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Liquid Sight Indicator

NSN: 6680-00-468-2716 | Model: A24459GR1
ITAR Registered seal

An item so designed to have a portion or all of its body transparent to permit the visual examination of the amount of liquid in a pressure vessel, boiler, evaporator, still, processing tank, reservoir, pipe tubing line, and the like, and/or to determine the flow to a lubricated part. It may also be provided with an element that changes colors to indicate changes in moisture content. The item may have a means for refilling. Excludes indicator, liquid quantity and indicator, rate of flow.

NSN Properties and Flags
NATO Stock Number
Yes - ITAR Controlled
Thread Direction
Right-hand single end
Overall Length
0.875 inches
Overall Height
4.250 inches
Pipe Size For Which Designed
0.250 inches single end
Width Across Flats
0.813 inches
Sight Height
2.250 inches
Maximum Tempurature Rating
150.0 degrees Fahrenheit
End Connection Type
Threaded internal, plain single end
Thready Qty Per Inch (tpi)
18 single end
Thread Size
0.250 inches single end
Furnished Data
Liquid level
Data Furnishing Method
Clear window
Copper alloy
Media For Which Designed
Style Designator
Angle pattern, shielded side opening
Thread Series Designator
Npt single end

Pricing and Availability

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NSN 6680-00-468-2716 Datasheet

Supply Class (FSC):
Mechanical Motion Measuring Instruments Liquid Level Liquid And Gas Flow
Cross Reference:
  • A24459GR1
  • D35732ALT2PC48
  • D38500ALT1ITEM97
  • D38501ALT3ITEM97
  • 212-63-012ALT2ITEM97
  • 361-3101-93729ALT1ITEM97
  • 389908PC48
  • G405-2
  • A24459GR1
  • D35732ALT2PC48
  • D38500ALT1ITEM97
  • D38501ALT3ITEM97
Cage Codes:
  • Electric Boat Corporation (CAGE 96169)
  • Naval Ship Systems Command (CAGE 80064)
  • Ldi Industries, Inc (CAGE 24346)
  • Electric Boat Corp (CAGE 95402)
Schedule B & Trade:
  • Schedule B: 9026107000 (NAICS 334513)

    Instruments and apparatus for measuring or checking the flow or level of liquids, Nisei

  • SITC: 87431

    Instruments and apparatus for measuring or checking the flow or level of liquids, n.E.S. (excluding supply etc. Meters and regulating etc. Apparatus)

  • End Use: 21160

    Measuring, testing, control instruments


N - Indicates there is no data in the humors and the nsn is in a fsc not generally suspected of containing hazardous materials.


U - Precious metal content is unknown


- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

NSN Management Codes:
  • SOS
  • AAC
  • Quantity per pack
  • Unit of Measure
  • Shelf Life
  • Classification Control
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $59.49 to $99.16..
Does NSN 6680-00-468-2716 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Italy, Greece, and Turkey
What is the NIIN of NSN 6680-00-468-2716?
004682716 or 00-468-2716
Does NSN 6680-00-468-2716 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 6680-00-468-2716?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963