PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

33203705B3Switch,encapsulated

Essex Industries Inc Div Manufacturing Division · NSN 1650-00-269-1908 · FSC 1650 · No Item Name Available
Verified by PartsTable
NSN 1650-00-269-1908 — this item is cataloged by the U.S. Government under National Stock Number 1650-00-269-1908. Primary manufacturer part number: 33203705B3.
Features
  • Switch,encapsulated — FSC 1650
  • General Characteristics Item Description: FLANGE MOUNTED
  • FSC Application Data: DRIVE,CONSTANT SPEED,HYDRAULIC
  • 2 verified cross-references
  • Primary manufacturer: Essex Industries Inc Div Manufacturing Division
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,encapsulated, cataloged under National Stock Number 1650-00-269-1908, is classified within Federal Supply Class 1650 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Essex Industries Inc Div Manufacturing Division. Government technical data includes 2 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1650-00-269-1908
Primary Part Number33203705B3
Item NameSwitch,encapsulated
FSC / FSG1650 / 16 — No Item Name Available
ManufacturerEssex Industries Inc Div Manufacturing Division
StatusACTIVE
General Characteristics Item DescriptionFLANGE MOUNTED
FSC Application DataDRIVE,CONSTANT SPEED,HYDRAULIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5950-00-147-75442677190 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4920-01-355-447940915 INTERCHANGEABLE
Test Bench
Production Industries Inc
Cross-Reference Index
Part NumberManufacturer
33203705B3 PRIMARY Essex Industries Inc Div Manufacturing Division (USA)
40915 Hamilton Sundstrand Corporation (USA)
Related Parts
5950-00-147-7544INTERCHANGEABLE
TRANSFORMER,POWER
2677190
4920-01-355-4479INTERCHANGEABLE
TEST BENCH
40915

Frequently Asked Questions

What is NSN 1650-00-269-1908?

NSN 1650-00-269-1908 is a Switch,encapsulated, manufactured by Essex Industries Inc Div Manufacturing Division, classified under FSC 1650 (No Item Name Available). Status: active.

What are the part numbers for NSN 1650-00-269-1908?

NSN 1650-00-269-1908 has 2 cross-referenced part numbers: 33203705B3 (Essex Industries Inc Div Manufacturing Division), 40915 (Hamilton Sundstrand Corporation).

What NSN replaces 1650-00-269-1908?

There are 2 known substitutes for 1650-00-269-1908: 5950-00-147-7544, 4920-01-355-4479. Verify interchangeability with system specifications before substitution.

What are the specifications of 33203705B3?

Key specifications for 33203705B3: General Characteristics Item Description: FLANGE MOUNTED; End Item Identification: 16508335131; FSC Application Data: DRIVE,CONSTANT SPEED,HYDRAULIC. 3 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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