PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-D-623916Transformer,power

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5950-00-778-8649 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-778-8649 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-778-8649. Primary manufacturer part number: SM-D-623916.
Features
  • Transformer,power — FSC 5950
  • Features Provided: COLOR CODED LEAD
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 8.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 4.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Mounting Method: SLOT SINGLE GROUP
  • Body Height: 6.500 INCHES MAXIMUM IN
  • Winding Operating Voltage: 115.00 AC VOLTS NOMINAL AND 230.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL PRIMARY
  • Mounting Facility Quantity: 4 SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-778-8649, 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 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 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
NSN5950-00-778-8649
Primary Part NumberSM-D-623916
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Features ProvidedCOLOR CODED LEAD
Center to Center Distance Between Mounting Facilities Parallel to Length8.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Width4.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodSLOT SINGLE GROUP
Body Height6.500 INCHES MAXIMUM IN
Winding Operating Voltage115.00 AC VOLTS NOMINAL AND 230.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL PRIMARY
Mounting Facility Quantity4 SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Winding Function and Quantity2 PRIMARY AND 4 SECONDARY SINGLE COMPONENT
Winding Operating Voltage49.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY
Winding Operating Current50.0 AMPERES AC MAXIMUM SINGLE COMPONENT ALL SECONDARY
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting Slot Width0.312 INCHES NOMINAL SINGLE GROUP IN
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Terminal Type and Quantity2 WIRE HOOK AND 28 WIRE LEAD AND 2 WIRE LEAD W/LUG
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5305-00-017-9862 INTERCHANGEABLE
Screw,cap,hexagon Head
5910-00-078-4186 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
5999-00-180-2808121-001 INTERCHANGEABLE
Clip,electrical
Littelfuse, Inc.
4820-00-885-161012100-1 INTERCHANGEABLE
Valve Assembly
Bahr Machine Company Inc Dba Bahr Machine Co
6350-01-045-605612100-1 INTERCHANGEABLE
Processor,surveillance Data
General Nucleonics, Inc. Dba General Nucleonics Inc
4820-01-160-497712-1001 INTERCHANGEABLE
Valve,pressure Actuated Drain
Aerocontrolex Group, Inc. Dba Aero Fluid Products
5910-01-196-3234121-001 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
Panametrics Llc
4320-01-235-063052240 INTERCHANGEABLE
Pump,centrifugal
Marco Seattle Inc Dba Marco
6625-01-266-5934 INTERCHANGEABLE
Generator,pulse
5930-01-302-5996411161-8 INTERCHANGEABLE
Switch,push
Aimtron Systems, Llc
Cross-Reference Index
Part NumberManufacturer
121001 Electronic Transformer Corp Div Electronic Transformer Corporation (USA)
SM-D-623916 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
PEI6748 Precision Electronics, Inc (USA)
5950007788649 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
52240 Opt Industries Inc Div of Electronika Inc (USA)
41918 Freed Transformer Co (USA)
Related Parts
5305-00-017-9862INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5910-00-078-4186INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
5999-00-180-2808INTERCHANGEABLE
CLIP,ELECTRICAL
121-001
4820-00-885-1610INTERCHANGEABLE
VALVE ASSEMBLY
12100-1
6350-01-045-6056INTERCHANGEABLE
PROCESSOR,SURVEILLANCE DATA
12100-1
4820-01-160-4977INTERCHANGEABLE
VALVE,PRESSURE ACTUATED DRAIN
12-1001
5910-01-196-3234INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
121-001
4320-01-235-0630INTERCHANGEABLE
PUMP,CENTRIFUGAL
52240
6625-01-266-5934INTERCHANGEABLE
GENERATOR,PULSE
5930-01-302-5996INTERCHANGEABLE
SWITCH,PUSH
411161-8
5975-01-339-7078INTERCHANGEABLE
BUSHING,STRAIN RELIEF,CABLE
121-001
3040-01-436-0145INTERCHANGEABLE
SHAFT,SHOULDERED
A-800-12526-0401

Frequently Asked Questions

What is NSN 5950-00-778-8649?

NSN 5950-00-778-8649 is a Transformer,power, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-778-8649?

NSN 5950-00-778-8649 has 6 cross-referenced part numbers: 121001 (Electronic Transformer Corp Div Electronic Transformer Corporation), SM-D-623916 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), PEI6748 (Precision Electronics, Inc), 5950007788649 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), 52240 (Opt Industries Inc Div of Electronika Inc) and 1 more.

What NSN replaces 5950-00-778-8649?

There are 12 known substitutes for 5950-00-778-8649: 5305-00-017-9862, 5910-00-078-4186, 5999-00-180-2808 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-D-623916?

Key specifications for SM-D-623916: Features Provided: COLOR CODED LEAD; Center to Center Distance Between Mounting Facilities Parallel to Length: 8.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Overall Width: 6.500 INCHES MAXIMUM IN; Center to Center Distance Between Mounting Facilities Parallel to Width: 4.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 18 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