PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 200979
200979 ✓ 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: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, center_hole_diameter: 5.00 INCHES NOMINAL IN, cross-sectional_height: 0.13 INCHES NOMINAL IN, end_item_identification: WATERJET,MARINE, part_name_assigned_by_controlling_agency: O-RING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0576, 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
200979
NSN: 3110-00-100-0576
FSC: 3110
CAGE: 30076 — HYSTER-YALE GROUP, INC. (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
hardness_rating70.0 SHORE DUROMETER A NOMINAL
center_hole_diameter5.00 INCHES NOMINAL IN
cross-sectional_height0.13 INCHES NOMINAL IN
end_item_identificationWATERJET,MARINE
part_name_assigned_by_controlling_agencyO-RING
NSN3110-00-100-0576
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 200979 · 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
•
STYLE DESIGNATOR: NORMAL ANGLE
•
BACKFACE CORNER RADIUS: 0.1250 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
OUTSIDE DIAMETER: 5.0000 INCHES NOMINAL IN
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
OVERALL WIDTH0.7813 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
BACKFACE CORNER RADIUS0.1250 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
OUTSIDE DIAMETER5.0000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
200979Interchangeable
interchangeable cross-reference
interchangeable
3005072-2Interchangeable
interchangeable cross-reference
interchangeable
9011252Interchangeable
interchangeable cross-reference
interchangeable
UG603UInterchangeable
interchangeable cross-reference
interchangeable
C287010-1Interchangeable
interchangeable cross-reference
interchangeable
P11158Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 200979?
200979 is a CUP,TAPERED ROLLER BEARING.
What parts can replace 200979?
There are 21 known substitutes for 200979: 200979, 3005072-2, 9011252 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 200979?
200979 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0576. 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