PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BIT-250-40Transformer,audio Frequency

Magnetika Inc · NSN 5950-01-011-9266 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-011-9266 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-011-9266. Primary manufacturer part number: BIT-250-40.
Features
  • Transformer,audio Frequency — FSC 5950
  • Impedance Rating in Ohms: 1500.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Body Outside Diameter: 0.250 INCHES NOMINAL IN
  • Maximum Transformer Power Rating: 75.0 MILLIWATTS SINGLE COMPONENT
  • Precious Material and Location: TERMINALS GOLD
  • Inclosure Type: HERMETICALLY SEALED
  • Frequency Rating: 1.0 KILOHERTZ NOMINAL SINGLE COMPONENT
  • Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-01-011-9266, 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 Magnetika Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-011-9266
Primary Part NumberBIT-250-40
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMagnetika Inc
StatusACTIVE
Impedance Rating in Ohms1500.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Outside Diameter0.250 INCHES NOMINAL IN
Maximum Transformer Power Rating75.0 MILLIWATTS SINGLE COMPONENT
Precious Material and LocationTERMINALS GOLD
Inclosure TypeHERMETICALLY SEALED
Frequency Rating1.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Terminal Type and Quantity7 WIRE LEAD
Mounting MethodTERMINAL SINGLE GROUP
Precious MaterialGOLD
Primary to Secondary Turn Ratio16.1 TO 1 TO 1 SINGLE COMPONENT
Body Length0.250 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Impedance Rating in Ohms150.0 NOMINAL SINGLE COMPONENT ALL SECONDARY
Maximum Operating Temp130.0 CELSIUS DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5950-01-146-7760 INTERCHANGEABLE
Transformer,audio Frequency
Cross-Reference Index
Part NumberManufacturer
ASB-275 United Transformer Corp Sub of Opt Industries Inc (USA)
ASB-275 Magnetika Inc (USA)
134515-1 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
BIT-250-40 United Transformer Corp Sub of Opt Industries Inc (USA)
BIT-250-40 PRIMARY Magnetika Inc (USA)
Related Parts
5950-01-146-7760INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY

Frequently Asked Questions

What is NSN 5950-01-011-9266?

NSN 5950-01-011-9266 is a Transformer,audio Frequency, manufactured by Magnetika Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-011-9266?

NSN 5950-01-011-9266 has 5 cross-referenced part numbers: ASB-275 (United Transformer Corp Sub of Opt Industries Inc), ASB-275 (Magnetika Inc), 134515-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), BIT-250-40 (United Transformer Corp Sub of Opt Industries Inc), BIT-250-40 (Magnetika Inc).

What NSN replaces 5950-01-011-9266?

There is 1 known substitute for 5950-01-011-9266: 5950-01-146-7760. Verify interchangeability with system specifications before substitution.

What are the specifications of BIT-250-40?

Key specifications for BIT-250-40: Impedance Rating in Ohms: 1500.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Body Outside Diameter: 0.250 INCHES NOMINAL IN; Maximum Transformer Power Rating: 75.0 MILLIWATTS SINGLE COMPONENT; Precious Material and Location: TERMINALS GOLD. 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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