PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16590Meter,flow Rate Indicating

Barnstead Thermolyne Corporation Dba Barnstead International Div Laboratory Equipment · NSN 6680-01-265-4079 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-01-265-4079 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-265-4079. Primary manufacturer part number: 16590.
Features
  • Meter,flow Rate Indicating — FSC 6680
  • Float Type: GUIDED
  • Dial Scale Marking Range: +0.0 TO 60.0
  • Guide Type: SOLID ROD
  • Meter Type: FLOAT
  • 1 verified cross-reference
  • Primary manufacturer: Barnstead Thermolyne Corporation Dba Barnstead International Div Laboratory Equipment
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Meter,flow Rate Indicating, cataloged under National Stock Number 6680-01-265-4079, 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 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6680-01-265-4079
Primary Part Number16590
Item NameMeter,flow Rate Indicating
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerBarnstead Thermolyne Corporation Dba Barnstead International Div Laboratory Equipment
StatusACTIVE
Float TypeGUIDED
Dial Scale Marking Range+0.0 TO 60.0
Guide TypeSOLID ROD
Meter TypeFLOAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6105-00-610-7788 INTERCHANGEABLE
End Bell,electrical Rotating Equ
5310-00-637-276516599 INTERCHANGEABLE
Washer,flat
Honeywell International Inc. Div Aerospace - Torrance
Cross-Reference Index
Part NumberManufacturer
16590 Barnstead Thermolyne Corporation Dba Barnstead International Div Laboratory Equipment (USA)
Related Parts
6105-00-610-7788INTERCHANGEABLE
END BELL,ELECTRICAL ROTATING EQU
5310-00-637-2765INTERCHANGEABLE
WASHER,FLAT
16599

Frequently Asked Questions

What is NSN 6680-01-265-4079?

NSN 6680-01-265-4079 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 6680-01-265-4079?

NSN 6680-01-265-4079 has 1 cross-referenced part number: 16590 (Barnstead Thermolyne Corporation Dba Barnstead International Div Laboratory Equipment).

What NSN replaces 6680-01-265-4079?

There are 2 known substitutes for 6680-01-265-4079: 6105-00-610-7788, 5310-00-637-2765. Verify interchangeability with system specifications before substitution.

What are the specifications of 16590?

Key specifications for 16590: Float Type: GUIDED; Dial Scale Marking Range: +0.0 TO 60.0; Guide Type: SOLID ROD; Meter Type: FLOAT. 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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