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990C496H01 — INDICATOR,SIGHT,LIQUID

✓ Government record, cited
NORTHROP GRUMMAN SYSTEMS CORPORATION DBA ELECTRONIC SYSTEMS · COMPONENT
PRODUCT OVERVIEW

990C496H01: INDICATOR,SIGHT,LIQUID.

The INDICATOR,SIGHT,LIQUID is a NORTHROP GRUMMAN SYSTEMS CORPORATION DBA ELECTRONIC SYSTEMS industrial component. Key specifications include MATERIAL: STEEL COMP 316, FURNISHED DATA: LIQUID FLOW, OVERALL HEIGHT: 2.380 INCHES NOMINAL IN, SIGHT DIAMETER: 1.130 INCHES NOMINAL IN, SPECIAL FEATURES: DRIP TUBE, STYLE DESIGNATOR: DOUBLE PORT. This part is cataloged in the U.S.

Government catalog under NSN 6680-00-223-8688, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
990C496H01
NSN: 6680-00-223-8688
FSC: 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
CAGE: 18323 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA ELECTRONIC SYSTEMS (USA)
SPECIFICATIONS
MATERIALSTEEL COMP 316
FURNISHED DATALIQUID FLOW
OVERALL HEIGHT2.380 INCHES NOMINAL IN
SIGHT DIAMETER1.130 INCHES NOMINAL IN
SPECIAL FEATURESDRIP TUBE
STYLE DESIGNATORDOUBLE PORT
THREAD DIRECTIONUNABLE TO DECODE
MAXIMUM TEMP RATING115.0 FAHRENHEIT DEGF
NOMINAL THREAD SIZEUNABLE TO DECODE
DATA FURNISHING METHODCLEAR WINDOW
THREAD QUANTITY PER INCHUNABLE TO DECODE
THREAD SERIES DESIGNATORUNABLE TO DECODE
NSN6680-00-223-8688
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: NORTHROP GRUMMAN SYSTEMS CORPORATION DBA ELECTRONIC SYSTEMS INDICATOR,SIGHT,LIQUID TITLE COMPONENT PN 990C496H01 MFR NORTHROP GRUMMAN SYSTEMS CORPORATION DBA ELECTRONIC SYSTEMS INDICATOR,SIGHT,LIQUID
KEY FEATURES
•
FURNISHED DATA: LIQUID FLOW
•
DATA FURNISHING METHOD: CLEAR WINDOW
•
STYLE DESIGNATOR: DOUBLE PORT
•
THREAD DIRECTION: UNABLE TO DECODE
•
NOMINAL THREAD SIZE: UNABLE TO DECODE
•
MAXIMUM TEMP RATING: 115.0 FAHRENHEIT DEGF
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT2.380 INCHES NOMINAL IN
FURNISHED DATALIQUID FLOW
DATA FURNISHING METHODCLEAR WINDOW
STYLE DESIGNATORDOUBLE PORT
THREAD DIRECTIONUNABLE TO DECODE
NOMINAL THREAD SIZEUNABLE TO DECODE
MAXIMUM TEMP RATING115.0 FAHRENHEIT DEGF
SPECIAL FEATURESDRIP TUBE
THREAD QUANTITY PER INCHUNABLE TO DECODE
MATERIALSTEEL COMP 316
SUBSTITUTES & CROSS-REFERENCES 1
1473-1-4Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 990C496H01?
990C496H01 is a INDICATOR,SIGHT,LIQUID manufactured by NORTHROP GRUMMAN SYSTEMS CORPORATION DBA ELECTRONIC SYSTEMS.
What parts can replace 990C496H01?
There is 1 known substitute for 990C496H01: 1473-1-4. Substitute compatibility should be verified for your specific system.
What is the NSN for 990C496H01?
990C496H01 is cataloged in the U.S. Government catalog under NSN 6680-00-223-8688. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.