PartsTable
Technical Data Sheet
PartsTable / MRO / 20406
20406 ✓ Verified by PartsTable
Freecom · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

Beatman 3 SlimCD-MP3/WMA player.<br>- Ultra slim (only 13.9 mm!)<br><br>- Plays MP3 and WMA encoded CD's<br><br>- Supports 12cm and 8cm CD-ROM<br><br>- Remote control with EL backlight display<br><br>- Mega 960 secs WMA anti shock / 480 secs MP3 anti shock <br><br>- Integrated FM radio<br> This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-6804, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO→ MRO_GENERAL→ 20406
NSN: 3110-00-156-6804
FSC: 3110
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
depth8.375 INCHES NOMINAL IN
phaseTHREE
width3.250 INCHES NOMINAL IN
height3.250 INCHES NOMINAL IN
end_typeDOUBLE SETSCREW FIRST END
materialIRON CAST
body_width1.360 INCHES MAXIMUM IN
bore_shapeSTRAIGHT
core_depth0.463 INCHES NOMINAL IN
body_height0.930 INCHES MAXIMUM IN
body_length2.610 INCHES MAXIMUM IN
head_height0.075 INCHES NOMINAL IN
NSN3110-00-156-6804
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 20406 · Freecom ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OVERALL OUTSIDE DIAMETER: 90.00 MILLIMETERS NOMINAL MM
•
BORE DIAMETER: 30.00 MILLIMETERS NOMINAL MM
•
LOAD DIRECTION: ANGULAR
•
CONTACT ANGLE: 25.0 DEGREES MAXIMUM
•
RETAINER FABRICATION METHOD: PRESSED
•
STYLE DESIGNATOR: COUNTERBORED OUTER RING, NON-SEPARABLE
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER90.00 MILLIMETERS NOMINAL MM
BORE DIAMETER30.00 MILLIMETERS NOMINAL MM
LOAD DIRECTIONANGULAR
CONTACT ANGLE25.0 DEGREES MAXIMUM
RETAINER FABRICATION METHODPRESSED
STYLE DESIGNATORCOUNTERBORED OUTER RING, NON-SEPARABLE
BORE SHAPESTRAIGHT
LOAD DIRECTIONANGULAR
MATERIALSTEEL OVERALL
OVERALL WIDTH23.0 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
A7406Interchangeable
interchangeable cross-reference
interchangeable
7406Interchangeable
interchangeable cross-reference
interchangeable
BB1156Interchangeable
interchangeable cross-reference
interchangeable
KS4Interchangeable
interchangeable cross-reference
interchangeable
K7406Interchangeable
interchangeable cross-reference
interchangeable
6541Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20406?
20406 is a RESISTOR,VARIABLE,WIRE WOUND,NON manufactured by Freecom. It is classified as a MRO (MRO_GENERAL).
What parts can replace 20406?
There are 21 known substitutes for 20406: A7406, 7406, BB1156 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20406?
20406 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-6804. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026