PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5353Transformer,power

William Spencer · NSN 5950-00-782-7314 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-782-7314 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-782-7314. Primary manufacturer part number: 5353.
Features
  • Transformer,power — FSC 5950
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Reliability Indicator: NOT ESTABLISHED
  • Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN
  • Winding Operating Voltage: 500.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Body Length: 2.250 INCHES NOMINAL IN
  • Frequency Rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT
  • Inclosure Type: HERMETICALLY SEALED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-782-7314, is classified within Federal Supply Class 5950 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is William Spencer. Government technical data includes 15 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-782-7314
Primary Part Number5353
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerWilliam Spencer
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Winding Operating Voltage500.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Body Length2.250 INCHES NOMINAL IN
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Inclosure TypeHERMETICALLY SEALED
Distance Between Mounting Facility Centers1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Input-Output Phase RelationshipTWO PHASE TO TWO PHASE SINGLE COMPONENT
Body Outside Diameter1.125 INCHES NOMINAL IN
Winding Operating Voltage500.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Mounting Facility Quantity2 SINGLE GROUP
Terminal Type and Quantity10 TAB, SOLDER LUG
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5980-00-148-8172MV5353 INTERCHANGEABLE
Light Emitting Diode
Quality Technologies Corp
5905-00-197-39472100-2867 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Keysight Technologies Inc
5945-00-231-1850SK5018 INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
4730-00-241-831156-3-4SFT INTERCHANGEABLE
Coupling Half,quick Disconnect
Dixon Valve & Coupling Company, Llc
3120-00-343-237014U1479PCDD5353 INTERCHANGEABLE
Bearing,sleeve
Naval Ship Systems Command
9340-00-530-42475353 INTERCHANGEABLE
Window,observation
Clayton Manufacturing Company
4730-00-602-3707233410N INTERCHANGEABLE
Plug,pipe
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
5340-00-759-27141725022-101 INTERCHANGEABLE
Clip,spring Tension
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5975-00-904-62225353 INTERCHANGEABLE
Box Connector,electrical
Abb Installation Products Inc
5930-01-146-0395L507001891 INTERCHANGEABLE
Switch,code Indicating Wheel
Lockheed Martin Librascope Corporation
Cross-Reference Index
Part NumberManufacturer
A15389 Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc. (USA)
5353 PRIMARY William Spencer (USA)
Related Parts
5980-00-148-8172INTERCHANGEABLE
LIGHT EMITTING DIODE
MV5353
5905-00-197-3947INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
2100-2867
5945-00-231-1850INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
SK5018
4730-00-241-8311INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
56-3-4SFT
3120-00-343-2370INTERCHANGEABLE
BEARING,SLEEVE
14U1479PCDD5353
9340-00-530-4247INTERCHANGEABLE
WINDOW,OBSERVATION
5353
4730-00-602-3707INTERCHANGEABLE
PLUG,PIPE
233410N
5340-00-759-2714INTERCHANGEABLE
CLIP,SPRING TENSION
1725022-101
5975-00-904-6222INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
5353
5930-01-146-0395INTERCHANGEABLE
SWITCH,CODE INDICATING WHEEL
L507001891
4320-01-426-7437INTERCHANGEABLE
PUMP UNIT,AXIAL PISTONS
T991(LN)
5975-01-648-2475INTERCHANGEABLE
CONDUIT ASSEMBLY,METAL,FLEXIBLE
5353

Frequently Asked Questions

What is NSN 5950-00-782-7314?

NSN 5950-00-782-7314 is a Transformer,power, manufactured by William Spencer, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-782-7314?

NSN 5950-00-782-7314 has 2 cross-referenced part numbers: A15389 (Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc.), 5353 (William Spencer).

What NSN replaces 5950-00-782-7314?

There are 12 known substitutes for 5950-00-782-7314: 5980-00-148-8172, 5905-00-197-3947, 5945-00-231-1850 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5353?

Key specifications for 5353: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP; Reliability Indicator: NOT ESTABLISHED; Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN; Winding Operating Voltage: 500.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY. 15 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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