PartsTable
Technical Data Sheet
PartsTable / MRO / B25
B25 ✓ 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

CAPACITOR,FIXED,MICA DIELECTRIC. Key specifications include shape: STRAIGHT, width: 0.250 INCHES NOMINAL TIP IN, length: 2.000 INCHES NOMINAL IN, diameter: 0.250 INCHES NOMINAL IN, material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, body_style: W/O MTG FACILITIES, TERMINALS ON OPPOSITE SURFACES. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-8545, 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→ B25
NSN: 3110-00-100-8545
FSC: 3110
CAGE: 03489 — ANDREWS BEARING CORP DIV OF MPB CORP SUB OF WHEELABRATOR-FRYE INC (USA)
SPECIFICATIONS
shapeSTRAIGHT
width0.250 INCHES NOMINAL TIP IN
length2.000 INCHES NOMINAL IN
diameter0.250 INCHES NOMINAL IN
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
body_styleW/O MTG FACILITIES, TERMINALS ON OPPOSITE SURFACES
body_width0.750 INCHES NOMINAL IN
body_height0.469 INCHES NOMINAL IN
body_length1.188 INCHES NOMINAL IN
body_diameter1.188 INCHES NOMINAL IN
overall_width1.000 INCHES NOMINAL IN
terminal_typeTAB, SOLDER LUG
NSN3110-00-100-8545
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: B25 · 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
•
ALIGNMENT TYPE: RIGID
•
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR THRUST BEARINGS
•
SURFACE FINISH: GROUND
•
BORE SMALLEST DIAMETER: 2.0000 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
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)
ALIGNMENT TYPERIGID
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR THRUST BEARINGS
SURFACE FINISHGROUND
SPECIAL FEATURESBANDED OD
BORE SMALLEST DIAMETER2.0000 INCHES NOMINAL IN
OVERALL HEIGHT0.8750 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STYLE DESIGNATORGROOVED RACE SURFACE
OVERALL OUTSIDE DIAMETER3.3440 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
B25Interchangeable
interchangeable cross-reference
interchangeable
878083Interchangeable
interchangeable cross-reference
interchangeable
B107.300Interchangeable
interchangeable cross-reference
interchangeable
B107.14 TY1CLEST2Interchangeable
interchangeable cross-reference
interchangeable
B107.300 CAT 14 TY1CLEST2Interchangeable
interchangeable cross-reference
interchangeable
B25.0Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy B25?
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 B25?
B25 is a CAPACITOR,FIXED,MICA DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace B25?
There are 14 known substitutes for B25: B25, 878083, B107.300 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B25?
B25 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-8545. 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 — B25

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