PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12734Transformer,power

Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems · NSN 5950-00-175-7304 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-175-7304 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-175-7304. Primary manufacturer part number: 12734.
Features
  • Transformer,power — FSC 5950
  • Nominal Thread Size: 0.138 INCHES SINGLE GROUP IN
  • Inclosure Type: FULLY INCLOSED
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Winding Shielding Method: INTERNAL SHIELD GROUNDED TO CORE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
  • Winding Function and Quantity: 1 PRIMARY AND 8 SECONDARY SINGLE COMPONENT
  • Thread Quantity Per Inch: 32 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 5950-00-175-7304, 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 Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5950-00-175-7304
Primary Part Number12734
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerOeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
StatusACTIVE
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Inclosure TypeFULLY INCLOSED
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO CORE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 8 SECONDARY SINGLE COMPONENT
Thread Quantity Per Inch32 SINGLE GROUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Width1.700 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity21 WIRE LEAD
Body Width2.250 INCHES MAXIMUM IN
Body Length2.750 INCHES MAXIMUM IN
Center to Center Distance Between Mounting Facilities Parallel to Length1.625 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Body Height2.000 INCHES MAXIMUM IN
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5330-00-062-79914012734 INTERCHANGEABLE
Gasket
Funk Mfg Co Sub of Deere and Co
5310-00-148-471712734 INTERCHANGEABLE
Washer,flat
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5950-00-223-978312734 INTERCHANGEABLE
Coil,radio Frequency
Viking Technologies, Ltd.
2920-00-330-9137A2627 INTERCHANGEABLE
Drive,engine,electrical Starter
Purolator Products Co Div Motor Components, Llc
4930-00-816-5434 INTERCHANGEABLE
Nozzle,fuel and Oil Servicing
1620-00-874-180112734 INTERCHANGEABLE
Sleeve,cylinder
Saf Industries Llc Dba Saf Industries Llc Div Garkenyon
3010-01-008-209812734 INTERCHANGEABLE
Coupling,shaft,flexible
Armstrong S a Ltd
1730-01-144-826512734 INTERCHANGEABLE
Roller Assembly,tandum
Time Manufacturing Company Dba Time Manufacturing Company
5360-01-281-354712734 INTERCHANGEABLE
Spring,helical,compression
Itw Food Equipment Group Llc Dba Hobart Service
5365-01-316-287512734 INTERCHANGEABLE
Shim
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
226323-000 Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA)
12734 PRIMARY Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems (USA)
Related Parts
5330-00-062-7991INTERCHANGEABLE
GASKET
4012734
5310-00-148-4717INTERCHANGEABLE
WASHER,FLAT
12734
5950-00-223-9783INTERCHANGEABLE
COIL,RADIO FREQUENCY
12734
2920-00-330-9137INTERCHANGEABLE
DRIVE,ENGINE,ELECTRICAL STARTER
A2627
4930-00-816-5434INTERCHANGEABLE
NOZZLE,FUEL AND OIL SERVICING
1620-00-874-1801INTERCHANGEABLE
SLEEVE,CYLINDER
12734
3010-01-008-2098INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
12734
1730-01-144-8265INTERCHANGEABLE
ROLLER ASSEMBLY,TANDUM
12734
5360-01-281-3547INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
12734
5365-01-316-2875INTERCHANGEABLE
SHIM
12734
5940-01-360-6093INTERCHANGEABLE
TERMINAL BOARD
12734

Frequently Asked Questions

What is NSN 5950-00-175-7304?

NSN 5950-00-175-7304 is a Transformer,power, manufactured by Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-175-7304?

NSN 5950-00-175-7304 has 2 cross-referenced part numbers: 226323-000 (Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems), 12734 (Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems).

What NSN replaces 5950-00-175-7304?

There are 11 known substitutes for 5950-00-175-7304: 5330-00-062-7991, 5310-00-148-4717, 5950-00-223-9783 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12734?

Key specifications for 12734: Nominal Thread Size: 0.138 INCHES SINGLE GROUP IN; Inclosure Type: FULLY INCLOSED; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT; Mounting Facility Quantity: 4 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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