PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

121445Transformer,audio Frequency

Engineered Magnetics, Inc. Dba Engineered Magnetics · NSN 5950-01-098-3262 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-098-3262 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-098-3262. Primary manufacturer part number: 121445.
Features
  • Transformer,audio Frequency — FSC 5950
  • Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP
  • Body Outside Diameter: 0.625 INCHES MAXIMUM IN
  • Frequency Rating: 12.0 KILOHERTZ NOMINAL SINGLE COMPONENT
  • Mounting Hole Diameter: 0.125 INCHES MINIMUM SINGLE GROUP IN
  • Inclosure Type: OPEN
  • Mounting Facility Quantity: 1 SINGLE GROUP
  • Maximum Operating Temp: 95.0 CELSIUS DEGC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-01-098-3262, 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 Engineered Magnetics, Inc. Dba Engineered Magnetics. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-098-3262
Primary Part Number121445
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerEngineered Magnetics, Inc. Dba Engineered Magnetics
StatusACTIVE
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Body Outside Diameter0.625 INCHES MAXIMUM IN
Frequency Rating12.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Mounting Hole Diameter0.125 INCHES MINIMUM SINGLE GROUP IN
Inclosure TypeOPEN
Mounting Facility Quantity1 SINGLE GROUP
Maximum Operating Temp95.0 CELSIUS DEGC
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Winding Operating Current7.5 AMPERES AC MAXIMUM SINGLE COMPONENT ALL SECONDARY
Terminal Type and Quantity7 WIRE LEAD
Body Length0.300 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5120-01-468-570912144-5 INTERCHANGEABLE
Handle,socket Wrench
B.w. Elliott Manufacturing Co., Llc
5365-01-530-80771212061 INTERCHANGEABLE
Shim
Caterpillar Inc Div Caterpillar Defense
5310-01-560-063360064 INTERCHANGEABLE
Washer,seal
Apm Hexseal Corp
Cross-Reference Index
Part NumberManufacturer
121206-1 Engineered Magnetics, Inc. Dba Engineered Magnetics (USA)
121445 PRIMARY Engineered Magnetics, Inc. Dba Engineered Magnetics (USA)
Related Parts
5120-01-468-5709INTERCHANGEABLE
HANDLE,SOCKET WRENCH
12144-5
5365-01-530-8077INTERCHANGEABLE
SHIM
1212061
5310-01-560-0633INTERCHANGEABLE
WASHER,SEAL
60064

Frequently Asked Questions

What is NSN 5950-01-098-3262?

NSN 5950-01-098-3262 is a Transformer,audio Frequency, manufactured by Engineered Magnetics, Inc. Dba Engineered Magnetics, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-098-3262?

NSN 5950-01-098-3262 has 2 cross-referenced part numbers: 121206-1 (Engineered Magnetics, Inc. Dba Engineered Magnetics), 121445 (Engineered Magnetics, Inc. Dba Engineered Magnetics).

What NSN replaces 5950-01-098-3262?

There are 3 known substitutes for 5950-01-098-3262: 5120-01-468-5709, 5365-01-530-8077, 5310-01-560-0633. Verify interchangeability with system specifications before substitution.

What are the specifications of 121445?

Key specifications for 121445: Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP; Body Outside Diameter: 0.625 INCHES MAXIMUM IN; Frequency Rating: 12.0 KILOHERTZ NOMINAL SINGLE COMPONENT; Mounting Hole Diameter: 0.125 INCHES MINIMUM SINGLE GROUP IN. 12 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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