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554179A — BEARING,ROLLER,CYLINDRICAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

554179A: BEARING,ROLLER,CYLINDRICAL.

The BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 1.5746 INCHES MINIMUM AND 1.5748 INCHES MAXIMUM IN, overall_width: 0.4674 INCHES MINIMUM AND 0.4724 INCHES MAXIMUM IN, surface_finish: GROUND, locating_feature: NONLOCATING. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-308-7013, 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
554179A
NSN: 3110-01-308-7013
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 07482 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter1.5746 INCHES MINIMUM AND 1.5748 INCHES MAXIMUM IN
overall_width0.4674 INCHES MINIMUM AND 0.4724 INCHES MAXIMUM IN
surface_finishGROUND
locating_featureNONLOCATING
style_designatorSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
overall_outside_diameter2.4406 INCHES MINIMUM AND 2.4409 INCHES MAXIMUM IN
standard_tolerance_designationABEC NO.5
material_document_and_classificationAMS 6491 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN3110-01-308-7013
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 554179A · 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
•
LOCATING FEATURE: NONLOCATING
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6491 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OVERALL OUTSIDE DIAMETER: 2.4406 INCHES MINIMUM AND 2.4409 INCHES MAXIMUM IN
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS
LOCATING FEATURENONLOCATING
SURFACE FINISHGROUND
STYLE DESIGNATORSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6491 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL WIDTH0.4674 INCHES MINIMUM AND 0.4724 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER2.4406 INCHES MINIMUM AND 2.4409 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
SPECIAL FEATURESOUTER RING FLANGED W/OD 2.8600 IN. NOM AND WIDTH 0.0700 IN. NOM; 4 FLANGE MOUNTING EXTENSIONS 0.6000 IN. NOM WIDE 0.3100 IN. NOM LONG W/CENTERED 0.2750 DIA HOLE; TOP TWO CENTERED 0.8130IN. UP AND 1.4070 IN. OUT FROM C/L,BOTTOM TWO CENTERED 1.1490 IN. DOWN AND 1.1490 IN. OUT FROM C/L AT 45 DEG FROMBEARING CENTER; USED ON A TURBO FAN ENGINE ON THE F110 ACFT IN
STANDARD TOLERANCE DESIGNATIONABEC NO.5
BORE DIAMETER1.5746 INCHES MINIMUM AND 1.5748 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 5
9541M83P02Reference document
Same NSN cross-reference
Reference document — Secondary reference
MR1908C103Reference document
Same NSN cross-reference
Reference document — Secondary reference
9341M38 07482Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
9541M83P04Reference document
Same NSN cross-reference
Reference document — Secondary reference
9341M38P03Reference 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 554179A?
554179A is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace 554179A?
There are 5 known substitutes for 554179A: 9541M83P02, MR1908C103, 9341M38 07482 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 554179A?
554179A is cataloged in the U.S. Government catalog under NSN 3110-01-308-7013. This indicates validated use in U.S. government and defense supply chains.
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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.