PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

66B24Transformer,audio Frequency

Hewlett-Packard Co Waltham Div · NSN 5950-00-518-1135 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-518-1135 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-518-1135. Primary manufacturer part number: 66B24.
Features
  • Transformer,audio Frequency — FSC 5950
  • Mounting Facility Quantity: 2 SINGLE GROUP
  • Inclosure Type: HERMETICALLY SEALED
  • Frequency Rating: 30.0 HERTZ MINIMUM AND 20.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
  • Body Length: 1.188 INCHES NOMINAL IN
  • Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
  • Distance Between Mounting Facility Centers: 0.688 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Terminal Type and Quantity: 8 TAB, SOLDER LUG
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-518-1135, 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 Hewlett-Packard Co Waltham Div. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5950-00-518-1135
Primary Part Number66B24
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerHewlett-Packard Co Waltham Div
StatusCANCELLED
Mounting Facility Quantity2 SINGLE GROUP
Inclosure TypeHERMETICALLY SEALED
Frequency Rating30.0 HERTZ MINIMUM AND 20.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Body Length1.188 INCHES NOMINAL IN
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Distance Between Mounting Facility Centers0.688 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity8 TAB, SOLDER LUG
Impedance Rating in Ohms50.0 NOMINAL AND 250.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Outside Diameter0.875 INCHES NOMINAL IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Impedance Rating in Ohms50.0 NOMINAL AND 250.0 NOMINAL AND 500.0 NOMINAL AND 600.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-156-1726 INTERCHANGEABLE
Bearing,ball,thrust
5133-00-189-9257 INTERCHANGEABLE
Drill,twist
6685-00-243-5367 INTERCHANGEABLE
Recorder,temperature
6810-00-264-5906014 INTERCHANGEABLE
Ethyl Alcohol,absolute
Greenfield Global Usa Inc Dba Pharmco-Aaper or Pharmco-Aaper
5110-00-293-0089 INTERCHANGEABLE
Shears,metal Cutting,hand
5120-00-293-047930007 INTERCHANGEABLE
Caulking Tool,hand
Mephisto Tool Co Inc
5330-00-412-2897 INTERCHANGEABLE
Packing,preformed
5305-00-638-23730-12 INTERCHANGEABLE
Screw,machine
Honeywell Intl Inc Defense Avionics Systems
5920-01-091-8966 INTERCHANGEABLE
Protector,telephone
5360-01-269-7445 INTERCHANGEABLE
Spring,helical,compression
Cross-Reference Index
Part NumberManufacturer
66B24 Hewlett-Packard Co Waltham Div (USA)
0-12 United Transformer Corp Sub of Opt Industries Inc (USA)
BACT20D12 The Boeing Company (USA)
012 Magnetika Inc Div Magnetika/phillipsburg Location (USA)
012 Opt Industries Inc Div of Electronika Inc (USA)
66B24 Philips North America Llc Dba Philips Healthcare (USA)
BACT20D12 The Boeing Company Div Defense (USA)
Related Parts
3110-00-156-1726INTERCHANGEABLE
BEARING,BALL,THRUST
5133-00-189-9257INTERCHANGEABLE
DRILL,TWIST
6685-00-243-5367INTERCHANGEABLE
RECORDER,TEMPERATURE
6810-00-264-5906INTERCHANGEABLE
ETHYL ALCOHOL,ABSOLUTE
014
5110-00-293-0089INTERCHANGEABLE
SHEARS,METAL CUTTING,HAND
5120-00-293-0479INTERCHANGEABLE
CAULKING TOOL,HAND
30007
5330-00-412-2897INTERCHANGEABLE
PACKING,PREFORMED
5305-00-638-2373INTERCHANGEABLE
SCREW,MACHINE
0-12
5920-01-091-8966INTERCHANGEABLE
PROTECTOR,TELEPHONE
5360-01-269-7445INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5331-01-284-3727INTERCHANGEABLE
O-RING
012
5930-01-301-8143INTERCHANGEABLE
SWITCH,SLIDE
012

Frequently Asked Questions

What is NSN 5950-00-518-1135?

NSN 5950-00-518-1135 is a Transformer,audio Frequency, manufactured by Hewlett-Packard Co Waltham Div, classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-00-518-1135?

NSN 5950-00-518-1135 has 7 cross-referenced part numbers: 66B24 (Hewlett-Packard Co Waltham Div), 0-12 (United Transformer Corp Sub of Opt Industries Inc), BACT20D12 (The Boeing Company), 012 (Magnetika Inc Div Magnetika/phillipsburg Location), 012 (Opt Industries Inc Div of Electronika Inc) and 2 more.

What NSN replaces 5950-00-518-1135?

There are 12 known substitutes for 5950-00-518-1135: 3110-00-156-1726, 5133-00-189-9257, 6685-00-243-5367 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 66B24?

Key specifications for 66B24: Mounting Facility Quantity: 2 SINGLE GROUP; Inclosure Type: HERMETICALLY SEALED; Frequency Rating: 30.0 HERTZ MINIMUM AND 20.0 KILOHERTZ MAXIMUM SINGLE COMPONENT; Body Length: 1.188 INCHES NOMINAL IN. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-00-518-1135 still in active supply?

NSN 5950-00-518-1135 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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