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405189 — RETAINER AND BALLS,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

405189: RETAINER AND BALLS,BEARING.

The RETAINER AND BALLS,BEARING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 5140 BALL, bore_diameter: 0.5160 INCHES NOMINAL IN, outside_diameter: 0.9100 INCHES NOMINAL IN, special_features: IN LINE, style_designator: RETAINER AND BALLS, THRUST, rolling_element_diameter: 0.1560 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-198-1188, 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
405189
NSN: 3110-00-198-1188
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 76620 — NATIONAL BEARINGS COMPANY (USA)
SPECIFICATIONS
materialSTEEL COMP 5140 BALL
bore_diameter0.5160 INCHES NOMINAL IN
outside_diameter0.9100 INCHES NOMINAL IN
special_featuresIN LINE
style_designatorRETAINER AND BALLS, THRUST
retainer_piece_quantity1
rolling_element_diameter0.1560 INCHES NOMINAL IN
retainer_fabrication_methodPRESSED
NSN3110-00-198-1188
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 405189 · 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
•
RETAINER FABRICATION METHOD: PRESSED
•
ROLLING ELEMENT DIAMETER: 0.1560 INCHES NOMINAL IN
•
STYLE DESIGNATOR: RETAINER AND BALLS, THRUST
•
OUTSIDE DIAMETER: 0.9100 INCHES NOMINAL IN
•
BORE DIAMETER: 0.5160 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 5140 BALL
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
ROLLING ELEMENT DIAMETER0.1560 INCHES NOMINAL IN
STYLE DESIGNATORRETAINER AND BALLS, THRUST
OUTSIDE DIAMETER0.9100 INCHES NOMINAL IN
SPECIAL FEATURESIN LINE
BORE DIAMETER0.5160 INCHES NOMINAL IN
MATERIALSTEEL COMP 5140 BALL
MATERIALSTEEL RETAINER
RETAINER PIECE QUANTITY1
SUBSTITUTES & CROSS-REFERENCES 6
D8A3FS160Reference document
Same NSN cross-reference
Reference document — Secondary reference
5498RETReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
66915Reference document
Same NSN cross-reference
Reference document — Secondary reference
1357Reference document
Same NSN cross-reference
Reference document — Secondary reference
D8A3MILG3278Reference document
Same NSN cross-reference
Reference document — Secondary reference
R5498Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 405189?
405189 is a RETAINER AND BALLS,BEARING.
What parts can replace 405189?
There are 6 known substitutes for 405189: D8A3FS160, 5498RET, 66915 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 405189?
405189 is cataloged in the U.S. Government catalog under NSN 3110-00-198-1188. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.