PartsTable
Technical Data Sheet
858188 ✓ 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,ROLLER,NEEDLE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 0.9960 INCHES MINIMUM AND 0.9980 INCHES MAXIMUM IN, overall_width: 1.0663 INCHES MINIMUM AND 1.0713 INCHES MAXIMUM IN, alignment_type: RIGID, surface_finish: GROUND, special_features: CLOSED END,RETAINING WASHER ON OPEN END SIDE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-183-7528, 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
858188
NSN: 3110-00-183-7528
FSC: 3110
CAGE: 12603 — CLARK EQUIPMENT CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter0.9960 INCHES MINIMUM AND 0.9980 INCHES MAXIMUM IN
overall_width1.0663 INCHES MINIMUM AND 1.0713 INCHES MAXIMUM IN
alignment_typeRIGID
surface_finishGROUND
special_featuresCLOSED END,RETAINING WASHER ON OPEN END SIDE
style_designatorNON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
overall_outside_diameter1.5605 INCHES MINIMUM AND 1.5615 INCHES MAXIMUM IN
retainer_fabrication_methodPRESSED
NSN3110-00-183-7528
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 858188 · 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
ALIGNMENT TYPE: RIGID
RETAINER FABRICATION METHOD: PRESSED
BORE DIAMETER: 0.9960 INCHES MINIMUM AND 0.9980 INCHES MAXIMUM IN
STYLE DESIGNATOR: NON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH1.0663 INCHES MINIMUM AND 1.0713 INCHES MAXIMUM IN
SPECIAL FEATURESCLOSED END,RETAINING WASHER ON OPEN END SIDE
ALIGNMENT TYPERIGID
RETAINER FABRICATION METHODPRESSED
SPECIAL FEATURESCLOSED END,RETAINING WASHER ON OPEN END SIDE
BORE DIAMETER0.9960 INCHES MINIMUM AND 0.9980 INCHES MAXIMUM IN
STYLE DESIGNATORNON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
STYLE DESIGNATORNON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
MATERIALSTEEL OVERALL
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
R364756-1Interchangeable
interchangeable cross-reference
interchangeable
20160Interchangeable
interchangeable cross-reference
interchangeable
21060Interchangeable
interchangeable cross-reference
interchangeable
340B125Interchangeable
interchangeable cross-reference
interchangeable
452-1342Interchangeable
interchangeable cross-reference
interchangeable
3100A12AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 858188?
858188 is a BEARING,ROLLER,NEEDLE.
What parts can replace 858188?
There are 25 known substitutes for 858188: R364756-1, 20160, 21060 and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 858188?
858188 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-183-7528. This indicates validated use in U.S. government and defense supply chains.
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