PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10A3565AMeter,flow Rate Indicating

Fischer and Porter Co · NSN 6680-00-545-3186 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-00-545-3186 — this item is cataloged by the U.S. Government under National Stock Number 6680-00-545-3186. Primary manufacturer part number: 10A3565A.
Features
  • Meter,flow Rate Indicating — FSC 6680
  • Scale Quantity: 1
  • Alarm Signal: NOT INCLUDED
  • Integral Pulsation Dampener: NOT INCLUDED
  • Dial Scale Reference Pointer: NOT INCLUDED
  • Float Type: FREE
  • Mounting Method: DIRECT LINE
  • Dial Scale Marking Range: +0.0 TO 100.0
Applications
  • Applications requiring Sapphire Float construction
General Description

The Meter,flow Rate Indicating, cataloged under National Stock Number 6680-00-545-3186, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Fischer and Porter Co. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6680-00-545-3186
Primary Part Number10A3565A
Item NameMeter,flow Rate Indicating
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerFischer and Porter Co
StatusACTIVE
Scale Quantity1
Alarm SignalNOT INCLUDED
Integral Pulsation DampenerNOT INCLUDED
Dial Scale Reference PointerNOT INCLUDED
Float TypeFREE
Mounting MethodDIRECT LINE
Dial Scale Marking Range+0.0 TO 100.0
BaseNOT INCLUDED
Outlet Connection Size0.250 IN. NPT IN
Carrying HandleNOT INCLUDED
Inlet Connection Position for Which DesignedHORIZONTAL
Metering Tube Quantity1
Maximum Working Pressure450.0 POUNDS PER SQUARE INCH (PSI) LBS
Outlet Connection Position for Which DesignedHORIZONTAL
Inlet Connection Device TypeSWIVEL
Spinning FloatNOT INCLUDED
Meter TypeFLOAT
Integral Heat SourceNOT INCLUDED
Inlet Connection TypeTHREADED
Accessory Components and QuantityPROTECTION SHIELD
Float Quantity1
Integral Relief ValveNOT INCLUDED
Inlet Connection Size0.250 IN. NPT IN
Indicator TypeBALL FLOAT
Unable to DecodeUNABLE TO DECODE
Media for Which DesignedAIR
Design TypeCASE
ConstructionINCLOSED W/SIGHT WINDOW
Scale TypeDIRECT CAPACITY READING
MaterialSAPPHIRE FLOAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6680-00-229-3792 INTERCHANGEABLE
Meter,flow Rate Indicating
Cross-Reference Index
Part NumberManufacturer
10A3565A Fischer and Porter Co (USA)
10A6132AB3E1X00AEXB1CXXX Fischer and Porter Co (USA)
A512A003-101 Kearfott Corporation Div Guidance and Navigation Division (USA)
10A3555S Fischer and Porter Co (USA)
Related Parts
6680-00-229-3792INTERCHANGEABLE
METER,FLOW RATE INDICATING

Frequently Asked Questions

What is NSN 6680-00-545-3186?

NSN 6680-00-545-3186 is a Meter,flow Rate Indicating, manufactured by Fischer and Porter Co, classified under FSC 6680 (No Item Name Available). Status: active.

What are the part numbers for NSN 6680-00-545-3186?

NSN 6680-00-545-3186 has 4 cross-referenced part numbers: 10A3565A (Fischer and Porter Co), 10A6132AB3E1X00AEXB1CXXX (Fischer and Porter Co), A512A003-101 (Kearfott Corporation Div Guidance and Navigation Division), 10A3555S (Fischer and Porter Co).

What NSN replaces 6680-00-545-3186?

There is 1 known substitute for 6680-00-545-3186: 6680-00-229-3792. Verify interchangeability with system specifications before substitution.

What are the specifications of 10A3565A?

Key specifications for 10A3565A: Scale Quantity: 1; Alarm Signal: NOT INCLUDED; Integral Pulsation Dampener: NOT INCLUDED; Dial Scale Reference Pointer: NOT INCLUDED. 30 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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