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2893919-1 — BEARING,ROLLER,CYLINDRICAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

2893919-1: BEARING,ROLLER,CYLINDRICAL.

The BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: STEEL OUTER RING, bore_shape: STRAIGHT, bore_diameter: 8.8750 INCHES MINIMUM AND 8.8757 INCHES MAXIMUM IN, overall_width: 1.1180 INCHES MINIMUM AND 1.1250 INCHES MAXIMUM IN, surface_finish: GROUND, locating_feature: NONLOCATING. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-030-4938, 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
2893919-1
NSN: 3110-01-030-4938
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OUTER RING
bore_shapeSTRAIGHT
bore_diameter8.8750 INCHES MINIMUM AND 8.8757 INCHES MAXIMUM IN
overall_width1.1180 INCHES MINIMUM AND 1.1250 INCHES MAXIMUM IN
surface_finishGROUND
locating_featureNONLOCATING
special_featuresTWO OIL HOLES DIAMETRICALLY OPPOSITE ON OUTER RACE
style_designatorSINGLE ROW, CYLINDRICAL ROLLERS, TWO-DIRECTION LOCATING, SPLIT OUTER RING, INNER AND OUTER RINGS GROOVED FOR FOUR POINT ROLLER CONTACT, SEPARABLE
internal_clearance0.0010 INCHES MINIMUM RADIAL AND 0.0020 INCHES MAXIMUM RADIAL IN
overall_outside_diameter11.1243 INCHES MINIMUM AND 11.1250 INCHES MAXIMUM IN
retainer_fabrication_methodMACHINED
NSN3110-01-030-4938
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 2893919-1 · 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 0.0020 INCHES MAXIMUM RADIAL IN
•
LOCATING FEATURE: NONLOCATING
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: SINGLE ROW, CYLINDRICAL ROLLERS, TWO-DIRECTION LOCATING, SPLIT OUTER RING, INNER AND OUTER RINGS GROOVED FOR FOUR POINT ROLLER CONTACT, SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 11.1243 INCHES MINIMUM AND 11.1250 INCHES MAXIMUM IN
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODMACHINED
INTERNAL CLEARANCE0.0010 INCHES MINIMUM RADIAL AND 0.0020 INCHES MAXIMUM RADIAL IN
LOCATING FEATURENONLOCATING
SURFACE FINISHGROUND
STYLE DESIGNATORSINGLE ROW, CYLINDRICAL ROLLERS, TWO-DIRECTION LOCATING, SPLIT OUTER RING, INNER AND OUTER RINGS GROOVED FOR FOUR POINT ROLLER CONTACT, SEPARABLE
OVERALL WIDTH1.1180 INCHES MINIMUM AND 1.1250 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER11.1243 INCHES MINIMUM AND 11.1250 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
SPECIAL FEATURESTWO OIL HOLES DIAMETRICALLY OPPOSITE ON OUTER RACE
BORE DIAMETER8.8750 INCHES MINIMUM AND 8.8757 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 2893919-1?
2893919-1 is a BEARING,ROLLER,CYLINDRICAL.
What is the NSN for 2893919-1?
2893919-1 is cataloged in the U.S. Government catalog under NSN 3110-01-030-4938. 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.