PartsTable
Technical Data Sheet
PartsTable / MRO / 242-54
242-54 ✓ Verified by PartsTable
— · 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

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 phase: THREE, width: 0.390 INCHES NOMINAL IN, height: 0.166 INCHES NOMINAL IN, length: 0.320 INCHES NOMINAL IN, material: STEEL, cone_width: 0.7710 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-142-4355, 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→ 242-54
NSN: 3110-00-142-4355
FSC: 3110
CAGE: 09780 — BURCH COMPANY INC, THE (USA)
SPECIFICATIONS
phaseTHREE
width0.390 INCHES NOMINAL IN
height0.166 INCHES NOMINAL IN
length0.320 INCHES NOMINAL IN
materialSTEEL
cone_width0.7710 INCHES NOMINAL IN
control_typeLOCAL OR REMOTE
thread_class2B
bore_diameter1.2500 INCHES NOMINAL IN
gear_materialSTEEL COMP E9310
hole_diameter0.112 INCHES NOMINAL IN
shaft_materialSTEEL COMP E9310
NSN3110-00-142-4355
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 242-54 · 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: AFBMA CLASS 2
•
CONE CORNER RADIUS: 0.1406 INCHES NOMINAL IN
•
BORE DIAMETER: 1.2500 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
CONE WIDTH: 0.7710 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NORMAL ANGLE
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)
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
CONE CORNER RADIUS0.1406 INCHES NOMINAL IN
BORE DIAMETER1.2500 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
CONE WIDTH0.7710 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
583-7Interchangeable
interchangeable cross-reference
interchangeable
T76Z6570REV24PT30Interchangeable
interchangeable cross-reference
interchangeable
7606570-30Interchangeable
interchangeable cross-reference
interchangeable
DMS 84047BInterchangeable
interchangeable cross-reference
interchangeable
MIL-E-1/602Interchangeable
interchangeable cross-reference
interchangeable
1008895-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 242-54?
242-54 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 242-54?
There are 25 known substitutes for 242-54: 583-7, T76Z6570REV24PT30, 7606570-30 and 22 more. Substitute compatibility should be verified for your specific system.
Is 242-54 still available?
242-54 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