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Technical Data Sheet
PartsTable / COMPONENT / PAMK4R16FS428
PAMK4R16FS428 ✓ 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,AIRFRAME is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING SHIELD, bore_diameter: 0.2497 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN, load_direction: RADIAL, inner_ring_width: 0.4815 INCHES MINIMUM AND 0.4840 INCHES MAXIMUM IN, outer_ring_width: 0.3350 INCHES NOMINAL IN, style_designator: SINGLE ROW INNER RING EXTENDED BOTH SIDES. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-801-0316, 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
PAMK4R16FS428
NSN: 3110-00-801-0316
FSC: 3110
CAGE: 3NPS1 — RBC AIRCRAFT PRODUCTS, INC. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING SHIELD
bore_diameter0.2497 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
seal_quantity2
load_directionRADIAL
shield_quantity2
inner_ring_width0.4815 INCHES MINIMUM AND 0.4840 INCHES MAXIMUM IN
outer_ring_width0.3350 INCHES NOMINAL IN
style_designatorSINGLE ROW INNER RING EXTENDED BOTH SIDES
bearing_seal_typeCONTACT
surface_treatmentCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
lubrication_materialGREASE
overall_outside_diameter0.9010 INCHES MINIMUM AND 0.9014 INCHES MAXIMUM IN
NSN3110-00-801-0316
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: PAMK4R16FS428 · 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
•
MATERIAL: STEEL OUTER RING
•
STYLE DESIGNATOR: SINGLE ROW INNER RING EXTENDED BOTH SIDES
•
SURFACE TREATMENT: CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
•
BORE DIAMETER: 0.2497 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
•
LOAD DIRECTION: RADIAL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OUTER RING
MATERIALSTEEL CORROSION RESISTING SHIELD
STYLE DESIGNATORSINGLE ROW INNER RING EXTENDED BOTH SIDES
MATERIALSTEEL BALL
MATERIALRUBBER SYNTHETIC SEAL
SURFACE TREATMENTCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
BORE DIAMETER0.2497 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
LOAD DIRECTIONRADIAL
BEARING SEAL TYPECONTACT
SHIELD QUANTITY2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
K10ANG25Interchangeable
interchangeable cross-reference
interchangeable
AS27640Interchangeable
interchangeable cross-reference
interchangeable
KP10FS464Interchangeable
interchangeable cross-reference
interchangeable
KP3Interchangeable
interchangeable cross-reference
interchangeable
KP3FS160Interchangeable
interchangeable cross-reference
interchangeable
KP3LInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PAMK4R16FS428?
PAMK4R16FS428 is a BEARING,BALL,AIRFRAME.
What parts can replace PAMK4R16FS428?
There are 28 known substitutes for PAMK4R16FS428: K10ANG25, AS27640, KP10FS464 and 25 more. Substitute compatibility should be verified for your specific system.
Is PAMK4R16FS428 still available?
PAMK4R16FS428 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