PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3149634-1Transformer,power

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5950-01-122-7276 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-122-7276 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-122-7276. Primary manufacturer part number: 3149634-1.
Features
  • Transformer,power — FSC 5950
  • Body Length: 4.058 INCHES MAXIMUM IN
  • Body Height: 2.700 INCHES MAXIMUM IN
  • Winding Operating Current: 3.7 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
  • Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT
  • Mounting Method: FRICTION SINGLE GROUP
  • Input-Output Phase Relationship: THREE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Winding Operating Voltage: 13.50 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-122-7276, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, 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
NSN5950-01-122-7276
Primary Part Number3149634-1
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Body Length4.058 INCHES MAXIMUM IN
Body Height2.700 INCHES MAXIMUM IN
Winding Operating Current3.7 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Mounting MethodFRICTION SINGLE GROUP
Input-Output Phase RelationshipTHREE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Voltage13.50 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Terminal Type and Quantity10 SOLDER STUD
Reliability IndicatorNOT ESTABLISHED
Transformer Winding Connection TypeDELTA-DELTA
Winding Shielding MethodINTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Body Width2.167 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4720-00-067-6756FT3078 INTERCHANGEABLE
Hose,air Duct
Flexible Technologies Inc
4820-00-494-186674999117-7 INTERCHANGEABLE
Disk,valve
Kalmar AC Inc
5310-00-828-47821466 INTERCHANGEABLE
Washer,shouldered
Federal Screw Products, Inc.
4730-00-988-839070-1611 INTERCHANGEABLE
Clamp,hose
Department of Defense Project Manager-Mobile Electric Power
6530-01-320-75095648 INTERCHANGEABLE
Wrapper,sterilization
U S Dept of Veterans Affairs
9905-01-734-10305648 INTERCHANGEABLE
Sign
Bourne Group, Llc
Cross-Reference Index
Part NumberManufacturer
1054603-1 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
5648 Precision Electronics, Inc (USA)
5950PL1261978 Jednolity Indeks Materialowy - Uniform Material Index (POL)
1054603-001 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
3149634-1 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
1054603-1 Lockheed Martin Corporation Div Rms (USA)
3149634-1 Naval Sea Systems Command (USA)
Related Parts
4720-00-067-6756INTERCHANGEABLE
HOSE,AIR DUCT
FT3078
4820-00-494-1866INTERCHANGEABLE
DISK,VALVE
74999117-7
5310-00-828-4782INTERCHANGEABLE
WASHER,SHOULDERED
1466
4730-00-988-8390INTERCHANGEABLE
CLAMP,HOSE
70-1611
6530-01-320-7509INTERCHANGEABLE
WRAPPER,STERILIZATION
5648
9905-01-734-1030INTERCHANGEABLE
SIGN
5648

Frequently Asked Questions

What is NSN 5950-01-122-7276?

NSN 5950-01-122-7276 is a Transformer,power, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-122-7276?

NSN 5950-01-122-7276 has 7 cross-referenced part numbers: 1054603-1 (Lockheed Martin Corporation Div Rms - Mitchel Field), 5648 (Precision Electronics, Inc), 5950PL1261978 (Jednolity Indeks Materialowy - Uniform Material Index), 1054603-001 (Lockheed Martin Corporation Div Rms - Mitchel Field), 3149634-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier) and 2 more.

What NSN replaces 5950-01-122-7276?

There are 6 known substitutes for 5950-01-122-7276: 4720-00-067-6756, 4820-00-494-1866, 5310-00-828-4782 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3149634-1?

Key specifications for 3149634-1: Body Length: 4.058 INCHES MAXIMUM IN; Body Height: 2.700 INCHES MAXIMUM IN; Winding Operating Current: 3.7 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY; Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT. 15 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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