PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

G155-3Indicator,sight,liquid

Ldi Industries, Inc. Dba Ldi Industries Inc · NSN 6680-00-585-0992 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-00-585-0992 — this item is cataloged by the U.S. Government under National Stock Number 6680-00-585-0992. Primary manufacturer part number: G155-3.
Features
  • Indicator,sight,liquid — FSC 6680
  • Data Furnishing Method: CLEAR WINDOW
  • End Connection Type: UNABLE TO DECODE
  • Nominal Thread Size: UNABLE TO DECODE
  • Material: COPPER ALLOY
  • Style Designator: ANGLE PATTERN, SHIELDED SIDE OPENING
  • Thread Series Designator: UNABLE TO DECODE
  • Furnished Data: LIQUID LEVEL
Applications
  • Applications requiring Copper Alloy construction
General Description

The Indicator,sight,liquid, cataloged under National Stock Number 6680-00-585-0992, 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 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6680-00-585-0992
Primary Part NumberG155-3
Item NameIndicator,sight,liquid
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerLdi Industries, Inc. Dba Ldi Industries Inc
StatusCANCELLED
Data Furnishing MethodCLEAR WINDOW
End Connection TypeUNABLE TO DECODE
Nominal Thread SizeUNABLE TO DECODE
MaterialCOPPER ALLOY
Style DesignatorANGLE PATTERN, SHIELDED SIDE OPENING
Thread Series DesignatorUNABLE TO DECODE
Furnished DataLIQUID LEVEL
Thread Quantity Per InchUNABLE TO DECODE
Media for Which DesignedANY ACCEPTABLE
Thread DirectionUNABLE TO DECODE
Nominal Pipe Size for Which DesignedUNABLE TO DECODE
Overall Diameter0.875 INCHES NOMINAL IN
Sight Height2.312 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5998-00-003-913952838 INTERCHANGEABLE
Circuit Card Assembly
Cae Inc
4730-00-196-1983B687R-48B INTERCHANGEABLE
Nipple,pipe
American Society for Testing and Materials Dba Astm International
5307-00-219-7019SM-B-157370 INTERCHANGEABLE
Stud,plain
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5210-00-233-5474599-9647-15 INTERCHANGEABLE
Blade,thickness Gage
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
6680-00-580-7813 INTERCHANGEABLE
Indicator,sight,liquid
5950-00-647-8570A52838 INTERCHANGEABLE
Transformer,radio Frequency
L3harris Technologies, Inc Div Space & Airborne Systems
5905-00-918-226952838 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
Cross-Reference Index
Part NumberManufacturer
G155-3 PRIMARY Ldi Industries, Inc. Dba Ldi Industries Inc (USA)
528-3/8 Lunkenheimer Co (USA)
528 Lunkenheimer Co (USA)
Related Parts
5998-00-003-9139INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
52838
4730-00-196-1983INTERCHANGEABLE
NIPPLE,PIPE
B687R-48B
5307-00-219-7019INTERCHANGEABLE
STUD,PLAIN
SM-B-157370
5210-00-233-5474INTERCHANGEABLE
BLADE,THICKNESS GAGE
599-9647-15
6680-00-580-7813INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
5950-00-647-8570INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
A52838
5905-00-918-2269INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
52838

Frequently Asked Questions

What is NSN 6680-00-585-0992?

NSN 6680-00-585-0992 is a Indicator,sight,liquid, manufactured by Ldi Industries, Inc. Dba Ldi Industries Inc, classified under FSC 6680 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6680-00-585-0992?

NSN 6680-00-585-0992 has 3 cross-referenced part numbers: G155-3 (Ldi Industries, Inc. Dba Ldi Industries Inc), 528-3/8 (Lunkenheimer Co), 528 (Lunkenheimer Co).

What NSN replaces 6680-00-585-0992?

There are 7 known substitutes for 6680-00-585-0992: 5998-00-003-9139, 4730-00-196-1983, 5307-00-219-7019 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of G155-3?

Key specifications for G155-3: Data Furnishing Method: CLEAR WINDOW; End Connection Type: UNABLE TO DECODE; Nominal Thread Size: UNABLE TO DECODE; Material: COPPER ALLOY. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6680-00-585-0992 still in active supply?

NSN 6680-00-585-0992 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.
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