PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S50Indicator,sight,liquid

Eaton Aerospace Llc Div Fluid and Electrical Distribution Division · NSN 6680-00-808-9023 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-00-808-9023 — this item is cataloged by the U.S. Government under National Stock Number 6680-00-808-9023. Primary manufacturer part number: S50.
Features
  • Indicator,sight,liquid — FSC 6680
  • Nominal Thread Size: UNABLE TO DECODE
  • Thread Direction: UNABLE TO DECODE
  • Maximum Working Pressure: 1120.0 POUNDS PER SQUARE INCH (PSI) LBS
  • Width Across Flats: 1.250 INCHES NOMINAL IN
  • Surface Treatment: ANODIZE
  • Thread Series Designator: UNABLE TO DECODE
  • Features Provided: REFLECTOR
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Indicator,sight,liquid, cataloged under National Stock Number 6680-00-808-9023, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Eaton Aerospace Llc Div Fluid and Electrical Distribution Division. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6680-00-808-9023
Primary Part NumberS50
Item NameIndicator,sight,liquid
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerEaton Aerospace Llc Div Fluid and Electrical Distribution Division
StatusCANCELLED
Nominal Thread SizeUNABLE TO DECODE
Thread DirectionUNABLE TO DECODE
Maximum Working Pressure1120.0 POUNDS PER SQUARE INCH (PSI) LBS
Width Across Flats1.250 INCHES NOMINAL IN
Surface TreatmentANODIZE
Thread Series DesignatorUNABLE TO DECODE
Features ProvidedREFLECTOR
Thread ClassUNABLE TO DECODE
Sight Diameter0.690 INCHES NOMINAL IN
Media for Which DesignedOIL
Maximum Temp Rating200.0 FAHRENHEIT DEGF
Thread Quantity Per InchUNABLE TO DECODE
End Connection TypeUNABLE TO DECODE
MaterialALUMINUM ALLOY
Style DesignatorBULLS EYE
Data Furnishing MethodCLEAR WINDOW
Furnished DataLIQUID LEVEL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-013-7409SAE J512 8-6 040102B INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
6240-00-155-78562Z5882-3 INTERCHANGEABLE
Lamp,incandescent
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3460-00-233-3869 INTERCHANGEABLE
Holder,cutting Tool
2530-00-272-7518MCFE050 INTERCHANGEABLE
Weight,wheel Balancing
Napa Automotive Parts Co
5120-00-287-2502 INTERCHANGEABLE
Screwdriver,flat Tip
6625-00-433-4262S50 INTERCHANGEABLE
Generator,pulse
Tektronix, Inc.
5340-00-527-9913S50 INTERCHANGEABLE
Plunger,quick Release
Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier
3695-00-679-6914 INTERCHANGEABLE
Saw,chain
6680-00-845-1413S50K INTERCHANGEABLE
Indicator,sight,liquid
Eaton Aerospace Llc Div Fluid and Electrical Distribution Division
6680-00-852-3600S54 INTERCHANGEABLE
Indicator,sight,liquid
Eaton Aerospace Llc Div Fluid and Electrical Distribution Division
Cross-Reference Index
Part NumberManufacturer
RI-011 Rhythm Industries Inc (USA)
6680008089023 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
S50 PRIMARY Eaton Aerospace Llc Div Fluid and Electrical Distribution Division (USA)
0639-492-001 Zf Friedrichshafen Ag (DEU)
RI-011-3 Laminar Flow Inc (USA)
RI-011-3 Rhythm Industries Inc (USA)
RI-011 Laminar Flow Inc (USA)
S50 Satair A/s (DNK)
Related Parts
4730-00-013-7409INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J512 8-6 040102B
6240-00-155-7856INTERCHANGEABLE
LAMP,INCANDESCENT
2Z5882-3
3460-00-233-3869INTERCHANGEABLE
HOLDER,CUTTING TOOL
2530-00-272-7518INTERCHANGEABLE
WEIGHT,WHEEL BALANCING
MCFE050
5120-00-287-2502INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
6625-00-433-4262INTERCHANGEABLE
GENERATOR,PULSE
S50
5340-00-527-9913INTERCHANGEABLE
PLUNGER,QUICK RELEASE
S50
3695-00-679-6914INTERCHANGEABLE
SAW,CHAIN
6680-00-845-1413INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
S50K
6680-00-852-3600INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
S54
6680-00-857-2397INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
6680-00-857-2397
6680-00-865-7928INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
S50M

Frequently Asked Questions

What is NSN 6680-00-808-9023?

NSN 6680-00-808-9023 is a Indicator,sight,liquid, manufactured by Eaton Aerospace Llc Div Fluid and Electrical Distribution Division, classified under FSC 6680 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6680-00-808-9023?

NSN 6680-00-808-9023 has 8 cross-referenced part numbers: RI-011 (Rhythm Industries Inc), 6680008089023 (E.c.a Etablissement Centrald'approvisionnement Des Forces Armee), S50 (Eaton Aerospace Llc Div Fluid and Electrical Distribution Division), 0639-492-001 (Zf Friedrichshafen Ag), RI-011-3 (Laminar Flow Inc) and 3 more.

What NSN replaces 6680-00-808-9023?

There are 12 known substitutes for 6680-00-808-9023: 4730-00-013-7409, 6240-00-155-7856, 3460-00-233-3869 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S50?

Key specifications for S50: Nominal Thread Size: UNABLE TO DECODE; Thread Direction: UNABLE TO DECODE; Maximum Working Pressure: 1120.0 POUNDS PER SQUARE INCH (PSI) LBS; Width Across Flats: 1.250 INCHES NOMINAL IN. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6680-00-808-9023 still in active supply?

NSN 6680-00-808-9023 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com