PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

68C40020Transformer,power Autotransforme

Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss) · NSN 5950-00-556-2598 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-556-2598 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-556-2598. Primary manufacturer part number: 68C40020.
Features
  • Transformer,power Autotransforme — FSC 5950
  • Body Height: 3.000 INCHES MAXIMUM IN
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Body Width: 3.062 INCHES MAXIMUM IN
  • Inclosure Type: FULLY INCLOSED
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Winding Operating Current: 26.8 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
  • Body Length: 3.250 INCHES MAXIMUM IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power Autotransforme, cataloged under National Stock Number 5950-00-556-2598, 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 Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss). Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-556-2598
Primary Part Number68C40020
Item NameTransformer,power Autotransforme
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerAir Force Lifecycle Management Center Electronic Components (aflcmc/ezss)
StatusACTIVE
Body Height3.000 INCHES MAXIMUM IN
Center to Center Distance Between Mounting Facilities Parallel to Length2.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Width3.062 INCHES MAXIMUM IN
Inclosure TypeFULLY INCLOSED
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Current26.8 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Body Length3.250 INCHES MAXIMUM IN
Frequency Rating380.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
Mounting Hole Diameter0.220 INCHES NOMINAL SINGLE GROUP IN
Winding Function and Quantity1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT
Winding Power Rating750.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE PRIMARY INPUT
Center to Center Distance Between Mounting Facilities Parallel to Width1.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage28.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT
Reliability IndicatorNOT ESTABLISHED
Mounting Facility Quantity4 SINGLE GROUP
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Terminal Type and Quantity3 THREADED STUD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3110-00-100-058241286 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
2915-00-109-7283102-1456 INTERCHANGEABLE
Pump Assembly,fuel
Hamilton Sundstrand Corporation
6930-00-397-208441286 INTERCHANGEABLE
Drum Assembly,numbe
Instruments and Flight Research, Inc.
5930-00-578-27351021456 INTERCHANGEABLE
Switch,sensitive
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
2915-00-632-058441286 INTERCHANGEABLE
Parts Kit,valve,cur
Meggitt North Hollywood Inc
6680-01-202-197641286 INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
6210-01-232-8573 INTERCHANGEABLE
Light Assembly,indicator
5962-01-236-669141286 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Div Rmd Strategic
Cross-Reference Index
Part NumberManufacturer
10-2145-6 The Boeing Company Div Defense (USA)
6130 Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems (USA)
41286 Coast/advanced Chip Magnetics, Inc. (USA)
68C40020 PRIMARY Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss) (USA)
Related Parts
3110-00-100-0582INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
41286
2915-00-109-7283INTERCHANGEABLE
PUMP ASSEMBLY,FUEL
102-1456
6930-00-397-2084INTERCHANGEABLE
DRUM ASSEMBLY,NUMBE
41286
5930-00-578-2735INTERCHANGEABLE
SWITCH,SENSITIVE
1021456
2915-00-632-0584INTERCHANGEABLE
PARTS KIT,VALVE,CUR
41286
6680-01-202-1976INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
41286
6210-01-232-8573INTERCHANGEABLE
LIGHT ASSEMBLY,INDICATOR
5962-01-236-6691INTERCHANGEABLE
MICROCIRCUIT,MEMORY
41286

Frequently Asked Questions

What is NSN 5950-00-556-2598?

NSN 5950-00-556-2598 is a Transformer,power Autotransforme, manufactured by Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss), classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-556-2598?

NSN 5950-00-556-2598 has 4 cross-referenced part numbers: 10-2145-6 (The Boeing Company Div Defense), 6130 (Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems), 41286 (Coast/advanced Chip Magnetics, Inc.), 68C40020 (Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss)).

What NSN replaces 5950-00-556-2598?

There are 8 known substitutes for 5950-00-556-2598: 3110-00-100-0582, 2915-00-109-7283, 6930-00-397-2084 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 68C40020?

Key specifications for 68C40020: Body Height: 3.000 INCHES MAXIMUM IN; Center to Center Distance Between Mounting Facilities Parallel to Length: 2.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Body Width: 3.062 INCHES MAXIMUM IN; Inclosure Type: FULLY INCLOSED. 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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