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Technical Data Sheet
PartsTable / COMPONENT / 658038
658038 ✓ Verified by PartsTable
Kosmos · 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 RELAY,ELECTROMAGNETIC is a Kosmos industrial component. Key specifications include material: STEEL OVERALL, duty_type: CONTINUOUS, bore_shape: STRAIGHT, bore_diameter: 45.00 MILLIMETERS NOMINAL MM, overall_width: 25.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-293-8650, 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
658038
NSN: 3110-00-293-8650
FSC: 3110
CAGE: 77237 — DANA OFF HIGHWAY PRODUCTS, LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
duty_typeCONTINUOUS
bore_shapeSTRAIGHT
bore_diameter45.00 MILLIMETERS NOMINAL MM
coil_quantity1
overall_width25.0 MILLIMETERS NOMINAL MM
load_directionRADIAL
overall_length0.250 INCHES NOMINAL IN
surface_finishGROUND
overall_diameter0.350 INCHES NOMINAL IN
style_designatorLOADING GROOVE, NON-SEPARABLE
winding_quantity1
NSN3110-00-293-8650
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 658038 · Kosmos ⚠ 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: 45.00 MILLIMETERS NOMINAL MM
•
FEATURES PROVIDED: SNAP RING-GROOVE MOUNTING AND MOUNTING GROOVE
•
RETAINER FABRICATION METHOD: PRESSED
•
MATERIAL: STEEL OVERALL
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
OVERALL OUTSIDE DIAMETER: 100.00 MILLIMETERS NOMINAL MM
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER45.00 MILLIMETERS NOMINAL MM
FEATURES PROVIDEDSNAP RING-GROOVE MOUNTING AND MOUNTING GROOVE
RETAINER FABRICATION METHODPRESSED
MATERIALSTEEL OVERALL
OVERALL WIDTH25.0 MILLIMETERS NOMINAL MM
STANDARD TOLERANCE DESIGNATIONABEC NO.1
OVERALL OUTSIDE DIAMETER100.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
SURFACE FINISHGROUND
INTERNAL FIT-UP DESIGNATIONSTANDARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
136-082-0001Interchangeable
interchangeable cross-reference
interchangeable
658038Interchangeable
interchangeable cross-reference
interchangeable
QB87315-1Interchangeable
interchangeable cross-reference
interchangeable
ND41309Interchangeable
Same NIIN cross-reference
interchangeable
309WGFS153Interchangeable
Same NIIN cross-reference
interchangeable
309WGInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 658038?
658038 is a RELAY,ELECTROMAGNETIC manufactured by Kosmos.
What parts can replace 658038?
There are 6 known substitutes for 658038: 136-082-0001, 658038, QB87315-1 and 3 more. Substitute compatibility should be verified for your specific system.
Is 658038 still available?
658038 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