PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12529Transformer,pulse

Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems · NSN 5950-00-421-9089 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-421-9089 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-421-9089. Primary manufacturer part number: 12529.
Features
  • Transformer,pulse — FSC 5950
  • Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP
  • Inductance Rating: 1.60 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Mounting Facility Quantity: 1 SINGLE GROUP
  • Mounting Hole Diameter: 0.125 INCHES NOMINAL SINGLE GROUP IN
  • Reliability Indicator: NOT ESTABLISHED
  • Body Length: 0.750 INCHES MAXIMUM IN
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,pulse, cataloged under National Stock Number 5950-00-421-9089, 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 13 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-421-9089
Primary Part Number12529
Item NameTransformer,pulse
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerOeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
StatusACTIVE
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Inductance Rating1.60 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Mounting Facility Quantity1 SINGLE GROUP
Mounting Hole Diameter0.125 INCHES NOMINAL SINGLE GROUP IN
Reliability IndicatorNOT ESTABLISHED
Body Length0.750 INCHES MAXIMUM IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Inductance Rating6.40 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Inclosure TypeFULLY INCLOSED
Body Outside Diameter1.280 INCHES MAXIMUM IN
DC Resistance Rating in Ohms1.110 SINGLE COMPONENT SINGLE PRIMARY
Terminal Type and Quantity4 TURRET
DC Resistance Rating in Ohms0.100 SINGLE COMPONENT SINGLE SECONDARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5995-00-237-003118526 INTERCHANGEABLE
Lead,electrical
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
4820-00-431-165312529 INTERCHANGEABLE
Seat,valve
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division
3120-01-070-71601252-9 INTERCHANGEABLE
Bearing,plain,rod End
Tyee Aircraft Inc Div Tyee Aircraft
5840-01-143-7039 INTERCHANGEABLE
Cup,anode
5985-01-500-5822RPR144 2/HARDWARE INTERCHANGEABLE
Cover,antenna Element
Cpi Satcom & Antenna Technologies Inc.
6515-01-575-3816J0084HR INTERCHANGEABLE
Trimmer,animal Toenail
Jorgensen Laboratories, Inc. Dba Jorgensen Laboratories Inc
5360-01-628-499412529 INTERCHANGEABLE
Spring,helical,compression
Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
12529 PRIMARY Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems (USA)
PS76037-1 Rockwell Collins, Inc. Dba Rc Displays Systems (USA)
Related Parts
5995-00-237-0031INTERCHANGEABLE
LEAD,ELECTRICAL
18526
4820-00-431-1653INTERCHANGEABLE
SEAT,VALVE
12529
3120-01-070-7160INTERCHANGEABLE
BEARING,PLAIN,ROD END
1252-9
5840-01-143-7039INTERCHANGEABLE
CUP,ANODE
5985-01-500-5822INTERCHANGEABLE
COVER,ANTENNA ELEMENT
RPR144 2/HARDWARE
6515-01-575-3816INTERCHANGEABLE
TRIMMER,ANIMAL TOENAIL
J0084HR
5360-01-628-4994INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
12529

Frequently Asked Questions

What is NSN 5950-00-421-9089?

NSN 5950-00-421-9089 is a Transformer,pulse, 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 5950-00-421-9089?

NSN 5950-00-421-9089 has 2 cross-referenced part numbers: 12529 (Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems), PS76037-1 (Rockwell Collins, Inc. Dba Rc Displays Systems).

What NSN replaces 5950-00-421-9089?

There are 7 known substitutes for 5950-00-421-9089: 5995-00-237-0031, 4820-00-431-1653, 3120-01-070-7160 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12529?

Key specifications for 12529: Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP; Inductance Rating: 1.60 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Mounting Facility Quantity: 1 SINGLE GROUP; Mounting Hole Diameter: 0.125 INCHES NOMINAL SINGLE GROUP IN. 14 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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