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Technical Data Sheet
PartsTable / COMPONENT / AO.1163 ITEM 12
AO.1163 ITEM 12 ✓ 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 AO.1163 ITEM 12 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-293-8590, 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
AO.1163 ITEM 12
NSN: 3110-00-293-8590
FSC: 3110
CAGE: 0RAG5 — DAVIT INTL (DEU)
SPECIFICATIONS
Part NumberAO.1163 ITEM 12
NSN3110-00-293-8590
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: AO.1163 ITEM 12 · 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
•
BORE SHAPE: STRAIGHT
•
SEAL QUANTITY: 2
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
LUBRICATION MATERIAL: GREASE
•
SURFACE FINISH: GROUND
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
BEARING SEAL TYPECONTACT
BORE SHAPESTRAIGHT
SEAL QUANTITY2
STANDARD TOLERANCE DESIGNATIONABEC NO.1
LUBRICATION MATERIALGREASE
SURFACE FINISHGROUND
INTERNAL FIT-UP DESIGNATIONSTANDARD
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
RETAINER FABRICATION METHODPRESSED
LOAD DIRECTIONRADIAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
99508Interchangeable
interchangeable cross-reference
interchangeable
208SZZInterchangeable
interchangeable cross-reference
interchangeable
NAVYX2079PC76Interchangeable
interchangeable cross-reference
interchangeable
02082558Interchangeable
interchangeable cross-reference
interchangeable
208CFFInterchangeable
interchangeable cross-reference
interchangeable
43208PPInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AO.1163 ITEM 12?
AO.1163 ITEM 12 is a AO.1163 ITEM 12.
What parts can replace AO.1163 ITEM 12?
There are 18 known substitutes for AO.1163 ITEM 12: 99508, 208SZZ, NAVYX2079PC76 and 15 more. Substitute compatibility should be verified for your specific system.
Is AO.1163 ITEM 12 still available?
AO.1163 ITEM 12 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