PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12498Transformer,power

Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems · NSN 5950-00-438-6522 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-438-6522 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-438-6522. Primary manufacturer part number: 12498.
Features
  • Transformer,power — FSC 5950
  • Winding Operating Voltage: 4.14 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
  • Winding Operating Voltage: 24.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Mounting Facility Quantity: 1 SINGLE GROUP
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Body Length: 0.400 INCHES MAXIMUM IN
  • Winding Operating Voltage: 32.70 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
  • Inclosure Type: FULLY INCLOSED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-438-6522, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5950-00-438-6522
Primary Part Number12498
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerOeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
StatusACTIVE
Winding Operating Voltage4.14 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Winding Operating Voltage24.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Mounting Facility Quantity1 SINGLE GROUP
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Length0.400 INCHES MAXIMUM IN
Winding Operating Voltage32.70 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Inclosure TypeFULLY INCLOSED
Overall Diameter0.750 INCHES MAXIMUM IN
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Frequency Rating7.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Body Outside Diameter0.750 INCHES MAXIMUM IN
Mounting Hole Diameter0.109 INCHES MINIMUM AND 0.115 INCHES MAXIMUM SINGLE GROUP IN
Terminal Type and Quantity9 TURRET
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5133-00-232-8142 INTERCHANGEABLE
Drill,twist
4720-00-895-983112498 INTERCHANGEABLE
Hose Assembly,metallic
Senior Operations Llc Dba Metal Bellows Div Metal Bellows
5330-01-052-11241249-8 INTERCHANGEABLE
Packing,preformed
Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
5330-01-125-4370S15-226 INTERCHANGEABLE
Seal,plain
Bal Seal Engineering, Inc.
6150-01-258-403612498 INTERCHANGEABLE
Cable Assembly,special Purpose,e
The First Electronics Corporation
5307-01-267-121412498 INTERCHANGEABLE
Stud,plain
Westerbeke Corporation
1680-01-417-807412498 INTERCHANGEABLE
Center Trim Plate,aircraft
Safran Cabin Inc Dba C & D Zodiac Inc
5120-01-431-1900TR-98 INTERCHANGEABLE
Wrench,tap and Reamer
Stanley Tools Div of Stanley Works
5340-01-498-6330 INTERCHANGEABLE
Hinge,butt
5306-01-513-5964 INTERCHANGEABLE
Bolt,valve
Cross-Reference Index
Part NumberManufacturer
H957-1 Payne Magnetics, Inc. (USA)
PS76036-1 Rockwell Collins, Inc. Dba Rc Displays Systems (USA)
12498 PRIMARY Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems (USA)
Related Parts
5133-00-232-8142INTERCHANGEABLE
DRILL,TWIST
4720-00-895-9831INTERCHANGEABLE
HOSE ASSEMBLY,METALLIC
12498
5330-01-052-1124INTERCHANGEABLE
PACKING,PREFORMED
1249-8
5330-01-125-4370INTERCHANGEABLE
SEAL,PLAIN
S15-226
6150-01-258-4036INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
12498
5307-01-267-1214INTERCHANGEABLE
STUD,PLAIN
12498
1680-01-417-8074INTERCHANGEABLE
CENTER TRIM PLATE,AIRCRAFT
12498
5120-01-431-1900INTERCHANGEABLE
WRENCH,TAP AND REAMER
TR-98
5340-01-498-6330INTERCHANGEABLE
HINGE,BUTT
5306-01-513-5964INTERCHANGEABLE
BOLT,VALVE
3020-01-516-6875INTERCHANGEABLE
GEAR,BEVEL
PA5210Y-P
6240-01-564-0631INTERCHANGEABLE
COVER,LAMP
12498

Frequently Asked Questions

What is NSN 5950-00-438-6522?

NSN 5950-00-438-6522 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 5950-00-438-6522?

NSN 5950-00-438-6522 has 3 cross-referenced part numbers: H957-1 (Payne Magnetics, Inc.), PS76036-1 (Rockwell Collins, Inc. Dba Rc Displays Systems), 12498 (Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems).

What NSN replaces 5950-00-438-6522?

There are 12 known substitutes for 5950-00-438-6522: 5133-00-232-8142, 4720-00-895-9831, 5330-01-052-1124 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12498?

Key specifications for 12498: Winding Operating Voltage: 4.14 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY; Winding Operating Voltage: 24.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Mounting Facility Quantity: 1 SINGLE GROUP; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT. 15 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