PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

101951Transformer,power

Spx Corporation · NSN 5950-01-265-5938 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-265-5938 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-265-5938. Primary manufacturer part number: 101951.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Inclosure Type: FULLY INCLOSED
  • Winding Operating Voltage: 12.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Frequency Rating: 50.0 HERTZ NOMINAL OR 60.0 HERTZ NOMINAL SINGLE COMPONENT
  • Terminal Type and Quantity: 4 WIRE LEAD
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY 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 5950-01-265-5938, 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 Spx Corporation. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5950-01-265-5938
Primary Part Number101951
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerSpx Corporation
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Inclosure TypeFULLY INCLOSED
Winding Operating Voltage12.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Frequency Rating50.0 HERTZ NOMINAL OR 60.0 HERTZ NOMINAL SINGLE COMPONENT
Terminal Type and Quantity4 WIRE LEAD
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Maximum Transformer Power Rating10.0 VOLT-AMPERE SINGLE COMPONENT
Winding Operating Voltage120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5930-00-457-731310-1951 INTERCHANGEABLE
Switch,rotary
Janco Corporation Dba Janco Corp Div Mason Controls
1270-00-606-7270101951 INTERCHANGEABLE
Bracket Assy
Teledyne Brown Engineering, Inc. Dba Teledyne Advanced Electronic Solutions Div Teledyne Advanced Electronic Solutions
6210-00-669-6540 INTERCHANGEABLE
Lens,light
5915-00-710-1951 INTERCHANGEABLE
Filter,band Pass
2920-00-909-248310929868 INTERCHANGEABLE
Generator,engine Accessory
U S Army Tank Automotive Command Amsta-Im-Mm
5355-01-132-5641AB30026948 INTERCHANGEABLE
Knob
Transicoil Llc Dba Ads Transicoil Div Transicoil
Cross-Reference Index
Part NumberManufacturer
101951 PRIMARY Spx Corporation (USA)
Related Parts
5930-00-457-7313INTERCHANGEABLE
SWITCH,ROTARY
10-1951
1270-00-606-7270INTERCHANGEABLE
BRACKET ASSY
101951
6210-00-669-6540INTERCHANGEABLE
LENS,LIGHT
5915-00-710-1951INTERCHANGEABLE
FILTER,BAND PASS
2920-00-909-2483INTERCHANGEABLE
GENERATOR,ENGINE ACCESSORY
10929868
5355-01-132-5641INTERCHANGEABLE
KNOB
AB30026948

Frequently Asked Questions

What is NSN 5950-01-265-5938?

NSN 5950-01-265-5938 is a Transformer,power, manufactured by Spx Corporation, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-265-5938?

NSN 5950-01-265-5938 has 1 cross-referenced part number: 101951 (Spx Corporation).

What NSN replaces 5950-01-265-5938?

There are 6 known substitutes for 5950-01-265-5938: 5930-00-457-7313, 1270-00-606-7270, 6210-00-669-6540 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 101951?

Key specifications for 101951: Reliability Indicator: NOT ESTABLISHED; Inclosure Type: FULLY INCLOSED; Winding Operating Voltage: 12.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT. 9 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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