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179291 — RETAINER AND ROLLERS,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

179291: RETAINER AND ROLLERS,BEARING.

The RETAINER AND ROLLERS,BEARING is a the manufacturer industrial component. Key specifications include material: STEEL RETAINER, overall_width: 0.4375 INCHES NOMINAL IN, outside_diameter: 1.3300 INCHES NOMINAL IN, special_features: IN LINE, style_designator: SPHERICAL, RETAINER AND ROLLERS, SELF ALIGNING, retainer_fabrication_method: PRESSED. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-191-0490, 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
179291
NSN: 3110-00-191-0490
NIINs: 001910490, 015111736
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
materialSTEEL RETAINER
overall_width0.4375 INCHES NOMINAL IN
outside_diameter1.3300 INCHES NOMINAL IN
special_featuresIN LINE
style_designatorSPHERICAL, RETAINER AND ROLLERS, SELF ALIGNING
retainer_piece_quantity1
retainer_fabrication_methodPRESSED
NSN3110-00-191-0490
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 179291 · 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
•
STYLE DESIGNATOR: SPHERICAL, RETAINER AND ROLLERS, SELF ALIGNING
•
OUTSIDE DIAMETER: 1.3300 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 5140 ROLLER
•
RETAINER PIECE QUANTITY: 1
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
STYLE DESIGNATORSPHERICAL, RETAINER AND ROLLERS, SELF ALIGNING
OVERALL WIDTH0.4375 INCHES NOMINAL IN
OUTSIDE DIAMETER1.3300 INCHES NOMINAL IN
SPECIAL FEATURESIN LINE
MATERIALSTEEL COMP 5140 ROLLER
MATERIALSTEEL RETAINER
RETAINER PIECE QUANTITY1
SUBSTITUTES & CROSS-REFERENCES 5
851765Reference document
Same NSN cross-reference
Reference document — Secondary reference
505K335Reference document
Same NSN cross-reference
Reference document — Secondary reference
708206Reference document
Same NSN cross-reference
Reference document — Secondary reference
10790SReference document
Same NSN cross-reference
Reference document — Secondary reference
1L6769Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 179291?
179291 is a RETAINER AND ROLLERS,BEARING.
What parts can replace 179291?
There are 5 known substitutes for 179291: 851765, 505K335, 708206 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 179291?
179291 is cataloged in the U.S. Government catalog under NSN 3110-00-191-0490. 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.