PartsTable
Technical Data Sheet
BACB10A689 ✓ 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: PLASTIC POLYTETRAFLUOROETHYLENE AND GLASS FIBER SEAL, bore_diameter: 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN, alignment_type: RIGID, load_direction: RADIAL, inner_ring_width: 0.4790 INCHES MINIMUM AND 0.4840 INCHES MAXIMUM IN, outer_ring_width: 0.3300 INCHES MINIMUM AND 0.3350 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-174-8296, 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
BACB10A689
NSN: 3110-01-174-8296
FSC: 3110
CAGE: 81205 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE AND GLASS FIBER SEAL
bore_diameter0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
seal_quantity2
alignment_typeRIGID
load_directionRADIAL
inner_ring_width0.4790 INCHES MINIMUM AND 0.4840 INCHES MAXIMUM IN
outer_ring_width0.3300 INCHES MINIMUM AND 0.3350 INCHES MAXIMUM IN
style_designatorSINGLE ROW INNER RING EXTENDED BOTH SIDES
bearing_seal_typeCONTACT
surface_treatmentCADMIUM EXPOSED SURFACES AS MOUNTED
lubrication_materialGREASE
overall_outside_diameter0.9009 INCHES MINIMUM AND 0.9014 INCHES MAXIMUM IN
NSN3110-01-174-8296
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: BACB10A689 · 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
SEAL QUANTITY: 2
ALIGNMENT TYPE: RIGID
LUBRICATION MATERIAL: GREASE
BEARING SEAL TYPE: CONTACT
INNER RING WIDTH: 0.4790 INCHES MINIMUM AND 0.4840 INCHES MAXIMUM IN
STANDARD TOLERANCE DESIGNATION: ABEC NO.5
OUTER RING WIDTH: 0.3300 INCHES MINIMUM AND 0.3350 INCHES MAXIMUM IN
LOAD DIRECTION: RADIAL
TECHNICAL CHARACTERISTICS (FLIS)
SEAL QUANTITY2
ALIGNMENT TYPERIGID
LUBRICATION MATERIALGREASE
BEARING SEAL TYPECONTACT
INNER RING WIDTH0.4790 INCHES MINIMUM AND 0.4840 INCHES MAXIMUM IN
STANDARD TOLERANCE DESIGNATIONABEC NO.5
OUTER RING WIDTH0.3300 INCHES MINIMUM AND 0.3350 INCHES MAXIMUM IN
LOAD DIRECTIONRADIAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE EXPOSED SURFACES AS MOUNTED
STYLE DESIGNATORSINGLE ROW INNER RING EXTENDED BOTH SIDES
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
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
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BACB10A689?
BACB10A689 is a BEARING,BALL,AIRFRAME.
What parts can replace BACB10A689?
There are 27 known substitutes for BACB10A689: K10ANG25, AS27640, KP10FS464 and 24 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BACB10A689?
BACB10A689 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-174-8296. This indicates validated use in U.S. government and defense supply chains.
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