PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B66Transformer,radio Frequency

Bell Industries Inc J W Miller Magnetics Div · NSN 5950-00-406-6293 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-406-6293 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-406-6293. Primary manufacturer part number: B66.
Features
  • Transformer,radio Frequency — FSC 5950
  • Frequency Rating: 3.58 MEGAHERTZ NOMINAL SINGLE COMPONENT
  • Mounting Facility Quantity: 2 SINGLE GROUP
  • Nominal Thread Size: 0.138 INCHES SINGLE GROUP IN
  • Adjustment Method and Quantity: 1 ADJUSTABLE CORE SINGLE COMPONENT
  • Adjustment Device Drive Type: SLOTTED SCREW SINGLE COMPONENT
  • Terminal Type and Quantity: 6 TAB, SOLDER LUG
  • 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,radio Frequency, cataloged under National Stock Number 5950-00-406-6293, 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 Bell Industries Inc J W Miller Magnetics Div. Government technical data includes 16 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-406-6293
Primary Part NumberB66
Item NameTransformer,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerBell Industries Inc J W Miller Magnetics Div
StatusACTIVE
Frequency Rating3.58 MEGAHERTZ NOMINAL SINGLE COMPONENT
Mounting Facility Quantity2 SINGLE GROUP
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Adjustment Method and Quantity1 ADJUSTABLE CORE SINGLE COMPONENT
Adjustment Device Drive TypeSLOTTED SCREW SINGLE COMPONENT
Terminal Type and Quantity6 TAB, SOLDER LUG
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Distance Between Mounting Facility Centers1.218 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Length1.125 INCHES NOMINAL IN
Body Height2.125 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Coil Form TypeHOLLOW SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Body Width1.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5365-00-052-8808B6-6 INTERCHANGEABLE
Shim
Roller Bearing Co of America, Inc Div Pic Design
3110-00-277-0337ASTM F 2162-9 INTERCHANGEABLE
Bearing,roller,needle
American Society for Testing and Materials Dba Astm International
6730-00-450-0706 INTERCHANGEABLE
Synchronizer,sound,slide Project
3030-00-529-0466 INTERCHANGEABLE
Belt,v
5950-01-021-53151219-113 INTERCHANGEABLE
Transformer,power
Bae Systems Information and Electronic Systems Integration Inc.
3110-01-098-5496P1-63 INTERCHANGEABLE
Bearing,needle
Timken Aerospace, Inc Dba Torrington Product
5999-01-245-9755B66 INTERCHANGEABLE
Heater,thermal Release
Rockwell Automation, Inc. Dba Rockwell Automation
4730-01-313-9446B-66 INTERCHANGEABLE
Plug,quick Disconnect
Tuthill Corp Hansen Coupling Div
3460-01-522-4975B66 INTERCHANGEABLE
Wheel,abrasive
Abb Motors & Mechanical Inc Div Abb Motors and Mechanical Inc.
Cross-Reference Index
Part NumberManufacturer
B66 Bell Industries Inc J W Miller Magnetics Div (USA)
120-0362-00 Tektronix, Inc. (USA)
Related Parts
5365-00-052-8808INTERCHANGEABLE
SHIM
B6-6
3110-00-277-0337INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
ASTM F 2162-9
6730-00-450-0706INTERCHANGEABLE
SYNCHRONIZER,SOUND,SLIDE PROJECT
3030-00-529-0466INTERCHANGEABLE
BELT,V
5950-01-021-5315INTERCHANGEABLE
TRANSFORMER,POWER
1219-113
3110-01-098-5496INTERCHANGEABLE
BEARING,NEEDLE
P1-63
5999-01-245-9755INTERCHANGEABLE
HEATER,THERMAL RELEASE
B66
4730-01-313-9446INTERCHANGEABLE
PLUG,QUICK DISCONNECT
B-66
3460-01-522-4975INTERCHANGEABLE
WHEEL,ABRASIVE
B66

Frequently Asked Questions

What is NSN 5950-00-406-6293?

NSN 5950-00-406-6293 is a Transformer,radio Frequency, manufactured by Bell Industries Inc J W Miller Magnetics Div, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-406-6293?

NSN 5950-00-406-6293 has 2 cross-referenced part numbers: B66 (Bell Industries Inc J W Miller Magnetics Div), 120-0362-00 (Tektronix, Inc.).

What NSN replaces 5950-00-406-6293?

There are 9 known substitutes for 5950-00-406-6293: 5365-00-052-8808, 3110-00-277-0337, 6730-00-450-0706 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B66?

Key specifications for B66: Frequency Rating: 3.58 MEGAHERTZ NOMINAL SINGLE COMPONENT; Mounting Facility Quantity: 2 SINGLE GROUP; Nominal Thread Size: 0.138 INCHES SINGLE GROUP IN; Adjustment Method and Quantity: 1 ADJUSTABLE CORE SINGLE COMPONENT. 16 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