PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

81512Transformer,power

Hamilton Sundstrand Corporation Dba Collins Aerospace · NSN 5950-01-143-1062 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-143-1062 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-143-1062. Primary manufacturer part number: 81512.
Features
  • Transformer,power — FSC 5950
  • Mounting Facility Quantity: 2 SINGLE GROUP
  • Winding Shielding Method: INTERNAL SHIELD GROUNDED TO CORE AND MOUNTING SINGLE COMPONENT
  • Maximum Operating Temp: 125.0 CELSIUS DEGC
  • Distance Between Mounting Facility Centers: 2.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Inclosure Type: FULLY INCLOSED
  • Mounting Hole Diameter: 0.181 INCHES NOMINAL SINGLE GROUP IN
  • Mounting Method: BRACKET(S) AND UNTHREADED HOLE(S) SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-143-1062, 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 Hamilton Sundstrand Corporation Dba Collins Aerospace. 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-143-1062
Primary Part Number81512
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerHamilton Sundstrand Corporation Dba Collins Aerospace
StatusACTIVE
Mounting Facility Quantity2 SINGLE GROUP
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO CORE AND MOUNTING SINGLE COMPONENT
Maximum Operating Temp125.0 CELSIUS DEGC
Distance Between Mounting Facility Centers2.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Inclosure TypeFULLY INCLOSED
Mounting Hole Diameter0.181 INCHES NOMINAL SINGLE GROUP IN
Mounting MethodBRACKET(S) AND UNTHREADED HOLE(S) SINGLE GROUP
Winding Operating Voltage32.80 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Terminal Type and Quantity5 TAB, SOLDER LUG
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Length1.937 INCHES NOMINAL IN
Winding Operating Current20.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Body Height1.620 INCHES NOMINAL IN
Body Width1.080 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4820-00-097-0325 INTERCHANGEABLE
Cock,poppet Drain
3110-00-155-63006313NR INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
5340-00-215-7358202990 INTERCHANGEABLE
Clip,retaining
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
2815-01-105-305981512 INTERCHANGEABLE
Piston Assembly
Perkins Engines Inc
5930-01-418-487481512 INTERCHANGEABLE
Switch,electronic
Fjw Optical Systems, Inc Dba Fjw Optical Systems Inc
5340-01-432-0897 INTERCHANGEABLE
Bracket,mounting
5340-01-462-7904741021-A INTERCHANGEABLE
Bracket,mounting
L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
Cross-Reference Index
Part NumberManufacturer
81512 United Technologies Corp Hamilton Sundstrand Corp (USA)
81512 PRIMARY Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
Related Parts
4820-00-097-0325INTERCHANGEABLE
COCK,POPPET DRAIN
3110-00-155-6300INTERCHANGEABLE
BEARING,BALL,ANNULAR
6313NR
5340-00-215-7358INTERCHANGEABLE
CLIP,RETAINING
202990
2815-01-105-3059INTERCHANGEABLE
PISTON ASSEMBLY
81512
5930-01-418-4874INTERCHANGEABLE
SWITCH,ELECTRONIC
81512
5340-01-432-0897INTERCHANGEABLE
BRACKET,MOUNTING
5340-01-462-7904INTERCHANGEABLE
BRACKET,MOUNTING
741021-A

Frequently Asked Questions

What is NSN 5950-01-143-1062?

NSN 5950-01-143-1062 is a Transformer,power, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-143-1062?

NSN 5950-01-143-1062 has 2 cross-referenced part numbers: 81512 (United Technologies Corp Hamilton Sundstrand Corp), 81512 (Hamilton Sundstrand Corporation Dba Collins Aerospace).

What NSN replaces 5950-01-143-1062?

There are 7 known substitutes for 5950-01-143-1062: 4820-00-097-0325, 3110-00-155-6300, 5340-00-215-7358 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 81512?

Key specifications for 81512: Mounting Facility Quantity: 2 SINGLE GROUP; Winding Shielding Method: INTERNAL SHIELD GROUNDED TO CORE AND MOUNTING SINGLE COMPONENT; Maximum Operating Temp: 125.0 CELSIUS DEGC; Distance Between Mounting Facility Centers: 2.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 19 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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