PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 183864-7
183864-7 ✓ 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 material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 12.0 MILLIMETERS NOMINAL MM, overall_width: 0.6250 INCHES NOMINAL IN, load_direction: ANGULAR, surface_finish: GROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-5403, 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
183864-7
NSN: 3110-00-156-5403
FSC: 3110
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter12.0 MILLIMETERS NOMINAL MM
overall_width0.6250 INCHES NOMINAL IN
load_directionANGULAR
surface_finishGROUND
style_designatorLOADING GROOVE, NON-SEPARABLE
overall_outside_diameter32.0 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
nondefinitive_spec/std_data146 TYPE AND 00 GRADE
retainer_fabrication_methodPRESSED
standard_tolerance_designationABEC NO.1
NSN3110-00-156-5403
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 183864-7 · 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
•
BORE DIAMETER: 12.0 MILLIMETERS NOMINAL MM
•
BORE SHAPE: STRAIGHT
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
•
NONDEFINITIVE SPEC/STD DATA: 146 TYPE AND 00 GRADE
•
MATERIAL: STEEL OVERALL
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
INTERNAL FIT-UP CONTACT ANGULAR DIRECTION: OUTWARD CONVERGENT
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER12.0 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
NONDEFINITIVE SPEC/STD DATA146 TYPE AND 00 GRADE
MATERIALSTEEL OVERALL
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
INTERNAL FIT-UP CONTACT ANGULAR DIRECTIONOUTWARD CONVERGENT
NONDEFINITIVE SPEC/STD DATA146 TYPE AND 00 GRADE
OVERALL OUTSIDE DIAMETER32.0 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 32
MILW6986TYPEAInterchangeable
interchangeable cross-reference
interchangeable
5006-9Interchangeable
interchangeable cross-reference
interchangeable
FF-B-171/36J05D2XInterchangeable
interchangeable cross-reference
interchangeable
700943Interchangeable
interchangeable cross-reference
interchangeable
FF-B-171B SUPP 1Interchangeable
interchangeable cross-reference
interchangeable
712113Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 183864-7?
183864-7 is a BEARING,BALL,ANNULAR.
What parts can replace 183864-7?
There are 32 known substitutes for 183864-7: MILW6986TYPEA, 5006-9, FF-B-171/36J05D2X and 29 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 183864-7?
183864-7 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-5403. 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