PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4659-02Indicator Subassembly,rate of Fl

Howell Laboratories Inc Dba Howell Laboratories Inc · NSN 6680-01-487-0741 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-01-487-0741 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-487-0741. Primary manufacturer part number: 4659-02.
Features
  • Indicator Subassembly,rate of Fl — FSC 6680
  • Component Type and Quantity: 1 METER
  • 2 verified cross-references
  • Primary manufacturer: Howell Laboratories Inc Dba Howell Laboratories Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Indicator Subassembly,rate of Fl, cataloged under National Stock Number 6680-01-487-0741, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Howell Laboratories Inc Dba Howell Laboratories Inc. Government technical data includes 1 verified specification, 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6680-01-487-0741
Primary Part Number4659-02
Item NameIndicator Subassembly,rate of Fl
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerHowell Laboratories Inc Dba Howell Laboratories Inc
StatusACTIVE
Component Type and Quantity1 METER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5310-00-146-07764659 INTERCHANGEABLE
Nut,plain,slotted,hexagon
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5950-00-309-08584659 INTERCHANGEABLE
Transformer,power
Richmond Engineering Co Inc
2640-00-678-8616 INTERCHANGEABLE
Cap,pneumatic Valve
5905-00-688-99444659 INTERCHANGEABLE
Resistor,fixed,wire Wound
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5330-00-799-66914659 INTERCHANGEABLE
Gasket
Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp
3120-00-980-4763 INTERCHANGEABLE
Bearing,sleeve
5310-01-196-32484659 INTERCHANGEABLE
Nut,plain,hexagon
Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives
3010-01-340-4125465902 INTERCHANGEABLE
Clutch Half,positive,nonvehicula
Ke Marine Inc Dba Ke Marine Inc
7690-01-390-04074659 INTERCHANGEABLE
Label
Howell Laboratories Inc Dba Howell Laboratories Inc
Cross-Reference Index
Part NumberManufacturer
4659 Howell Laboratories Inc Dba Howell Laboratories Inc (USA)
4659-02 PRIMARY Howell Laboratories Inc Dba Howell Laboratories Inc (USA)
Related Parts
5310-00-146-0776INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
4659
5950-00-309-0858INTERCHANGEABLE
TRANSFORMER,POWER
4659
2640-00-678-8616INTERCHANGEABLE
CAP,PNEUMATIC VALVE
5905-00-688-9944INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
4659
5330-00-799-6691INTERCHANGEABLE
GASKET
4659
3120-00-980-4763INTERCHANGEABLE
BEARING,SLEEVE
5310-01-196-3248INTERCHANGEABLE
NUT,PLAIN,HEXAGON
4659
3010-01-340-4125INTERCHANGEABLE
CLUTCH HALF,POSITIVE,NONVEHICULA
465902
7690-01-390-0407INTERCHANGEABLE
LABEL
4659

Frequently Asked Questions

What is NSN 6680-01-487-0741?

NSN 6680-01-487-0741 is a Indicator Subassembly,rate of Fl, manufactured by Howell Laboratories Inc Dba Howell Laboratories Inc, classified under FSC 6680 (No Item Name Available). Status: active.

What are the part numbers for NSN 6680-01-487-0741?

NSN 6680-01-487-0741 has 2 cross-referenced part numbers: 4659 (Howell Laboratories Inc Dba Howell Laboratories Inc), 4659-02 (Howell Laboratories Inc Dba Howell Laboratories Inc).

What NSN replaces 6680-01-487-0741?

There are 9 known substitutes for 6680-01-487-0741: 5310-00-146-0776, 5950-00-309-0858, 2640-00-678-8616 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4659-02?

Key specifications for 4659-02: Component Type and Quantity: 1 METER; Overall Length: 4.562 INCHES NOMINAL IN; End Item Identification: FLOWMETER; Overall Width: 1.000 INCHES NOMINAL IN. 4 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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