PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 405A
405A ✓ Verified by PartsTable
— · TAPERED BEARING
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

The LOUDSPEAKER,PERMANENT MAGNET is a the manufacturer industrial component. Key specifications include material: STEEL, bore_shape: STRAIGHT, switch_type: PUSH, thread_size: 0.812-20, power_rating: 10.00 WATTS NORMAL, thread_class: 2B. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-6658, 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
405A
NSN: 3110-00-155-6658
FSC: 3110
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
materialSTEEL
bore_shapeSTRAIGHT
switch_typePUSH
thread_size0.812-20
power_rating10.00 WATTS NORMAL
thread_class2B
usage_designOUTDOOR
bore_diameter25.00 MILLIMETERS NOMINAL MM
overall_depth6.375 INCHES NOMINAL IN
overall_width5.669 INCHES NOMINAL IN
terminal_typeTAB, SOLDER LUG
thread_length0.250 INCHES NOMINAL IN
NSN3110-00-155-6658
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 405A · OEM ⚠ 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
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
MATERIAL: STEEL OUTER RING
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
•
BORE DIAMETER: 25.00 MILLIMETERS NOMINAL MM
•
SURFACE FINISH: GROUND
•
OVERALL OUTSIDE DIAMETER: 80.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONABEC NO.1
MATERIALSTEEL OUTER RING
MATERIALSTEEL INNER RING
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL BALL
BORE DIAMETER25.00 MILLIMETERS NOMINAL MM
SURFACE FINISHGROUND
OVERALL OUTSIDE DIAMETER80.0 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
OVERALL WIDTH21.00 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
25033Interchangeable
interchangeable cross-reference
interchangeable
015745Interchangeable
interchangeable cross-reference
interchangeable
503P536Interchangeable
interchangeable cross-reference
interchangeable
26416Interchangeable
interchangeable cross-reference
interchangeable
NN24-2PC40Interchangeable
interchangeable cross-reference
interchangeable
3N6PC40Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 405A?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 405A?
405A is a LOUDSPEAKER,PERMANENT MAGNET.
What parts can replace 405A?
There are 24 known substitutes for 405A: 25033, 015745, 503P536 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 405A?
405A is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-6658. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 405A

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026