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Technical Data Sheet
PartsTable / COMPONENT / A529
A529 ✓ 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 CAPACITOR,FIXED,ELECTROLYTIC is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include material: COPPER ALLOY OVERALL, body_style: STRAIGHT HANDLE W/CHUCK, cone_width: 0.8125 INCHES NOMINAL IN, finger_type: TWO CONDUCTOR, SLENDER ROUND TIP SINGLE FINGER, corner_shape: SQUARE ALL CORNERS, bore_diameter: 1.2500 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-151-8636, 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
A529
NSN: 3110-00-151-8636
FSC: 3110
CAGE: 31494 — LAYTON MANUFACTURING CO. (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
body_styleSTRAIGHT HANDLE W/CHUCK
cone_width0.8125 INCHES NOMINAL IN
finger_typeTWO CONDUCTOR, SLENDER ROUND TIP SINGLE FINGER
corner_shapeSQUARE ALL CORNERS
bore_diameter1.2500 INCHES NOMINAL IN
terminal_typeSOLDER WELL
overall_length2.406 INCHES NOMINAL IN
overall_diameter1.375 INCHES NOMINAL IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
cone_corner_radius0.0310 INCHES NOMINAL IN
body_inside_diameter0.3750 INCHES MINIMUM AND 0.3760 INCHES MAXIMUM IN
NSN3110-00-151-8636
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: A529 · 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
•
CONE CORNER RADIUS: 0.0310 INCHES NOMINAL IN
•
BORE DIAMETER: 1.2500 INCHES NOMINAL IN
•
CONE WIDTH: 0.8125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NORMAL ANGLE
•
MATERIAL: STEEL OVERALL
•
SPECIFICATION/STANDARD DATA: 58536-AA59649-093A MANUFACTURERS SPECIFICATION CONTROL A
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS (FLIS)
CONE CORNER RADIUS0.0310 INCHES NOMINAL IN
BORE DIAMETER1.2500 INCHES NOMINAL IN
CONE WIDTH0.8125 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
MATERIALSTEEL OVERALL
SPECIFICATION/STANDARD DATA58536-AA59649-093A MANUFACTURERS SPECIFICATION CONTROL A
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
504Z11CQ3Interchangeable
interchangeable cross-reference
interchangeable
5062071Interchangeable
interchangeable cross-reference
interchangeable
9000-498Interchangeable
interchangeable cross-reference
interchangeable
A15126Interchangeable
interchangeable cross-reference
interchangeable
15126Interchangeable
interchangeable cross-reference
interchangeable
3413-2110-1000Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A529?
A529 is a CAPACITOR,FIXED,ELECTROLYTIC.
What parts can replace A529?
There are 30 known substitutes for A529: 504Z11CQ3, 5062071, 9000-498 and 27 more. Substitute compatibility should be verified for your specific system.
Is A529 still available?
A529 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026