PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TYPE-21Transformer,power Autotransforme

Superior Electric Holding Group Llc Div Specialty Product Technologies · NSN 5950-00-051-8296 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-051-8296 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-051-8296. Primary manufacturer part number: TYPE-21.
Features
  • Transformer,power Autotransforme — FSC 5950
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 3.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Winding Function and Quantity: 1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT
  • Winding Operating Voltage: 0.00 AC VOLTS MINIMUM AND 120.00 AC VOLTS MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
  • Winding Operating Voltage: 120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT
  • Inclosure Type: PARTIALLY INCLOSED, HALF SHELL
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power Autotransforme, cataloged under National Stock Number 5950-00-051-8296, 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 Superior Electric Holding Group Llc Div Specialty Product Technologies. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5950-00-051-8296
Primary Part NumberTYPE-21
Item NameTransformer,power Autotransforme
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerSuperior Electric Holding Group Llc Div Specialty Product Technologies
StatusCANCELLED
Center to Center Distance Between Mounting Facilities Parallel to Length3.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Mounting Facility Quantity4 SINGLE GROUP
Winding Function and Quantity1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT
Winding Operating Voltage0.00 AC VOLTS MINIMUM AND 120.00 AC VOLTS MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Winding Operating Voltage120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT
Inclosure TypePARTIALLY INCLOSED, HALF SHELL
Body Width3.750 INCHES NOMINAL IN
Frequency Rating50.0 HERTZ NOMINAL OR 60.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Power Rating660.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Current5.5 AMPERES AC MAXIMUM AND 3.8 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Terminal Type and Quantity4 TAB, SOLDER LUG
Mounting Hole Diameter0.250 INCHES NOMINAL SINGLE GROUP IN
Reliability IndicatorNOT ESTABLISHED
Body Length4.563 INCHES NOMINAL IN
Body Height4.500 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Width3.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
3110-00-155-6403 INTERCHANGEABLE
Bearing,ball,annular
5330-00-487-8824623-12559-0 INTERCHANGEABLE
Seal,plain
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division
5360-00-703-4513192431 INTERCHANGEABLE
Spring,helical,compression
Woodward, Inc.
5950-00-836-3031890338-2 INTERCHANGEABLE
Transformer,power
Bae Systems Information and Electronic Systems Integration Inc.
5310-00-866-615110150987 INTERCHANGEABLE
Nut,plain,round
Us Army Aviation and Missile Command
5331-01-185-0355211012 INTERCHANGEABLE
O-Ring
Hynautic Inc Div of Sta-Rite Industries Inc
5995-01-589-823719243-1 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Science Applications International Corporation
Cross-Reference Index
Part NumberManufacturer
TYPE-21 PRIMARY Superior Electric Holding Group Llc Div Specialty Product Technologies (USA)
DP1480 Superior Electric Holding Group Llc Div Specialty Product Technologies (USA)
TYPE21 PRIMARY Superior Electric Holding Group Llc Div Specialty Product Technologies (USA)
21-1012 Superior Electric Holding Group Llc Div Specialty Product Technologies (USA)
192-431 Cmc Electronics Inc (CAN)
Related Parts
3110-00-155-6403INTERCHANGEABLE
BEARING,BALL,ANNULAR
5330-00-487-8824INTERCHANGEABLE
SEAL,PLAIN
623-12559-0
5360-00-703-4513INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
192431
5950-00-836-3031INTERCHANGEABLE
TRANSFORMER,POWER
890338-2
5310-00-866-6151INTERCHANGEABLE
NUT,PLAIN,ROUND
10150987
5331-01-185-0355INTERCHANGEABLE
O-RING
211012
5995-01-589-8237INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
19243-1

Frequently Asked Questions

What is NSN 5950-00-051-8296?

NSN 5950-00-051-8296 is a Transformer,power Autotransforme, manufactured by Superior Electric Holding Group Llc Div Specialty Product Technologies, classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-00-051-8296?

NSN 5950-00-051-8296 has 5 cross-referenced part numbers: TYPE-21 (Superior Electric Holding Group Llc Div Specialty Product Technologies), DP1480 (Superior Electric Holding Group Llc Div Specialty Product Technologies), TYPE21 (Superior Electric Holding Group Llc Div Specialty Product Technologies), 21-1012 (Superior Electric Holding Group Llc Div Specialty Product Technologies), 192-431 (Cmc Electronics Inc).

What NSN replaces 5950-00-051-8296?

There are 7 known substitutes for 5950-00-051-8296: 3110-00-155-6403, 5330-00-487-8824, 5360-00-703-4513 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of TYPE-21?

Key specifications for TYPE-21: Center to Center Distance Between Mounting Facilities Parallel to Length: 3.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP; Mounting Facility Quantity: 4 SINGLE GROUP; Winding Function and Quantity: 1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-00-051-8296 still in active supply?

NSN 5950-00-051-8296 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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