PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21758Sensor,constant Speed

Sensata Technologies, Inc. Div Sensata Attleboro · NSN 1650-00-120-8765 · FSC 1650 · No Item Name Available
Verified by PartsTable
NSN 1650-00-120-8765 — this item is cataloged by the U.S. Government under National Stock Number 1650-00-120-8765. Primary manufacturer part number: 21758.
Features
  • Sensor,constant Speed — FSC 1650
  • FSC Application Data: ACFT HYDRAULIC SYSTEM
  • General Characteristics Item Description: 1.375 IN,ACROSS FLATS,APPROX 2.965 IN. LG IN
  • 2 verified cross-references
  • Primary manufacturer: Sensata Technologies, Inc. Div Sensata Attleboro
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Sensor,constant Speed, cataloged under National Stock Number 1650-00-120-8765, is classified within Federal Supply Class 1650 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Sensata Technologies, Inc. Div Sensata Attleboro. 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1650-00-120-8765
Primary Part Number21758
Item NameSensor,constant Speed
FSC / FSG1650 / 16 — No Item Name Available
ManufacturerSensata Technologies, Inc. Div Sensata Attleboro
StatusACTIVE
FSC Application DataACFT HYDRAULIC SYSTEM
General Characteristics Item Description1.375 IN,ACROSS FLATS,APPROX 2.965 IN. LG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5935-00-071-6063 INTERCHANGEABLE
Connector,receptacle,electrical
6515-00-374-2305 INTERCHANGEABLE
Stethoscope
2910-00-510-69360-12134 INTERCHANGEABLE
Carburetor,float
Zenith Fuel Systems Llc
5935-00-827-1336 INTERCHANGEABLE
Connector,receptacle,electrical
5342-00-880-829721756 INTERCHANGEABLE
Hinge,peg
Norris Dispenser Company
6150-01-164-5232LZ24-1 INTERCHANGEABLE
Lead,electrical
Purdy William J Co Interfan Div
5925-01-240-404621758 INTERCHANGEABLE
Circuit Breaker
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
5995-01-332-1734G284347-113 INTERCHANGEABLE
Cable Assembly,radio Frequency
Raytheon Company Dba Raytheon Co
5120-01-491-891721758 INTERCHANGEABLE
Socket,socket Wrench
Amron International Inc
5340-01-550-5731217-58 INTERCHANGEABLE
Base,magnetic
Mack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations
Cross-Reference Index
Part NumberManufacturer
55056 Hamilton Sundstrand Corporation (USA)
21758 PRIMARY Sensata Technologies, Inc. Div Sensata Attleboro (USA)
Related Parts
5935-00-071-6063INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
6515-00-374-2305INTERCHANGEABLE
STETHOSCOPE
2910-00-510-6936INTERCHANGEABLE
CARBURETOR,FLOAT
0-12134
5935-00-827-1336INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5342-00-880-8297INTERCHANGEABLE
HINGE,PEG
21756
6150-01-164-5232INTERCHANGEABLE
LEAD,ELECTRICAL
LZ24-1
5925-01-240-4046INTERCHANGEABLE
CIRCUIT BREAKER
21758
5995-01-332-1734INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
G284347-113
5120-01-491-8917INTERCHANGEABLE
SOCKET,SOCKET WRENCH
21758
5340-01-550-5731INTERCHANGEABLE
BASE,MAGNETIC
217-58
5995-01-687-9852INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
55056

Frequently Asked Questions

What is NSN 1650-00-120-8765?

NSN 1650-00-120-8765 is a Sensor,constant Speed, manufactured by Sensata Technologies, Inc. Div Sensata Attleboro, classified under FSC 1650 (No Item Name Available). Status: active.

What are the part numbers for NSN 1650-00-120-8765?

NSN 1650-00-120-8765 has 2 cross-referenced part numbers: 55056 (Hamilton Sundstrand Corporation), 21758 (Sensata Technologies, Inc. Div Sensata Attleboro).

What NSN replaces 1650-00-120-8765?

There are 11 known substitutes for 1650-00-120-8765: 5935-00-071-6063, 6515-00-374-2305, 2910-00-510-6936 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21758?

Key specifications for 21758: FSC Application Data: ACFT HYDRAULIC SYSTEM; General Characteristics Item Description: 1.375 IN,ACROSS FLATS,APPROX 2.965 IN. LG IN; End Item Identification: 16500792295. 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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