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Technical Data Sheet
PartsTable / COMPONENT / 521694-1
521694-1 ✓ 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,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL RETAINER, bore_shape: STRAIGHT, bore_diameter: 25.0 MILLIMETERS NOMINAL MM, overall_width: 12.0000 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-804-3312, 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
521694-1
NSN: 3110-00-804-3312
FSC: 3110
CAGE: 03104 — TELEDYNE BROWN ENGINEERING, INC. DBA TELEDYNE TURBINE ENGINES DIV TELEDYNE TURBINE ENGINES (USA)
SPECIFICATIONS
materialSTEEL RETAINER
bore_shapeSTRAIGHT
bore_diameter25.0 MILLIMETERS NOMINAL MM
overall_width12.0000 MILLIMETERS NOMINAL MM
load_directionRADIAL
surface_finishGROUND
lubrication_materialLUBRICANT
overall_outside_diameter47.0 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
retainer_fabrication_methodPRESSED
standard_tolerance_designationABEC NO.1
NSN3110-00-804-3312
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 521694-1 · 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
•
BORE DIAMETER: 25.0 MILLIMETERS NOMINAL MM
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
RETAINER FABRICATION METHOD: PRESSED
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
LOAD DIRECTION: RADIAL
•
LUBRICATION MATERIAL: LUBRICANT
•
SURFACE FINISH: GROUND
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH12.0000 MILLIMETERS NOMINAL MM
BORE DIAMETER25.0 MILLIMETERS NOMINAL MM
STANDARD TOLERANCE DESIGNATIONABEC NO.1
RETAINER FABRICATION METHODPRESSED
INTERNAL FIT-UP DESIGNATIONSTANDARD
LOAD DIRECTIONRADIAL
LUBRICATION MATERIALLUBRICANT
SURFACE FINISHGROUND
BORE SHAPESTRAIGHT
MATERIALSTEEL RETAINER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
200075-3Interchangeable
interchangeable cross-reference
interchangeable
105SQ5A7Interchangeable
interchangeable cross-reference
interchangeable
B9086Interchangeable
interchangeable cross-reference
interchangeable
D4-71901Interchangeable
interchangeable cross-reference
interchangeable
6005XInterchangeable
interchangeable cross-reference
interchangeable
R38P-97Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 521694-1?
521694-1 is a BEARING,BALL,ANNULAR.
What parts can replace 521694-1?
There are 10 known substitutes for 521694-1: 200075-3, 105SQ5A7, B9086 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 521694-1?
521694-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-804-3312. 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