PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

F301-5Indicator,sight,liquid

Ldi Industries, Inc. Dba Ldi Industries Inc · NSN 6680-01-050-9833 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-01-050-9833 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-050-9833. Primary manufacturer part number: F301-5.
Features
  • Indicator,sight,liquid — FSC 6680
  • Nominal Pipe Size for Which Designed: UNABLE TO DECODE
  • Overall Diameter: 2.000 INCHES NOMINAL IN
  • End Connection Type: UNABLE TO DECODE
  • Media for Which Designed: HYDRAULIC FLUID
  • Thread Direction: UNABLE TO DECODE
  • Material: COPPER ALLOY
  • Style Designator: CYLINDRICAL GLASS
Applications
  • Applications requiring Copper Alloy construction
General Description

The Indicator,sight,liquid, cataloged under National Stock Number 6680-01-050-9833, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ldi Industries, Inc. Dba Ldi Industries Inc. Government technical data includes 14 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6680-01-050-9833
Primary Part NumberF301-5
Item NameIndicator,sight,liquid
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerLdi Industries, Inc. Dba Ldi Industries Inc
StatusACTIVE
Nominal Pipe Size for Which DesignedUNABLE TO DECODE
Overall Diameter2.000 INCHES NOMINAL IN
End Connection TypeUNABLE TO DECODE
Media for Which DesignedHYDRAULIC FLUID
Thread DirectionUNABLE TO DECODE
MaterialCOPPER ALLOY
Style DesignatorCYLINDRICAL GLASS
Maximum Working Pressure110.0 POUNDS PER SQUARE INCH (PSI) LBS
Thread Series DesignatorUNABLE TO DECODE
Data Furnishing MethodCLEAR WINDOW
Furnished DataLIQUID FLOW
Nominal Thread SizeUNABLE TO DECODE
Guard Rod Quantity4
Sight Height1.374 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5960-00-007-2589 INTERCHANGEABLE
Electron Tube
5925-00-174-03871222032 INTERCHANGEABLE
Circuit Breaker
Westinghouse Electric Corp
7310-00-878-389257410 INTERCHANGEABLE
Thermostat,fryer
Wells Mfg Co
Cross-Reference Index
Part NumberManufacturer
F301-5 PRIMARY Ldi Industries, Inc. Dba Ldi Industries Inc (USA)
218-09983-201 Triumph Aerostructures, Llc Dba Triumph Aerostructures - Vought Integrated Programs Division (USA)
Related Parts
5960-00-007-2589INTERCHANGEABLE
ELECTRON TUBE
5925-00-174-0387INTERCHANGEABLE
CIRCUIT BREAKER
1222032
7310-00-878-3892INTERCHANGEABLE
THERMOSTAT,FRYER
57410

Frequently Asked Questions

What is NSN 6680-01-050-9833?

NSN 6680-01-050-9833 is a Indicator,sight,liquid, manufactured by Ldi Industries, Inc. Dba Ldi Industries Inc, classified under FSC 6680 (No Item Name Available). Status: active.

What are the part numbers for NSN 6680-01-050-9833?

NSN 6680-01-050-9833 has 2 cross-referenced part numbers: F301-5 (Ldi Industries, Inc. Dba Ldi Industries Inc), 218-09983-201 (Triumph Aerostructures, Llc Dba Triumph Aerostructures - Vought Integrated Programs Division).

What NSN replaces 6680-01-050-9833?

There are 3 known substitutes for 6680-01-050-9833: 5960-00-007-2589, 5925-00-174-0387, 7310-00-878-3892. Verify interchangeability with system specifications before substitution.

What are the specifications of F301-5?

Key specifications for F301-5: Nominal Pipe Size for Which Designed: UNABLE TO DECODE; Overall Diameter: 2.000 INCHES NOMINAL IN; Overall Height: 4.250 INCHES NOMINAL IN; End Connection Type: UNABLE TO DECODE. 15 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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