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Technical Data Sheet
PartsTable / COMPONENT / A13121.0.01
A13121.0.01 ✓ 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 A13121.0.01 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-992-1015, 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
A13121.0.01
NSN: 3110-00-992-1015
FSC: 3110
CAGE: 31902 — VSE CORPORATION (USA)
SPECIFICATIONS
Part NumberA13121.0.01
NSN3110-00-992-1015
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: A13121.0.01 · 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
•
OVERALL OUTSIDE DIAMETER: 6.2990 INCHES MINIMUM AND 6.2992 INCHES MAXIMUM IN
•
DEPARTURE FROM CITED DOCUMENT: ANNUAL BALL BEARING FOR QUIET OPERATION APPLICATION TO SUBMARINE USAGE
•
NONDEFINITIVE SPEC/STD DATA: 134 TYPE AND 1 CLASS
•
MATERIAL: GREASE LUBRICATION
•
STYLE DESIGNATOR: UNIVERSAL GROUND FACES, COUNTERBORED OUTER RING, NON-SEPARABLE
•
INTERNAL FIT-UP DESIGNATION: TIGHT
•
SURFACE FINISH: GROUND
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER6.2990 INCHES MINIMUM AND 6.2992 INCHES MAXIMUM IN
DEPARTURE FROM CITED DOCUMENTANNUAL BALL BEARING FOR QUIET OPERATION APPLICATION TO SUBMARINE USAGE
NONDEFINITIVE SPEC/STD DATA134 TYPE AND 1 CLASS
MATERIALGREASE LUBRICATION
STYLE DESIGNATORUNIVERSAL GROUND FACES, COUNTERBORED OUTER RING, NON-SEPARABLE
MATERIALSTEEL OVERALL
INTERNAL FIT-UP DESIGNATIONTIGHT
SURFACE FINISHGROUND
LOAD DIRECTIONANGULAR
OVERALL WIDTH1.4517 INCHES MINIMUM AND 1.4567 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
A-326-239-33Interchangeable
interchangeable cross-reference
interchangeable
416821-69-FPInterchangeable
interchangeable cross-reference
interchangeable
3504-14PC54Interchangeable
interchangeable cross-reference
interchangeable
23133958Interchangeable
interchangeable cross-reference
interchangeable
7423133958Interchangeable
interchangeable cross-reference
interchangeable
A13121.0.01Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A13121.0.01?
A13121.0.01 is a A13121.0.01.
What parts can replace A13121.0.01?
There are 16 known substitutes for A13121.0.01: A-326-239-33, 416821-69-FP, 3504-14PC54 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A13121.0.01?
A13121.0.01 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-992-1015. 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