PartsTable
Technical Data Sheet
PartsTable / COMPONENT / C20085
C20085 ✓ 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 BEARING,ROLLER,TAPERED is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: STEEL OVERALL, cup_width: 0.8268 INCHES NOMINAL IN, cone_width: 0.8820 INCHES NOMINAL IN, bore_diameter: 1.3779 INCHES NOMINAL IN, overall_width: 0.8268 INCHES NOMINAL IN, style_designator: STRAIGHT BORE, NORMAL ANGLE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-3864, 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
C20085
NSN: 3110-00-100-3864
FSC: 3110
CAGE: 80489 — AMETEK INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width0.8268 INCHES NOMINAL IN
cone_width0.8820 INCHES NOMINAL IN
bore_diameter1.3779 INCHES NOMINAL IN
overall_width0.8268 INCHES NOMINAL IN
style_designatorSTRAIGHT BORE, NORMAL ANGLE
cone_corner_radius0.0310 INCHES NOMINAL IN
backface_corner_radius0.0310 INCHES NOMINAL IN
overall_outside_diameter3.1496 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-100-3864
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: C20085 · 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
•
CUP WIDTH: 0.8268 INCHES NOMINAL IN
•
CONE WIDTH: 0.8820 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
BACKFACE CORNER RADIUS: 0.0310 INCHES NOMINAL IN
•
BORE DIAMETER: 1.3779 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT BORE, 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)
CONE CORNER RADIUS0.0310 INCHES NOMINAL IN
CUP WIDTH0.8268 INCHES NOMINAL IN
CONE WIDTH0.8820 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BACKFACE CORNER RADIUS0.0310 INCHES NOMINAL IN
OVERALL WIDTH0.8268 INCHES NOMINAL IN
BORE DIAMETER1.3779 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
MATERIALSTEEL OVERALL
OVERALL OUTSIDE DIAMETER3.1496 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
1KK528Interchangeable
interchangeable cross-reference
interchangeable
AS568A-904MILP2 5732Interchangeable
interchangeable cross-reference
interchangeable
3-4 N304-75Interchangeable
interchangeable cross-reference
interchangeable
12707Interchangeable
interchangeable cross-reference
interchangeable
9034Interchangeable
interchangeable cross-reference
interchangeable
90342Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy C20085?
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 C20085?
C20085 is a BEARING,ROLLER,TAPERED.
What parts can replace C20085?
There are 20 known substitutes for C20085: 1KK528, AS568A-904MILP2 5732, 3-4 N304-75 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C20085?
C20085 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-3864. 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 — C20085

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