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A866 — CONNECTOR,RECEPTACLE,ELECTRICAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

A866: CONNECTOR,RECEPTACLE,ELECTRICAL.

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 part is cataloged in the U.S.

Government catalog 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
NIINs: 001735084, 007371106
FSC: 3110 — Bearings, Antifriction, Unmounted
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
•
SURFACE FINISH: GROUND
•
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
•
ALIGNMENT TYPE: RIGID
•
MATERIAL: COPPER ALLOY RETAINER
TECHNICAL CHARACTERISTICS
SURFACE FINISHGROUND
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
ALIGNMENT TYPERIGID
MATERIALCOPPER ALLOY RETAINER
MATERIALSTEEL BAND
MATERIALSTEEL BALL
MATERIALSTEEL WASHER
SUBSTITUTES & CROSS-REFERENCES 9
4506AHReference document
Same NSN cross-reference
Reference document — Secondary reference
CTS66AANG5Reference document
Same NSN cross-reference
Reference document — Secondary reference
4506AReference document
Same NSN cross-reference
Reference document — Secondary reference
7A7036Reference document
Same NSN cross-reference
Reference document — Secondary reference
P18318Reference document
Same NSN cross-reference
Reference document — Secondary reference
4506PHReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A866?
A866 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace A866?
There are 9 known substitutes for A866: 4506AH, CTS66AANG5, 4506A and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A866?
A866 is cataloged in the U.S. Government catalog under NSN 3110-00-173-5084. This indicates validated use in U.S. government and defense supply chains.
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