PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

021-0221Transformer,power

"leightner Electronics, Inc." Dba Leightner Electronics Inc · NSN 5950-01-150-6455 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-150-6455 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-150-6455. Primary manufacturer part number: 021-0221.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Operating Voltage: 12.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Terminal Type and Quantity: 6 TURRET
  • Body Length: 2.562 INCHES MAXIMUM IN
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Maximum Transformer Power Rating: 300.0 MILLIWATTS SINGLE COMPONENT
  • Mounting Facility Quantity: 2 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 5950-01-150-6455, 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 "leightner Electronics, Inc." Dba Leightner Electronics Inc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-150-6455
Primary Part Number021-0221
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
Manufacturer"leightner Electronics, Inc." Dba Leightner Electronics Inc
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Winding Operating Voltage12.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Terminal Type and Quantity6 TURRET
Body Length2.562 INCHES MAXIMUM IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Maximum Transformer Power Rating300.0 MILLIWATTS SINGLE COMPONENT
Mounting Facility Quantity2 SINGLE GROUP
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Body Height0.875 INCHES MAXIMUM IN
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Mounting Hole Diameter0.125 INCHES NOMINAL SINGLE GROUP IN
Body Width1.125 INCHES MAXIMUM IN
Distance Between Mounting Facility Centers2.187 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Transformer Winding Connection TypeDELTA-DELTA
Input-Output Phase RelationshipTHREE PHASE TO THREE PHASE SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Winding Operating Current25.0 MILLIAMPERES AC MINIMUM SINGLE COMPONENT SINGLE SECONDARY
Winding Operating Voltage12.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3510-00-118-231402 10221 INTERCHANGEABLE
Retainer,door Latch
Pellerin Milnor Corporation
5330-00-421-793543481 INTERCHANGEABLE
Gasket
The Walworth Company
4030-01-589-634812759-01046 INTERCHANGEABLE
Shackle
Fastenal Company Dba Fastenal Co
Cross-Reference Index
Part NumberManufacturer
TF-Y0016-001 Raytheon E-Systems, Inc (USA)
43481 Coast/advanced Chip Magnetics, Inc. (USA)
PEI 7525 Precision Electronics, Inc (USA)
021-0221 PRIMARY "leightner Electronics, Inc." Dba Leightner Electronics Inc (USA)
C16740 Electronic Transformer Corp Div Electronic Transformer Corporation (USA)
Related Parts
3510-00-118-2314INTERCHANGEABLE
RETAINER,DOOR LATCH
02 10221
5330-00-421-7935INTERCHANGEABLE
GASKET
43481
4030-01-589-6348INTERCHANGEABLE
SHACKLE
12759-01046

Frequently Asked Questions

What is NSN 5950-01-150-6455?

NSN 5950-01-150-6455 is a Transformer,power, manufactured by "leightner Electronics, Inc." Dba Leightner Electronics Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-150-6455?

NSN 5950-01-150-6455 has 5 cross-referenced part numbers: TF-Y0016-001 (Raytheon E-Systems, Inc), 43481 (Coast/advanced Chip Magnetics, Inc.), PEI 7525 (Precision Electronics, Inc), 021-0221 ("leightner Electronics, Inc." Dba Leightner Electronics Inc), C16740 (Electronic Transformer Corp Div Electronic Transformer Corporation).

What NSN replaces 5950-01-150-6455?

There are 3 known substitutes for 5950-01-150-6455: 3510-00-118-2314, 5330-00-421-7935, 4030-01-589-6348. Verify interchangeability with system specifications before substitution.

What are the specifications of 021-0221?

Key specifications for 021-0221: Reliability Indicator: NOT ESTABLISHED; Winding Operating Voltage: 12.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Terminal Type and Quantity: 6 TURRET; Body Length: 2.562 INCHES MAXIMUM IN. 18 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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