Working Pressure200.0 POUNDS PER SQUARE INCH (PSI) LBS
Spinning FloatINCLUDED
Meter TypeFLOAT
Metering Tube Quantity1
Unable to DecodeUNABLE TO DECODE
Scale TypeDIRECT CAPACITY READING
Inlet Connection Position for Which DesignedVERTICAL
Dial Scale Marking Range+0.0 TO 60.0
Design TypeCASE
Inlet Connection Size1/2 IN. NPT IN
Scale Quantity1
ConstructionOPEN FRONT
Outlet Connection Size1/2 IN. NPT IN
BaseNOT INCLUDED
Integral Heat SourceNOT INCLUDED
Integral Relief ValveNOT INCLUDED
Carrying HandleNOT INCLUDED
Dial Scale Reference PointerNOT INCLUDED
Media for Which DesignedWATER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3030-00-588-007813431 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
1660-00-717-124015433 INTERCHANGEABLE
Inlet,filter
Mission Systems Orchard Park Inc
5330-00-843-9846NW15433 INTERCHANGEABLE
Seal,neutral Switch
Tld Wollard Llc
3455-00-996-957715433 INTERCHANGEABLE
Cutter,milling,end
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
6105-01-173-876815433 INTERCHANGEABLE
End Bell,electrical Rotating Equ
Hornet Acquisitionco, Llc Dba Onboard Systems
2530-01-174-4163 INTERCHANGEABLE
Chamber,air Brake
6515-01-492-111715433L INTERCHANGEABLE
Staple Unit,surgical
Tyco United States Surgical Corp
6220-01-699-103315433 INTERCHANGEABLE
Searchlight
Golight, Inc
Cross-Reference Index
Part NumberManufacturer
EA77 Barnstead Thermolyne Corporation Dba Barnstead International Div Laboratory Equipment (USA)
15433 Barnstead Thermolyne Corporation Dba Barnstead International Div Laboratory Equipment (USA)
Related Parts
3030-00-588-0078INTERCHANGEABLE
BELT,V
13431
1660-00-717-1240INTERCHANGEABLE
INLET,FILTER
15433
5330-00-843-9846INTERCHANGEABLE
SEAL,NEUTRAL SWITCH
NW15433
3455-00-996-9577INTERCHANGEABLE
CUTTER,MILLING,END
15433
6105-01-173-8768INTERCHANGEABLE
END BELL,ELECTRICAL ROTATING EQU
15433
2530-01-174-4163INTERCHANGEABLE
CHAMBER,AIR BRAKE
6515-01-492-1117INTERCHANGEABLE
STAPLE UNIT,SURGICAL
15433L
6220-01-699-1033INTERCHANGEABLE
SEARCHLIGHT
15433

Frequently Asked Questions

What is NSN 6680-00-052-1829?

NSN 6680-00-052-1829 is a Meter,flow Rate Indicating, manufactured by Barnstead Thermolyne Corporation Dba Barnstead International Div Laboratory Equipment, classified under FSC 6680 (No Item Name Available). Status: active.

What are the part numbers for NSN 6680-00-052-1829?

NSN 6680-00-052-1829 has 2 cross-referenced part numbers: EA77 (Barnstead Thermolyne Corporation Dba Barnstead International Div Laboratory Equipment), 15433 (Barnstead Thermolyne Corporation Dba Barnstead International Div Laboratory Equipment).

What NSN replaces 6680-00-052-1829?

There are 8 known substitutes for 6680-00-052-1829: 3030-00-588-0078, 1660-00-717-1240, 5330-00-843-9846 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of EA77?

Key specifications for EA77: Float Quantity: 1; Alarm Signal: NOT INCLUDED; Dial Scale Smallest Increment: 2 GAL PER HR; Material: GLASS TUBE. 29 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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