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351889 — BEARING,ROLLER,CYLINDRICAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

351889: BEARING,ROLLER,CYLINDRICAL.

The BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: STEEL COMP E52100 ROLLER, bore_shape: STRAIGHT, bore_diameter: 12.00 MILLIMETERS NOMINAL MM, overall_width: 12.00 MILLIMETERS NOMINAL MM, surface_finish: GROUND, locating_feature: NONLOCATING. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-332-4913, 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
351889
NSN: 3110-00-332-4913
NIINs: 003324913, 013165196, 015028816
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 ROLLER
bore_shapeSTRAIGHT
bore_diameter12.00 MILLIMETERS NOMINAL MM
overall_width12.00 MILLIMETERS NOMINAL MM
surface_finishGROUND
locating_featureNONLOCATING
style_designatorSINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, TWO LIP OUTER RING, SEPARABLE
internal_clearance0.0010 INCHES MINIMUM RADIAL AND 0.0015 INCHES MAXIMUM RADIAL IN
overall_outside_diameter37.00 MILLIMETERS NOMINAL MM
retainer_fabrication_methodMACHINED
standard_tolerance_designationRBEC NO.5
material_document_and_classification66 FED STD SINGLE MATERIAL RESPONSE OUTER RING
NSN3110-00-332-4913
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 351889 · 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: MACHINED
•
INTERNAL CLEARANCE: 0.0010 INCHES MINIMUM RADIAL AND 0.0015 INCHES MAXIMUM RADIAL IN
•
LOCATING FEATURE: NONLOCATING
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: SINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, TWO LIP OUTER RING, SEPARABLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE ROLLER
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODMACHINED
INTERNAL CLEARANCE0.0010 INCHES MINIMUM RADIAL AND 0.0015 INCHES MAXIMUM RADIAL IN
LOCATING FEATURENONLOCATING
SURFACE FINISHGROUND
STYLE DESIGNATORSINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, TWO LIP OUTER RING, SEPARABLE
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE ROLLER
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4616 ASSN STD SINGLE MATERIAL RESPONSE RETAINER
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OUTER RING
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE INNER RING
OVERALL WIDTH12.00 MILLIMETERS NOMINAL MM
SUBSTITUTES & CROSS-REFERENCES 1
218010Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 351889?
351889 is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace 351889?
There is 1 known substitute for 351889: 218010. Substitute compatibility should be verified for your specific system.
What is the NSN for 351889?
351889 is cataloged in the U.S. Government catalog under NSN 3110-00-332-4913. This indicates validated use in U.S. government and defense supply chains.
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