PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11567766Transformer,power

Us Army Aviation and Missile Command · NSN 5950-01-256-0222 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-256-0222 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-256-0222. Primary manufacturer part number: 11567766.
Features
  • Transformer,power — FSC 5950
  • Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP
  • Terminal Type and Quantity: 4 PIN
  • Winding Operating Voltage: 10.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Body Outside Diameter: 0.625 INCHES MAXIMUM IN
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Mounting Hole Diameter: 0.115 INCHES MINIMUM AND 0.121 INCHES MAXIMUM SINGLE GROUP IN
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-256-0222, 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 Us Army Aviation and Missile Command. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 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
NSN5950-01-256-0222
Primary Part Number11567766
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusACTIVE
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Terminal Type and Quantity4 PIN
Winding Operating Voltage10.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Outside Diameter0.625 INCHES MAXIMUM IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting Hole Diameter0.115 INCHES MINIMUM AND 0.121 INCHES MAXIMUM SINGLE GROUP IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting Facility Quantity1 SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Frequency Rating15.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Winding Operating Voltage3.65 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Maximum Operating Temp130.0 CELSIUS DEGC
Body Length0.438 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-013-95531639-120 INTERCHANGEABLE
Jack,tip
Woodward, Inc.
3020-00-027-9235105601 INTERCHANGEABLE
Gear,spur
General Dynamics Land Systems - Canadacorporation Div General Dynamics Mission Systems
5999-00-187-8958 INTERCHANGEABLE
Contact,electrical
5950-00-240-1789 INTERCHANGEABLE
Transformer,power
1020-00-344-5275319090PC1 INTERCHANGEABLE
Shaft
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5815-00-533-4435105601 INTERCHANGEABLE
Plate Assembly,base
Lucent Technologies Inc Corporate Headquarters
5306-00-565-6386 INTERCHANGEABLE
Bolt,u
5910-00-797-4887CT13 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Fluke Corp
5950-00-954-2296129-126-0153 INTERCHANGEABLE
Reactor
Kearfott Corporation Div Guidance and Navigation Division
5935-00-989-5614 INTERCHANGEABLE
Jack,tip
Cross-Reference Index
Part NumberManufacturer
11567766 L3harris Interstate Electronics Corporation (USA)
42264 Coast/advanced Chip Magnetics, Inc. (USA)
12819 Standex Electronics, Inc. (USA)
PEI6378 Precision Electronics, Inc (USA)
11567766 PRIMARY Us Army Aviation and Missile Command (USA)
105601 Electronic Transformer Corp Div Electronic Transformer Corporation (USA)
Related Parts
5935-00-013-9553INTERCHANGEABLE
JACK,TIP
1639-120
3020-00-027-9235INTERCHANGEABLE
GEAR,SPUR
105601
5999-00-187-8958INTERCHANGEABLE
CONTACT,ELECTRICAL
5950-00-240-1789INTERCHANGEABLE
TRANSFORMER,POWER
1020-00-344-5275INTERCHANGEABLE
SHAFT
319090PC1
5815-00-533-4435INTERCHANGEABLE
PLATE ASSEMBLY,BASE
105601
5306-00-565-6386INTERCHANGEABLE
BOLT,U
5910-00-797-4887INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
CT13
5950-00-954-2296INTERCHANGEABLE
REACTOR
129-126-0153
5935-00-989-5614INTERCHANGEABLE
JACK,TIP
5950-01-019-5286INTERCHANGEABLE
TRANSFORMER,PULSE
255324
6680-01-113-7684INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
42264

Frequently Asked Questions

What is NSN 5950-01-256-0222?

NSN 5950-01-256-0222 is a Transformer,power, manufactured by Us Army Aviation and Missile Command, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-256-0222?

NSN 5950-01-256-0222 has 6 cross-referenced part numbers: 11567766 (L3harris Interstate Electronics Corporation), 42264 (Coast/advanced Chip Magnetics, Inc.), 12819 (Standex Electronics, Inc.), PEI6378 (Precision Electronics, Inc), 11567766 (Us Army Aviation and Missile Command) and 1 more.

What NSN replaces 5950-01-256-0222?

There are 12 known substitutes for 5950-01-256-0222: 5935-00-013-9553, 3020-00-027-9235, 5999-00-187-8958 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11567766?

Key specifications for 11567766: Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP; Terminal Type and Quantity: 4 PIN; Winding Operating Voltage: 10.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Body Outside Diameter: 0.625 INCHES MAXIMUM IN. 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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