PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

HS5564-1Transformer,power

The Boeing Company · NSN 5950-01-324-3278 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-324-3278 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-324-3278. Primary manufacturer part number: HS5564-1.
Features
  • Transformer,power — FSC 5950
  • Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP
  • Mounting Facility Quantity: 2 SINGLE GROUP
  • Maximum Operating Temp: 105.0 CELSIUS DEGC
  • Maximum Transformer Power Rating: 16.0 VOLT-AMPERE SINGLE COMPONENT
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Mounting Hole Diameter: 0.188 INCHES NOMINAL SINGLE GROUP IN
  • Distance Between Mounting Facility Centers: 2.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-324-3278, 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 The Boeing Company. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-324-3278
Primary Part NumberHS5564-1
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerThe Boeing Company
StatusACTIVE
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Mounting Facility Quantity2 SINGLE GROUP
Maximum Operating Temp105.0 CELSIUS DEGC
Maximum Transformer Power Rating16.0 VOLT-AMPERE SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting Hole Diameter0.188 INCHES NOMINAL SINGLE GROUP IN
Distance Between Mounting Facility Centers2.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Inclosure TypeOPEN
Winding Shielding MethodINTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Winding Operating Voltage26.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Terminal Type and Quantity5 TAB, SOLDER LUG
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Current600.0 MILLIAMPERES AC NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5999-00-035-9271 INTERCHANGEABLE
Contact,electrical
1005-00-441-7724 INTERCHANGEABLE
Fore-End Assy
5331-01-181-494930535 INTERCHANGEABLE
O-Ring
Gil, Inc.
1560-01-329-521030535 INTERCHANGEABLE
Fitting,vent Dome
American Fuel Cell and Coated Fabrics Company, Llc
3455-01-365-1656305-35 INTERCHANGEABLE
Cutter,milling,side
Kennametal Inc. Div Kennametal Industrial Products Group
5925-01-408-106530535 INTERCHANGEABLE
Circuit Breaker
Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng
Cross-Reference Index
Part NumberManufacturer
30535 Torotel, Inc. Div Torotel Products, Inc. (USA)
HS5564-1 PRIMARY The Boeing Company (USA)
HS5564-1 Mcdonnell Douglas Helicopter Co Inc (USA)
PC5-1558 J R Douglass Company (USA)
Related Parts
5999-00-035-9271INTERCHANGEABLE
CONTACT,ELECTRICAL
1005-00-441-7724INTERCHANGEABLE
FORE-END ASSY
5331-01-181-4949INTERCHANGEABLE
O-RING
30535
1560-01-329-5210INTERCHANGEABLE
FITTING,VENT DOME
30535
3455-01-365-1656INTERCHANGEABLE
CUTTER,MILLING,SIDE
305-35
5925-01-408-1065INTERCHANGEABLE
CIRCUIT BREAKER
30535

Frequently Asked Questions

What is NSN 5950-01-324-3278?

NSN 5950-01-324-3278 is a Transformer,power, manufactured by The Boeing Company, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-324-3278?

NSN 5950-01-324-3278 has 4 cross-referenced part numbers: 30535 (Torotel, Inc. Div Torotel Products, Inc.), HS5564-1 (The Boeing Company), HS5564-1 (Mcdonnell Douglas Helicopter Co Inc), PC5-1558 (J R Douglass Company).

What NSN replaces 5950-01-324-3278?

There are 6 known substitutes for 5950-01-324-3278: 5999-00-035-9271, 1005-00-441-7724, 5331-01-181-4949 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of HS5564-1?

Key specifications for HS5564-1: Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP; End Item Identification: HELICOPTER, APACHE AH-64; Mounting Facility Quantity: 2 SINGLE GROUP; Maximum Operating Temp: 105.0 CELSIUS DEGC. 20 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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