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Technical Data Sheet
PartsTable / COMPONENT / 305PP
305PP ✓ 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,ANNULAR is a the manufacturer industrial component. Key specifications include end_item_identification: RTA-2 (ANTENNA, RHO-THETA NAVIGATION 2,RTN2,FA6200/6300, part_name_assigned_by_controlling_agency: SEALED STEEL BALL BEARING. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-144-8630, 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
305PP
NSN: 3110-00-144-8630
FSC: 3110
CAGE: 43991 — FAG BEARINGS CORPORATION (USA)
SPECIFICATIONS
end_item_identificationRTA-2 (ANTENNA, RHO-THETA NAVIGATION 2,RTN2,FA6200/6300
part_name_assigned_by_controlling_agencySEALED STEEL BALL BEARING
NSN3110-00-144-8630
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 305PP · 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
•
LUBRICATION MATERIAL: GREASE
•
LOAD DIRECTION: RADIAL
•
SHIELD QUANTITY: 2
•
SURFACE FINISH: GROUND
•
BORE SHAPE: STRAIGHT
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
MATERIAL: STEEL OVERALL
•
BORE DIAMETER: 25.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
LUBRICATION MATERIALGREASE
LOAD DIRECTIONRADIAL
SHIELD QUANTITY2
SURFACE FINISHGROUND
BORE SHAPESTRAIGHT
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL OVERALL
BORE DIAMETER25.0 MILLIMETERS NOMINAL MM
OVERALL WIDTH17.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER62.0 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 37
305KDDFS381AInterchangeable
interchangeable cross-reference
interchangeable
305KDDFS104Interchangeable
interchangeable cross-reference
interchangeable
907980Interchangeable
interchangeable cross-reference
interchangeable
6305-2RS1(UD)Interchangeable
interchangeable cross-reference
interchangeable
6305DDUInterchangeable
interchangeable cross-reference
interchangeable
211506Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 305PP?
305PP is a BEARING,BALL,ANNULAR.
What parts can replace 305PP?
There are 37 known substitutes for 305PP: 305KDDFS381A, 305KDDFS104, 907980 and 34 more. Substitute compatibility should be verified for your specific system.
Is 305PP still available?
305PP 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