NSN 6680-01-413-1496 · NIIN 014131496 · Part number 420-05 FLG 44IN.
Ernst, John C & Co, Inc. · FSC 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 51857
Government record, cited
NSN 6680-01-413-1496 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-413-1496. Manufacturer of record part number: 420-05 FLG 44IN..
Also searched as6680-01-413-1496 ·
6680014131496 ·
NIIN 014131496 ·
01-413-1496 ·
FSC 6680 Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · CAGE 51857 · 420-05 FLG 44IN. · E42004
Maximum Working Pressure: 300.0 POUNDS PER SQUARE INCH (PSI) LBS
Material: COPPER ALLOY
1 manufacturer part number on file
Manufacturer of record: Ernst, John C & Co, Inc.
Identification
NSN: 6680-01-413-1496
NIIN: 014131496
FSC: 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 420-05 FLG 44IN.
Manufacturer: Ernst, John C & Co, Inc.
General Description
The Indicator,sight,liquid, cataloged under National Stock Number 6680-01-413-1496, is classified within Federal Supply Class 6680 (Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Ernst, John C & Co, Inc.. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6680-01-413-1496
Primary Part Number
420-05 FLG 44IN.
Item Name
Indicator,sight,liquid
FSC / FSG
6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
Manufacturer
Ernst, John C & Co, Inc.
Status
ACTIVE
Furnished Data
LIQUID LEVEL
Data Furnishing Method
CLEAR WINDOW
Maximum Working Pressure
300.0 POUNDS PER SQUARE INCH (PSI) LBS
Material
COPPER ALLOY
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
6680-01-413-1497420-05 FLG 33INPOSSIBLE MATCH
INDICATOR,SIGHT,LIQUID
Possible match (shared part number)Ernst, John C & Co, Inc.
6680-01-413-1499POSSIBLE MATCH
INDICATOR,SIGHT,LIQUID
Possible match (shared part number)
6680-01-413-1500POSSIBLE MATCH
INDICATOR,SIGHT,LIQUID
Possible match (shared part number)
6680-01-444-5032420L 26IN CTR TO CTRPOSSIBLE MATCH
INDICATOR,SIGHT,LIQUID
Possible match (shared part number)Ernst, John C & Co, Inc.
6680-01-444-5049420-05-PC015POSSIBLE MATCH
BALL CHECK,INDICATO
Possible match (shared part number)Ernst, John C & Co, Inc.
NSN 6680-01-413-1496 is a Indicator,sight,liquid, manufactured by Ernst, John C & Co, Inc., classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
What part numbers are listed for NSN 6680-01-413-1496?
NSN 6680-01-413-1496 has 1 manufacturer part number on file: 420-05 FLG 44IN. (Ernst, John C & Co, Inc.).
What NSN replaces 6680-01-413-1496?
5 possible matches (shared part number, not a government interchangeability claim): 6680-01-413-1497, 6680-01-413-1499, 6680-01-413-1500. Verify interchangeability with system specifications before substitution.
What are the specifications of 420-05 FLG 44IN.?
Key specifications for 420-05 FLG 44IN.: Furnished Data: LIQUID LEVEL; Data Furnishing Method: CLEAR WINDOW; Special Features: AUTOMATIC BALL CHECK;3/4IN.NPT;NAVY USE;FLG 44IN.CTRS 44IN IN; End Item Identification: 500 AUXILARY;USNS HENRY J. KAISER CLASS TAO. 4 specifications are documented in the U.S. Government catalog.
Is NSN 6680-01-413-1496 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.