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Technical Data Sheet
PartsTable / COMPONENT / AN201KP6A
AN201KP6A ✓ 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 COMP E52100 BALL, bore_diameter: 0.3745 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN, load_direction: RADIAL, inner_ring_width: 0.3075 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN, outer_ring_width: 0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN, style_designator: SINGLE ROW INNER RING EXTENDED BOTH SIDES. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-142-4468, 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
AN201KP6A
NSN: 3110-00-142-4468
FSC: 3110
CAGE: 81153 — WESTVACO INC U S ENVELOPE DIV FLEXIBLE PACKAGING (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 BALL
bore_diameter0.3745 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
seal_quantity2
load_directionRADIAL
inner_ring_width0.3075 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
outer_ring_width0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
style_designatorSINGLE ROW INNER RING EXTENDED BOTH SIDES
bearing_seal_typeCONTACT
surface_treatmentCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
lubrication_materialGREASE
overall_outside_diameter0.8745 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN
standard_tolerance_designationAFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS
NSN3110-00-142-4468
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: AN201KP6A · 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: AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS
•
OUTER RING WIDTH: 0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
•
LOAD DIRECTION: RADIAL
•
SEAL QUANTITY: 2
•
INNER RING WIDTH: 0.3075 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
•
BEARING SEAL TYPE: CONTACT
•
LUBRICATION MATERIAL: GREASE
•
BORE DIAMETER: 0.3745 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS
OUTER RING WIDTH0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
LOAD DIRECTIONRADIAL
SEAL QUANTITY2
INNER RING WIDTH0.3075 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
BEARING SEAL TYPECONTACT
LUBRICATION MATERIALGREASE
BORE DIAMETER0.3745 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
OVERALL OUTSIDE DIAMETER0.8745 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
137-042-9004Interchangeable
interchangeable cross-reference
interchangeable
AS7949Interchangeable
interchangeable cross-reference
interchangeable
MS27641-6Interchangeable
interchangeable cross-reference
interchangeable
901630-1Interchangeable
interchangeable cross-reference
interchangeable
KP6AInterchangeable
Same NIIN cross-reference
interchangeable
KP6AFS160Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AN201KP6A?
AN201KP6A is a BEARING,BALL,AIRFRAME.
What parts can replace AN201KP6A?
There are 10 known substitutes for AN201KP6A: 137-042-9004, AS7949, MS27641-6 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AN201KP6A?
AN201KP6A is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-142-4468. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026