PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

28898Transformer,power

Saga Engineering Corp · NSN 5950-00-421-0996 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-421-0996 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-421-0996. Primary manufacturer part number: 28898.
Features
  • Transformer,power — FSC 5950
  • Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 4.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Winding Operating Current: 500.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
  • Mounting Method: THREADED STUD(S) SINGLE GROUP
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Inclosure Type: HERMETICALLY SEALED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-421-0996, 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 Saga Engineering Corp. Government technical data includes 19 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-421-0996
Primary Part Number28898
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerSaga Engineering Corp
StatusACTIVE
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Center to Center Distance Between Mounting Facilities Parallel to Length4.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Current500.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Inclosure TypeHERMETICALLY SEALED
Terminal Type and Quantity9 TAB, SOLDER LUG
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Length6.000 INCHES NOMINAL IN
Thread Quantity Per Inch20 SINGLE GROUP
Nominal Thread Size0.250 INCHES SINGLE GROUP IN
Winding Operating Voltage20.25 AC VOLTS NOMINAL OR 40.50 AC VOLTS NOMINAL OR 51.00 AC VOLTS NOMINAL OR 54.00 AC VOLTS NOMINAL OR 57.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Reliability IndicatorNOT ESTABLISHED
Body Width4.625 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Frequency Rating50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Height4.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5306-00-038-106728898 INTERCHANGEABLE
Bolt,machine
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5905-00-087-6592 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
4510-00-140-3856 INTERCHANGEABLE
Seal Ring,closet Bowl Flange
3110-00-365-4766365970-1 INTERCHANGEABLE
Bearing,ball,annular
Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix
4710-00-837-7518 INTERCHANGEABLE
Tube Assembly,metal
6610-00-924-078240619 INTERCHANGEABLE
Clamp,servo
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
4820-01-142-42362573-050-122 INTERCHANGEABLE
Disk,valve
Velan Valve Corp.
3010-01-154-1154200-649G1ANDG2 INTERCHANGEABLE
Head,port
Biomarine Inc
6508-01-288-228040619 INTERCHANGEABLE
Emollient Oil
Beiersdorf Inc
5998-01-457-5118406-19 INTERCHANGEABLE
Electronic Components Assembly
Ems Technologies Inc Div Defense & Space Systems
Cross-Reference Index
Part NumberManufacturer
28898 Saga Engineering Corp (USA)
28898 Data Products Corp (USA)
40619 Square D Co Epe/topaz (USA)
5502-52 Raytheon Company Div Rmd Strategic (USA)
Related Parts
5306-00-038-1067INTERCHANGEABLE
BOLT,MACHINE
28898
5905-00-087-6592INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
4510-00-140-3856INTERCHANGEABLE
SEAL RING,CLOSET BOWL FLANGE
3110-00-365-4766INTERCHANGEABLE
BEARING,BALL,ANNULAR
365970-1
4710-00-837-7518INTERCHANGEABLE
TUBE ASSEMBLY,METAL
6610-00-924-0782INTERCHANGEABLE
CLAMP,SERVO
40619
4820-01-142-4236INTERCHANGEABLE
DISK,VALVE
2573-050-122
3010-01-154-1154INTERCHANGEABLE
HEAD,PORT
200-649G1ANDG2
6508-01-288-2280INTERCHANGEABLE
EMOLLIENT OIL
40619
5998-01-457-5118INTERCHANGEABLE
ELECTRONIC COMPONENTS ASSEMBLY
406-19
5940-01-669-1164INTERCHANGEABLE
TERMINAL JUNCTION BLOCK,SECTIONA
40619

Frequently Asked Questions

What is NSN 5950-00-421-0996?

NSN 5950-00-421-0996 is a Transformer,power, manufactured by Saga Engineering Corp, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-421-0996?

NSN 5950-00-421-0996 has 4 cross-referenced part numbers: 28898 (Saga Engineering Corp), 28898 (Data Products Corp), 40619 (Square D Co Epe/topaz), 5502-52 (Raytheon Company Div Rmd Strategic).

What NSN replaces 5950-00-421-0996?

There are 11 known substitutes for 5950-00-421-0996: 5306-00-038-1067, 5905-00-087-6592, 4510-00-140-3856 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 28898?

Key specifications for 28898: Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Center to Center Distance Between Mounting Facilities Parallel to Length: 4.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Winding Operating Current: 500.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY; Mounting Method: THREADED STUD(S) SINGLE GROUP. 19 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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