PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2520885PC1Transformer,power

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5950-00-766-8546 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-766-8546 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-766-8546. Primary manufacturer part number: 2520885PC1.
Features
  • Transformer,power — FSC 5950
  • Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
  • Inclosure Type: PARTIALLY INCLOSED, DOUBLE SHELL
  • Winding Operating Voltage: 109.25 AC VOLTS NOMINAL AND 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Terminal Type and Quantity: 9 TAB, SOLDER LUG
  • Winding Operating Current: 3.1 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
  • Body Width: 4.250 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-766-8546, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 19 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
NSN5950-00-766-8546
Primary Part Number2520885PC1
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Inclosure TypePARTIALLY INCLOSED, DOUBLE SHELL
Winding Operating Voltage109.25 AC VOLTS NOMINAL AND 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Mounting Facility Quantity4 SINGLE GROUP
Terminal Type and Quantity9 TAB, SOLDER LUG
Winding Operating Current3.1 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Body Width4.250 INCHES NOMINAL IN
Winding Operating Current350.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Frequency Rating57.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Length3.376 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Height4.250 INCHES NOMINAL IN
Body Length3.250 INCHES NOMINAL IN
Winding Shielding MethodCORE GROUNDED TO INCLOSURE SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width2.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Reliability IndicatorNOT ESTABLISHED
Mounting MethodFLANGE AND SLOT SINGLE GROUP
Mounting Slot Width0.183 INCHES NOMINAL SINGLE GROUP IN
Winding Operating Voltage56.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5998-00-081-7768 INTERCHANGEABLE
Circuit Card Assembly
5945-00-258-9852SMC144572 INTERCHANGEABLE
Relay,electromagnetic
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5110-00-268-129250-10957 INTERCHANGEABLE
Reamer,hand
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
2030-00-399-49024503 INTERCHANGEABLE
Chain Section
Jeffrey Chain L.p.
5360-00-446-87984503 INTERCHANGEABLE
Spring,helical,compression
Northrop Grumman Systems Corporation Div Marine Systems
6240-00-539-8412 INTERCHANGEABLE
Lamp,incandescent
3040-00-767-7206 INTERCHANGEABLE
Worm Shaft
5999-00-828-90075682-41 INTERCHANGEABLE
Clip,electrical
Cooper Bussmann, Llc Dba Cooper Industries
7330-00-969-03804503 INTERCHANGEABLE
Plate,meat Grinder
Middleby Marshall Inc Conveyor Ovens and Mixers Div
4930-01-005-378713217E3059 INTERCHANGEABLE
Harness Assembly,vehicular
Cecom Lr Center
Cross-Reference Index
Part NumberManufacturer
2520885PC1 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
4503 Signal Transformer Co Inc (USA)
Related Parts
5998-00-081-7768INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5945-00-258-9852INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
SMC144572
5110-00-268-1292INTERCHANGEABLE
REAMER,HAND
50-10957
2030-00-399-4902INTERCHANGEABLE
CHAIN SECTION
4503
5360-00-446-8798INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
4503
6240-00-539-8412INTERCHANGEABLE
LAMP,INCANDESCENT
3040-00-767-7206INTERCHANGEABLE
WORM SHAFT
5999-00-828-9007INTERCHANGEABLE
CLIP,ELECTRICAL
5682-41
7330-00-969-0380INTERCHANGEABLE
PLATE,MEAT GRINDER
4503
4930-01-005-3787INTERCHANGEABLE
HARNESS ASSEMBLY,VEHICULAR
13217E3059
5985-01-096-1610INTERCHANGEABLE
ATTENUATOR,FIXED
4503
5950-01-172-2292INTERCHANGEABLE
TRANSFORMER,POWER
4503

Frequently Asked Questions

What is NSN 5950-00-766-8546?

NSN 5950-00-766-8546 is a Transformer,power, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-766-8546?

NSN 5950-00-766-8546 has 2 cross-referenced part numbers: 2520885PC1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 4503 (Signal Transformer Co Inc).

What NSN replaces 5950-00-766-8546?

There are 12 known substitutes for 5950-00-766-8546: 5998-00-081-7768, 5945-00-258-9852, 5110-00-268-1292 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2520885PC1?

Key specifications for 2520885PC1: Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT; Inclosure Type: PARTIALLY INCLOSED, DOUBLE SHELL; Winding Operating Voltage: 109.25 AC VOLTS NOMINAL AND 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Mounting Facility Quantity: 4 SINGLE GROUP. 19 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com