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PartsTable / COMPONENT / SR166PPK58
SR166PPK58 ✓ 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 CORROSION RESISTING OVERALL, bore_shape: STRAIGHT, bore_diameter: 0.1875 INCHES NOMINAL IN, overall_width: 0.1250 INCHES NOMINAL IN, 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 3110-00-997-6826, 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
SR166PPK58
NSN: 3110-00-997-6826
FSC: 3110
CAGE: 83086 — NEW HAMPSHIRE BALL BEARINGS INC DIV HITECH DIVISION (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
bore_shapeSTRAIGHT
bore_diameter0.1875 INCHES NOMINAL IN
overall_width0.1250 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
shield_quantity2
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
internal_clearance0.0005 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
lubrication_materialOIL
overall_outside_diameter0.3750 INCHES NOMINAL IN
retainer_fabrication_methodPRESSED
NSN3110-00-997-6826
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: SR166PPK58 · 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
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE
•
BORE SHAPE: STRAIGHT
•
LUBRICATION MATERIAL: OIL
•
SHIELD QUANTITY: 2
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.7
•
RETAINER FABRICATION METHOD: PRESSED
•
LOAD DIRECTION: RADIAL
•
SURFACE FINISH: GROUND
TECHNICAL CHARACTERISTICS (FLIS)
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE
BORE SHAPESTRAIGHT
LUBRICATION MATERIALOIL
SHIELD QUANTITY2
STANDARD TOLERANCE DESIGNATIONABEC NO.7
RETAINER FABRICATION METHODPRESSED
LOAD DIRECTIONRADIAL
SURFACE FINISHGROUND
INTERNAL CLEARANCE0.0005 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
MATERIALSTEEL CORROSION RESISTING OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
C583Interchangeable
interchangeable cross-reference
interchangeable
103158Interchangeable
interchangeable cross-reference
interchangeable
9103158Interchangeable
interchangeable cross-reference
interchangeable
9186116Interchangeable
interchangeable cross-reference
interchangeable
31C1-1Interchangeable
interchangeable cross-reference
interchangeable
75-40Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SR166PPK58?
SR166PPK58 is a BEARING,BALL,ANNULAR.
What parts can replace SR166PPK58?
There are 7 known substitutes for SR166PPK58: C583, 103158, 9103158 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SR166PPK58?
SR166PPK58 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-997-6826. 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