PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

652000Switch,liquid Level

Essex Industries Inc Div Manufacturing Division · NSN 2915-00-540-8176 · FSC 2915 · No Item Name Available
Verified by PartsTable
NSN 2915-00-540-8176 — this item is cataloged by the U.S. Government under National Stock Number 2915-00-540-8176. Primary manufacturer part number: 652000.
Features
  • Switch,liquid Level — FSC 2915
  • Actuation Method: BUOYANCY
  • Tank Insertion Length: 12.375 INCHES MAXIMUM IN
  • Float and Contact Positions: FLOAT DOWN, CONTACTS OPEN
  • Relay: NOT INCLUDED
  • Liquid Type for Which Designed: AIRCRAFT FUEL
  • Aircraft Fuel for Which Designed: ALL
  • Mounting Dimensions: MTD BY EIGHT 0.260 IN. DIA HOLES EQUALLY SPACED ON 6.520 IN. BY 4.360 IN. OVAL IN
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,liquid Level, cataloged under National Stock Number 2915-00-540-8176, is classified within Federal Supply Class 2915 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Essex Industries Inc Div Manufacturing Division. Government technical data includes 18 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2915-00-540-8176
Primary Part Number652000
Item NameSwitch,liquid Level
FSC / FSG2915 / 29 — No Item Name Available
ManufacturerEssex Industries Inc Div Manufacturing Division
StatusACTIVE
Actuation MethodBUOYANCY
Tank Insertion Length12.375 INCHES MAXIMUM IN
Float and Contact PositionsFLOAT DOWN, CONTACTS OPEN
RelayNOT INCLUDED
Liquid Type for Which DesignedAIRCRAFT FUEL
Aircraft Fuel for Which DesignedALL
Mounting DimensionsMTD BY EIGHT 0.260 IN. DIA HOLES EQUALLY SPACED ON 6.520 IN. BY 4.360 IN. OVAL IN
Mounting PositionVERTICAL
Float Quantity3
Contact ArrangementSPDT,NORMALLY OPEN
Float Effective Travel0.375 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Current Rating at Maximum Rated Voltage2.5 AMPERES NOMINAL LOAD
Mounting MethodFLANGE
Electrical Connection TypeCONNECTOR RECEPTACLE
DC Voltage Rating28.0 VOLTS NOMINAL FIRST OPERATING POWER RQMT
Connector IdentificationAN3102C22-19P
Operating Temp Rating-65.0 FAHRENHEIT MINIMUM AND 165.0 FAHRENHEIT MAXIMUM DEGF
FSC Application DataACFT FUEL SYSTEM INSTL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
7930-01-134-3901652000 INTERCHANGEABLE
Cleaning Compound,solvent-Deterg
Spartan Chemical Company, Inc. Dba Spartan Ohio
Cross-Reference Index
Part NumberManufacturer
20-58725-1 The Boeing Company Div Defense (USA)
652000 PRIMARY Essex Industries Inc Div Manufacturing Division (USA)
Related Parts
7930-01-134-3901INTERCHANGEABLE
CLEANING COMPOUND,SOLVENT-DETERG
652000

Frequently Asked Questions

What is NSN 2915-00-540-8176?

NSN 2915-00-540-8176 is a Switch,liquid Level, manufactured by Essex Industries Inc Div Manufacturing Division, classified under FSC 2915 (No Item Name Available). Status: active.

What are the part numbers for NSN 2915-00-540-8176?

NSN 2915-00-540-8176 has 2 cross-referenced part numbers: 20-58725-1 (The Boeing Company Div Defense), 652000 (Essex Industries Inc Div Manufacturing Division).

What NSN replaces 2915-00-540-8176?

There is 1 known substitute for 2915-00-540-8176: 7930-01-134-3901. Verify interchangeability with system specifications before substitution.

What are the specifications of 652000?

Key specifications for 652000: Actuation Method: BUOYANCY; Tank Insertion Length: 12.375 INCHES MAXIMUM IN; Float and Contact Positions: FLOAT DOWN, CONTACTS OPEN; Relay: NOT INCLUDED. 21 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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