PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 27820D
27820D ✓ 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 CUP,TAPERED ROLLER BEARING is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: STEEL OVERALL, overall_width: 1.7700 INCHES NOMINAL IN, outside_diameter: 3.1510 INCHES NOMINAL IN, special_features: OIL HOLE AND CHANNEL, style_designator: DOUBLE CUP, NORMAL ANGLE, backface_corner_radius: 0.0310 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-142-4416, 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
27820D
NSN: 3110-00-142-4416
FSC: 3110
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_width1.7700 INCHES NOMINAL IN
outside_diameter3.1510 INCHES NOMINAL IN
special_featuresOIL HOLE AND CHANNEL
style_designatorDOUBLE CUP, NORMAL ANGLE
backface_corner_radius0.0310 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-142-4416
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 27820D · 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
•
OUTSIDE DIAMETER: 3.1510 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.0310 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: DOUBLE CUP, NORMAL ANGLE
•
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)
OUTSIDE DIAMETER3.1510 INCHES NOMINAL IN
SPECIAL FEATURESOIL HOLE AND CHANNEL
BACKFACE CORNER RADIUS0.0310 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STYLE DESIGNATORDOUBLE CUP, NORMAL ANGLE
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
OVERALL WIDTH1.7700 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
15S-3R9KInterchangeable
interchangeable cross-reference
interchangeable
2307-392Interchangeable
interchangeable cross-reference
interchangeable
27820Interchangeable
interchangeable cross-reference
interchangeable
2533-69Interchangeable
interchangeable cross-reference
interchangeable
666163-369Interchangeable
interchangeable cross-reference
interchangeable
A6288Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
Ready to buy 27820D?
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 27820D?
27820D is a CUP,TAPERED ROLLER BEARING.
What parts can replace 27820D?
There are 23 known substitutes for 27820D: 15S-3R9K, 2307-392, 27820 and 20 more. Substitute compatibility should be verified for your specific system.
Is 27820D still available?
27820D 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 — 27820D

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