PartsTable
Technical Data Sheet
PartsTable / MRO / 144-487
144-487 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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

CAP ASSEMBLY,PROTECTIVE,MUFFLER-. Key specifications include material: STEEL OVERALL, cone_width: 1.1930 INCHES NOMINAL IN, bore_diameter: 1.7710 INCHES NOMINAL IN, style_designator: NORMAL ANGLE, cone_corner_radius: 0.1406 INCHES NOMINAL IN, standard_tolerance_designation: AFBMA CLASS 2. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0790, 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
MRO→ MRO_GENERAL→ 144-487
NSN: 3110-00-100-0790
FSC: 3110
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cone_width1.1930 INCHES NOMINAL IN
bore_diameter1.7710 INCHES NOMINAL IN
style_designatorNORMAL ANGLE
cone_corner_radius0.1406 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-100-0790
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 144-487 · 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
•
CONE CORNER RADIUS: 0.1406 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
CONE WIDTH: 1.1930 INCHES NOMINAL IN
•
BORE DIAMETER: 1.7710 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
STYLE DESIGNATOR: NORMAL ANGLE
TECHNICAL CHARACTERISTICS (FLIS)
CONE CORNER RADIUS0.1406 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
CONE WIDTH1.1930 INCHES NOMINAL IN
BORE DIAMETER1.7710 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
STYLE DESIGNATORNORMAL ANGLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
5351-059Interchangeable
interchangeable cross-reference
interchangeable
144-487Interchangeable
interchangeable cross-reference
interchangeable
DH125Interchangeable
interchangeable cross-reference
interchangeable
19A104Interchangeable
interchangeable cross-reference
interchangeable
J34Interchangeable
interchangeable cross-reference
interchangeable
BS5-1435PC14Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 144-487?
144-487 is a CAP ASSEMBLY,PROTECTIVE,MUFFLER-. It is classified as a MRO (MRO_GENERAL).
What parts can replace 144-487?
There are 23 known substitutes for 144-487: 5351-059, 144-487, DH125 and 20 more. Substitute compatibility should be verified for your specific system.
Is 144-487 still available?
144-487 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