PartsTable
Technical Data Sheet
2557900-1 ✓ Verified by PartsTable
· TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, bore_shape: STRAIGHT, flange_width: 0.0360 INCHES NOMINAL IN, bore_diameter: 0.1875 INCHES NOMINAL IN, overall_width: 0.1250 INCHES NOMINAL IN, load_direction: RADIAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-767-5632, 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
2557900-1
NSN: 3110-00-767-5632
FSC: 3110
CAGE: 54X10 — RAYTHEON COMPANY (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
bore_shapeSTRAIGHT
flange_width0.0360 INCHES NOMINAL IN
bore_diameter0.1875 INCHES NOMINAL IN
overall_width0.1250 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
shield_quantity2
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
internal_clearance0.0001 INCHES MINIMUM RADIAL AND 0.09005 INCHES MAXIMUM RADIAL IN
lubrication_materialGREASE
flange_outside_diameter0.3590 INCHES NOMINAL IN
NSN3110-00-767-5632
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 2557900-1 · 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
FLANGE WIDTH: 0.0360 INCHES NOMINAL IN
SURFACE FINISH: GROUND
OUTER RING OUTSIDE DIAMETER: 0.3125 INCHES NOMINAL IN
LOAD DIRECTION: RADIAL
LUBRICATION MATERIAL: GREASE
RETAINER FABRICATION METHOD: PRESSED
FLANGE OUTSIDE DIAMETER: 0.3590 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH0.1250 INCHES NOMINAL IN
FLANGE WIDTH0.0360 INCHES NOMINAL IN
SURFACE FINISHGROUND
OUTER RING OUTSIDE DIAMETER0.3125 INCHES NOMINAL IN
LOAD DIRECTIONRADIAL
LUBRICATION MATERIALGREASE
RETAINER FABRICATION METHODPRESSED
FLANGE OUTSIDE DIAMETER0.3590 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONABEC NO.3
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
1055-2Interchangeable
interchangeable cross-reference
interchangeable
10552-2Interchangeable
interchangeable cross-reference
interchangeable
909552Interchangeable
interchangeable cross-reference
interchangeable
105-0052Interchangeable
interchangeable cross-reference
interchangeable
105B52Interchangeable
interchangeable cross-reference
interchangeable
L1055-2AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2557900-1?
2557900-1 is a BEARING,BALL,ANNULAR.
What parts can replace 2557900-1?
There are 16 known substitutes for 2557900-1: 1055-2, 10552-2, 909552 and 13 more. Substitute compatibility should be verified for your specific system.
Is 2557900-1 still available?
2557900-1 is currently cancelled.
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