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PartsTable / COMPONENT / SR144PPK28
SR144PPK28 ✓ 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, bore_diameter: 0.1250 INCHES NOMINAL IN, overall_width: 0.1094 INCHES NOMINAL IN, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-445-9973, 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
SR144PPK28
NSN: 3110-00-445-9973
FSC: 3110
CAGE: 83086 — NEW HAMPSHIRE BALL BEARINGS INC DIV HITECH DIVISION (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
bore_shapeSTRAIGHT
bore_diameter0.1250 INCHES NOMINAL IN
overall_width0.1094 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
shield_quantity2
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
internal_clearance0.0002 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
lubrication_materialOIL
overall_outside_diameter0.2500 INCHES NOMINAL IN
retainer_fabrication_methodPRESSED
NSN3110-00-445-9973
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: SR144PPK28 · 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
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.5
•
LOAD DIRECTION: RADIAL
•
RETAINER FABRICATION METHOD: PRESSED
•
INTERNAL CLEARANCE: 0.0002 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
•
BORE SHAPE: STRAIGHT
•
LUBRICATION MATERIAL: OIL
•
SHIELD QUANTITY: 2
•
SURFACE FINISH: GROUND
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONABEC NO.5
LOAD DIRECTIONRADIAL
RETAINER FABRICATION METHODPRESSED
INTERNAL CLEARANCE0.0002 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
BORE SHAPESTRAIGHT
LUBRICATION MATERIALOIL
SHIELD QUANTITY2
SURFACE FINISHGROUND
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
184901Interchangeable
interchangeable cross-reference
interchangeable
224930Interchangeable
interchangeable cross-reference
interchangeable
6169257Interchangeable
interchangeable cross-reference
interchangeable
18490-1VMInterchangeable
interchangeable cross-reference
interchangeable
SE08162ZJE5CJDEInterchangeable
Same NIIN cross-reference
interchangeable
77M0816ZL5JInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SR144PPK28?
SR144PPK28 is a BEARING,BALL,ANNULAR.
What parts can replace SR144PPK28?
There are 6 known substitutes for SR144PPK28: 184901, 224930, 6169257 and 3 more. Substitute compatibility should be verified for your specific system.
Is SR144PPK28 still available?
SR144PPK28 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026