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Technical Data Sheet
PartsTable / COMPONENT / 304528
304528 ✓ 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

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include material: ASBESTOS AND PLASTIC POLYTETRAFLUOROETHYLENE AND PETROLATUM, special_features: OMIT PETROLEUM LUBRICANT, fabrication_method: BRAIDED, cross-sectional_width: 0.250 INCHES NOMINAL IN, cross-sectional_height: 0.250 INCHES NOMINAL IN, cross-sectional_shape_style: SQUARE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-3695, 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
304528
NSN: 3110-00-100-3695
FSC: 3110
CAGE: 31568 — TEXTRON INC JACOBSEN DIV (USA)
SPECIFICATIONS
materialASBESTOS AND PLASTIC POLYTETRAFLUOROETHYLENE AND PETROLATUM
special_featuresOMIT PETROLEUM LUBRICANT
fabrication_methodBRAIDED
cross-sectional_width0.250 INCHES NOMINAL IN
cross-sectional_height0.250 INCHES NOMINAL IN
cross-sectional_shape_styleSQUARE
material_document_and_classificationMIL-P-24377 MIL SPEC SINGLE MATERIAL RESPONSE
NSN3110-00-100-3695
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 304528 · 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: 0.0460 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NORMAL ANGLE
•
CONE WIDTH: 0.5662 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
BORE DIAMETER: 0.7500 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
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)
CONE CORNER RADIUS0.0460 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
CONE WIDTH0.5662 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
BORE DIAMETER0.7500 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
21269Interchangeable
interchangeable cross-reference
interchangeable
05075-05185Interchangeable
interchangeable cross-reference
interchangeable
JE763Interchangeable
interchangeable cross-reference
interchangeable
P864Interchangeable
interchangeable cross-reference
interchangeable
5166139Interchangeable
interchangeable cross-reference
interchangeable
3S-5271-19 PARTInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 304528?
304528 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace 304528?
There are 15 known substitutes for 304528: 21269, 05075-05185, JE763 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 304528?
304528 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-3695. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026