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578R929H01 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

578R929H01: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL COMP E52100 INNER RING, bore_shape: STRAIGHT, bore_diameter: 11.9986 INCHES MINIMUM AND 12.0000 INCHES MAXIMUM IN, overall_width: 0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-003-9860, 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
578R929H01
NSN: 3110-00-003-9860
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 32828 — KAYDON CORPORATION DBA KAYDON CORP (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 INNER RING
bore_shapeSTRAIGHT
bore_diameter11.9986 INCHES MINIMUM AND 12.0000 INCHES MAXIMUM IN
overall_width0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
load_directionRADIAL
surface_finishGROUND
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
internal_clearance0.0028 INCHES MINIMUM RADIAL AND 0.0048 INCHES MAXIMUM RADIAL IN
overall_outside_diameter12.7486 INCHES MINIMUM AND 12.7500 INCHES MAXIMUM IN
material_document_and_classification66 FED STD SINGLE MATERIAL RESPONSE INNER RING
NSN3110-00-003-9860
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 578R929H01 · 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
•
INTERNAL CLEARANCE: 0.0028 INCHES MINIMUM RADIAL AND 0.0048 INCHES MAXIMUM RADIAL IN
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE BALL
TECHNICAL CHARACTERISTICS
INTERNAL CLEARANCE0.0028 INCHES MINIMUM RADIAL AND 0.0048 INCHES MAXIMUM RADIAL IN
SURFACE FINISHGROUND
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE BALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OUTER RING
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-79,TY FBE MIL SPEC SINGLE MATERIAL RESPONSE RETAINER
OVERALL WIDTH0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER12.7486 INCHES MINIMUM AND 12.7500 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
SUBSTITUTES & CROSS-REFERENCES 2
50194001Reference document
Same NSN cross-reference
Reference document — Secondary reference
KC120CZ000Reference 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 578R929H01?
578R929H01 is a BEARING,BALL,ANNULAR.
What parts can replace 578R929H01?
There are 2 known substitutes for 578R929H01: 50194001, KC120CZ000. Substitute compatibility should be verified for your specific system.
What is the NSN for 578R929H01?
578R929H01 is cataloged in the U.S. Government catalog under NSN 3110-00-003-9860. This indicates validated use in U.S. government and defense supply chains.
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