PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 108K
108K ✓ 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 CIRCUIT CARD ASSEMBLY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, body_length: 0.775 INCHES MAXIMUM IN, bore_diameter: 40.00 MILLIMETERS NOMINAL MM, overall_width: 0.757 INCHES MAXIMUM IN, load_direction: RADIAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-555-5206, 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
108K
NSN: 3110-00-555-5206
FSC: 3110
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
body_length0.775 INCHES MAXIMUM IN
bore_diameter40.00 MILLIMETERS NOMINAL MM
overall_width0.757 INCHES MAXIMUM IN
load_directionRADIAL
overall_length1.023 INCHES MAXIMUM IN
surface_finishGROUND
terminal_length0.248 INCHES MAXIMUM IN
style_designatorOVAL BODY, PIN TERMINALS
overall_thickness0.352 INCHES MAXIMUM IN
mode_of_oscillationFUNDAMENTAL
NSN3110-00-555-5206
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 108K · 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
•
SURFACE FINISH: GROUND
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
BORE SHAPE: STRAIGHT
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
BORE DIAMETER: 40.00 MILLIMETERS NOMINAL MM
•
LOAD DIRECTION: RADIAL
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE FINISHGROUND
OVERALL WIDTH11.0 MILLIMETERS NOMINAL MM
MATERIALSTEEL OVERALL
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
BORE SHAPESTRAIGHT
INTERNAL FIT-UP DESIGNATIONSTANDARD
BORE DIAMETER40.00 MILLIMETERS NOMINAL MM
LOAD DIRECTIONRADIAL
RETAINER FABRICATION METHODPRESSED
OVERALL OUTSIDE DIAMETER80.00 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
355-221-0007Interchangeable
interchangeable cross-reference
interchangeable
431754Interchangeable
interchangeable cross-reference
interchangeable
24-00044-007Interchangeable
interchangeable cross-reference
interchangeable
108SInterchangeable
interchangeable cross-reference
interchangeable
UU-P-221Interchangeable
interchangeable cross-reference
interchangeable
29-2051Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 108K?
108K is a CIRCUIT CARD ASSEMBLY.
What parts can replace 108K?
There are 24 known substitutes for 108K: 355-221-0007, 431754, 24-00044-007 and 21 more. Substitute compatibility should be verified for your specific system.
Is 108K still available?
108K is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026