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KP4AR13 — BEARING,BALL,TRACK ROLLER

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

KP4AR13: BEARING,BALL,TRACK ROLLER.

The BEARING,BALL,TRACK ROLLER is a the manufacturer industrial component. Key specifications include material: STEEL BALL, bearing_seal_type: CONTACT, surface_treatment: CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES, lubrication_material: GREASE, standard_tolerance_designation: AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS, lubrication_material_document_and_classification: MIL-PRF-81322 MIL SPEC SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-973-3880, 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
KP4AR13
NSN: 3110-00-973-3880
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 50294 — NEW HAMPSHIRE BALL BEARINGS INC DIV PRECISION DIVISION (USA)
SPECIFICATIONS
materialSTEEL BALL
seal_quantity2
bearing_seal_typeCONTACT
surface_treatmentCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
lubrication_materialGREASE
standard_tolerance_designationAFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS
lubrication_material_document_and_classificationMIL-PRF-81322 MIL SPEC SINGLE MATERIAL RESPONSE
NSN3110-00-973-3880
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: KP4AR13 · 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
•
BEARING SEAL TYPE: CONTACT
•
LUBRICATION MATERIAL: GREASE
•
SURFACE TREATMENT: CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
•
SEAL QUANTITY: 2
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS
•
MATERIAL: STEEL OUTER RING
TECHNICAL CHARACTERISTICS
BEARING SEAL TYPECONTACT
LUBRICATION MATERIALGREASE
SURFACE TREATMENTCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
SEAL QUANTITY2
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS
MATERIALSTEEL OUTER RING
MATERIALSTEEL INNER RING
MATERIALRUBBER SYNTHETIC SEAL
MATERIALSTEEL BALL
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-PRF-81322 MIL SPEC SINGLE MATERIAL RESPONSE
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is KP4AR13?
KP4AR13 is a BEARING,BALL,TRACK ROLLER.
What is the NSN for KP4AR13?
KP4AR13 is cataloged in the U.S. Government catalog under NSN 3110-00-973-3880. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.