PartsTable
Technical Data Sheet
A866 ✓ 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: STEEL COMP 1015 OR STEEL COMP 1030 OR STEEL COMP 1010 OR STEEL COMP 1212 OVERALL, nut_style: HEXAGON, nut_height: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, thread_class: 3B, thread_series: UN, thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-173-5084, 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
A866
NSN: 3110-00-173-5084
FSC: 3110
CAGE: 70801 — AUTOMOTIVE THRUST BEARING CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 1015 OR STEEL COMP 1030 OR STEEL COMP 1010 OR STEEL COMP 1212 OVERALL
nut_styleHEXAGON
nut_height0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
thread_class3B
thread_seriesUN
thread_directionRIGHT-HAND
width_across_flats1.994 INCHES MINIMUM AND 2.063 INCHES MAXIMUM IN
nominal_thread_size1.625 INCHES IN
bearing_surface_typeCHAMFERED OR WASHER FACED
bearing_surface_finish125.0 MICROINCHES
thread_quantity_per_inch16
material_document_and_classificationAISI FED STD SINGLE MATERIAL RESPONSE OVERALL
NSN3110-00-173-5084
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: A866 · 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
ALIGNMENT TYPE: RIGID
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
SURFACE FINISH: GROUND
MATERIAL: STEEL BAND
TECHNICAL CHARACTERISTICS (FLIS)
ALIGNMENT TYPERIGID
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
SURFACE FINISHGROUND
MATERIALSTEEL BAND
MATERIALSTEEL WASHER
MATERIALSTEEL BALL
MATERIALCOPPER ALLOY RETAINER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
1828X5Interchangeable
interchangeable cross-reference
interchangeable
5524FInterchangeable
interchangeable cross-reference
interchangeable
109Interchangeable
interchangeable cross-reference
interchangeable
2065-16Interchangeable
interchangeable cross-reference
interchangeable
CT1087Interchangeable
interchangeable cross-reference
interchangeable
D37102Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A866?
A866 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace A866?
There are 30 known substitutes for A866: 1828X5, 5524F, 109 and 27 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A866?
A866 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-173-5084. This indicates validated use in U.S. government and defense supply chains.
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