PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

531031Transformer,power

Pacific Electronic Enterprises Inc · NSN 5950-01-103-8907 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-103-8907 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-103-8907. Primary manufacturer part number: 531031.
Features
  • Transformer,power — FSC 5950
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Mounting Hole Diameter: 0.281 INCHES NOMINAL SINGLE GROUP IN
  • Body Length: 5.250 INCHES NOMINAL IN
  • Terminal Type and Quantity: 11 TAB, SOLDER LUG
  • Frequency Rating: 47.0 HERTZ MINIMUM AND 500.0 HERTZ MAXIMUM SINGLE COMPONENT
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Winding Operating Voltage: 110.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL PRIMARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-103-8907, 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 Pacific Electronic Enterprises Inc. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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
NSN5950-01-103-8907
Primary Part Number531031
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerPacific Electronic Enterprises Inc
StatusACTIVE
Mounting Facility Quantity4 SINGLE GROUP
Mounting Hole Diameter0.281 INCHES NOMINAL SINGLE GROUP IN
Body Length5.250 INCHES NOMINAL IN
Terminal Type and Quantity11 TAB, SOLDER LUG
Frequency Rating47.0 HERTZ MINIMUM AND 500.0 HERTZ MAXIMUM SINGLE COMPONENT
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Voltage110.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL PRIMARY
Winding Operating Voltage48.00 AC VOLTS NOMINAL AND 54.00 AC VOLTS NOMINAL AND 74.00 AC VOLTS NOMINAL AND 80.00 AC VOLTS NOMINAL AND 128.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Length4.380 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Width4.380 INCHES NOMINAL IN
Winding Function and Quantity2 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Inclosure TypeOPEN
Reliability IndicatorNOT ESTABLISHED
Maximum Operating Temp105.0 CELSIUS DEGC
Center to Center Distance Between Mounting Facilities Parallel to Width3.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5895-01-157-9327531031 INTERCHANGEABLE
Driver Assembly
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
4720-01-417-5872 INTERCHANGEABLE
Hose Assembly,nonmetallic
5945-01-722-5408531031 INTERCHANGEABLE
Relay,control-Monitoring
Getinge Usa Sales, Llc
Cross-Reference Index
Part NumberManufacturer
531031 PRIMARY Pacific Electronic Enterprises Inc (USA)
531031A Pacific Electronic Enterprises Inc (USA)
Related Parts
5895-01-157-9327INTERCHANGEABLE
DRIVER ASSEMBLY
531031
4720-01-417-5872INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
5945-01-722-5408INTERCHANGEABLE
RELAY,CONTROL-MONITORING
531031

Frequently Asked Questions

What is NSN 5950-01-103-8907?

NSN 5950-01-103-8907 is a Transformer,power, manufactured by Pacific Electronic Enterprises Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-103-8907?

NSN 5950-01-103-8907 has 2 cross-referenced part numbers: 531031 (Pacific Electronic Enterprises Inc), 531031A (Pacific Electronic Enterprises Inc).

What NSN replaces 5950-01-103-8907?

There are 3 known substitutes for 5950-01-103-8907: 5895-01-157-9327, 4720-01-417-5872, 5945-01-722-5408. Verify interchangeability with system specifications before substitution.

What are the specifications of 531031?

Key specifications for 531031: Mounting Facility Quantity: 4 SINGLE GROUP; Mounting Hole Diameter: 0.281 INCHES NOMINAL SINGLE GROUP IN; Body Length: 5.250 INCHES NOMINAL IN; Terminal Type and Quantity: 11 TAB, SOLDER LUG. 17 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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