PartsTable
Technical Data Sheet
PartsTable / MRO / 45291
45291 ✓ 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

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include material: STEEL OVERALL, cone_width: 1.2188 INCHES NOMINAL IN, bore_diameter: 2.2500 INCHES NOMINAL IN, special_features: PORTABLE; SPARK PROOF; WITH METAL CARRYING CASE, style_designator: NORMAL ANGLE, cone_corner_radius: 0.2500 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-620-3251, 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→ 45291
NSN: 3110-00-620-3251
FSC: 3110
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cone_width1.2188 INCHES NOMINAL IN
bore_diameter2.2500 INCHES NOMINAL IN
special_featuresPORTABLE; SPARK PROOF; WITH METAL CARRYING CASE
style_designatorNORMAL ANGLE
cone_corner_radius0.2500 INCHES NOMINAL IN
supplementary_featuresKIT HAS 5 DIFFERENT PARTS; AEROSOL PROPELLANT OF THE CLEANER IS CARBON DIOXIDE
furnished_items_and_quantityYOKE 1; POUND BOTTLE GRAY POWDER 2; TWELVE OUNCE CAN PREPARED RED BATH 2; TWELVE OUNCE CAN SPOTCHECK NO. SKC-NF CLEANER 1
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-620-3251
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 45291 · 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
•
BORE DIAMETER: 2.2500 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
CONE WIDTH: 1.2188 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.2500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NORMAL ANGLE
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER2.2500 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
CONE WIDTH1.2188 INCHES NOMINAL IN
CONE CORNER RADIUS0.2500 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
4529-1Interchangeable
interchangeable cross-reference
interchangeable
623529Interchangeable
interchangeable cross-reference
interchangeable
628556Interchangeable
interchangeable cross-reference
interchangeable
5160Interchangeable
Intel Xeon 5160 3GHZ 4MB 1333MHZ
interchangeable
AL100Interchangeable
interchangeable cross-reference
interchangeable
05160Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
Ready to buy 45291?
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 45291?
45291 is a CONE AND ROLLERS,TAPERED ROLLER. It is classified as a MRO (MRO_GENERAL).
What parts can replace 45291?
There are 16 known substitutes for 45291: 4529-1, 623529, 628556 and 13 more. Substitute compatibility should be verified for your specific system.
Is 45291 still available?
45291 is currently cancelled.
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 — 45291

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