PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 156958-20
156958-20 ✓ 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 OVERALL, bore_shape: STRAIGHT, bore_diameter: 0.1875 INCHES NOMINAL IN, overall_width: 0.1562 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 3110-00-108-9332, 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
156958-20
NSN: 3110-00-108-9332
FSC: 3110
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter0.1875 INCHES NOMINAL IN
overall_width0.1562 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
style_designatorLOADING GROOVE, NON-SEPARABLE
overall_outside_diameter0.5000 INCHES NOMINAL IN
internal_fit-up_designationSTANDARD
standard_tolerance_designationABEC NO.1
NSN3110-00-108-9332
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 156958-20 · 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
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
•
MATERIAL: STEEL OVERALL
•
BORE SHAPE: STRAIGHT
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
LOAD DIRECTION: RADIAL
•
BORE DIAMETER: 0.1875 INCHES NOMINAL IN
•
INTERNAL FIT-UP DESIGNATION: STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL OVERALL
OVERALL WIDTH0.1562 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
STANDARD TOLERANCE DESIGNATIONABEC NO.1
LOAD DIRECTIONRADIAL
BORE DIAMETER0.1875 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
OVERALL OUTSIDE DIAMETER0.5000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
3246FXInterchangeable
interchangeable cross-reference
interchangeable
121207Interchangeable
interchangeable cross-reference
interchangeable
A733S-49CFBInterchangeable
interchangeable cross-reference
interchangeable
335FTInterchangeable
interchangeable cross-reference
interchangeable
11056Interchangeable
interchangeable cross-reference
interchangeable
4RIU4-256-5UMIB11 3-8Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 156958-20?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 156958-20?
156958-20 is a BEARING,BALL,ANNULAR.
What parts can replace 156958-20?
There are 28 known substitutes for 156958-20: 3246FX, 121207, A733S-49CFB and 25 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 156958-20?
156958-20 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-108-9332. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 156958-20

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026