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Technical Data Sheet
PartsTable / COMPONENT / K1975
K1975 ✓ 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: STEEL OVERALL, cone_width: 0.7620 INCHES NOMINAL IN, bore_diameter: 0.8750 INCHES NOMINAL IN, special_features: 2 TUBE DC TO AC INVERTER; 3.5 - 5.5VDC VDC, style_designator: NORMAL ANGLE, cone_corner_radius: 0.0310 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-808-2993, 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
K1975
NSN: 3110-00-808-2993
FSC: 3110
CAGE: F0272 — SKF FRANCE (FRA)
SPECIFICATIONS
materialSTEEL OVERALL
cone_width0.7620 INCHES NOMINAL IN
bore_diameter0.8750 INCHES NOMINAL IN
special_features2 TUBE DC TO AC INVERTER; 3.5 - 5.5VDC VDC
style_designatorNORMAL ANGLE
cone_corner_radius0.0310 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-808-2993
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: K1975 · 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
•
MATERIAL: STEEL OVERALL
•
CONE WIDTH: 0.7620 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NORMAL ANGLE
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
CONE CORNER RADIUS: 0.0310 INCHES NOMINAL IN
•
BORE DIAMETER: 0.8750 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)
MATERIALSTEEL OVERALL
CONE WIDTH0.7620 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
CONE CORNER RADIUS0.0310 INCHES NOMINAL IN
BORE DIAMETER0.8750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
89056Interchangeable
interchangeable cross-reference
interchangeable
JMC1975Interchangeable
interchangeable cross-reference
interchangeable
2329B0101Interchangeable
interchangeable cross-reference
interchangeable
M6041379Interchangeable
interchangeable cross-reference
interchangeable
F103123Interchangeable
interchangeable cross-reference
interchangeable
58660Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is K1975?
K1975 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace K1975?
There are 18 known substitutes for K1975: 89056, JMC1975, 2329B0101 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for K1975?
K1975 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-808-2993. 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