PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

187768Indicator,sight,liquid

Woodward, Inc. · NSN 6680-00-366-3213 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-00-366-3213 — this item is cataloged by the U.S. Government under National Stock Number 6680-00-366-3213. Primary manufacturer part number: 187768.
Features
  • Indicator,sight,liquid — FSC 6680
  • Style Designator: VERTICAL SHIELDED, SINGLE PORT
  • Surface Treatment: NICKEL
  • Furnished Data: LIQUID LEVEL
  • Thread Quantity Per Inch: UNABLE TO DECODE
  • Material: COPPER ALLOY
  • Coupling Adapter Length: 1.422 INCHES NOMINAL IN
  • Data Furnishing Method: CLEAR WINDOW
Applications
  • Applications requiring Copper Alloy construction
General Description

The Indicator,sight,liquid, cataloged under National Stock Number 6680-00-366-3213, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Woodward, Inc.. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, 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
NSN6680-00-366-3213
Primary Part Number187768
Item NameIndicator,sight,liquid
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerWoodward, Inc.
StatusACTIVE
Style DesignatorVERTICAL SHIELDED, SINGLE PORT
Surface TreatmentNICKEL
Furnished DataLIQUID LEVEL
Thread Quantity Per InchUNABLE TO DECODE
MaterialCOPPER ALLOY
Coupling Adapter Length1.422 INCHES NOMINAL IN
Data Furnishing MethodCLEAR WINDOW
End Connection TypeUNABLE TO DECODE
Media for Which DesignedOIL
Nominal Thread SizeUNABLE TO DECODE
Thread Series DesignatorUNABLE TO DECODE
Sight Height1.125 INCHES NOMINAL IN
Thread DirectionUNABLE TO DECODE
Nominal Pipe Size for Which DesignedUNABLE TO DECODE
Overall Diameter0.625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2850-01-571-0142 INTERCHANGEABLE
Carberator,outboard
5365-01-596-69099669 INTERCHANGEABLE
Plug,machine Thread
Heyco Inc Dba Heyco Products
Cross-Reference Index
Part NumberManufacturer
187768 Woodward, Inc. Div Fuel Systems and Controls (USA)
187768 PRIMARY Woodward, Inc. (USA)
Related Parts
2850-01-571-0142INTERCHANGEABLE
CARBERATOR,OUTBOARD
5365-01-596-6909INTERCHANGEABLE
PLUG,MACHINE THREAD
9669

Frequently Asked Questions

What is NSN 6680-00-366-3213?

NSN 6680-00-366-3213 is a Indicator,sight,liquid, manufactured by Woodward, Inc., classified under FSC 6680 (No Item Name Available). Status: active.

What are the part numbers for NSN 6680-00-366-3213?

NSN 6680-00-366-3213 has 2 cross-referenced part numbers: 187768 (Woodward, Inc. Div Fuel Systems and Controls), 187768 (Woodward, Inc.).

What NSN replaces 6680-00-366-3213?

There are 2 known substitutes for 6680-00-366-3213: 2850-01-571-0142, 5365-01-596-6909. Verify interchangeability with system specifications before substitution.

What are the specifications of 187768?

Key specifications for 187768: Style Designator: VERTICAL SHIELDED, SINGLE PORT; Surface Treatment: NICKEL; Furnished Data: LIQUID LEVEL; Thread Quantity Per Inch: UNABLE TO DECODE. 17 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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