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PartsTable / COMPONENT / 15871A
15871A ✓ 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

CABLE ASSEMBLY,POWER,ELECTRICAL. Key specifications include material: STEEL BALL, alignment_type: RIGID, overall_height: 0.4375 INCHES NOMINAL IN, surface_finish: GROUND, special_features: BANDED OD, bore_smallest_diameter: 0.5020 INCHES MINIMUM AND 0.5120 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-157-0439, 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
15871A
NSN: 3110-00-157-0439
FSC: 3110
CAGE: 28265 — HERCULES ENGINE CO INC (USA)
SPECIFICATIONS
materialSTEEL BALL
alignment_typeRIGID
overall_height0.4375 INCHES NOMINAL IN
surface_finishGROUND
special_featuresBANDED OD
style_designatorSINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING WITH ONE ROLLER RETAINMENT RING ON OUTER, NON-SEPARABLE
bore_smallest_diameter0.5020 INCHES MINIMUM AND 0.5120 INCHES MAXIMUM IN
overall_outside_diameter1.2656 INCHES NOMINAL IN
retainer_fabrication_methodPRESSED
thrust_directional_capability_designationSINGLE
NSN3110-00-157-0439
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 15871A · 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 SMALLEST DIAMETER: 0.5020 INCHES MINIMUM AND 0.5120 INCHES MAXIMUM IN
•
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
•
MATERIAL: STEEL OR COPPER ALLOY RETAINER
•
SURFACE FINISH: GROUND
•
OVERALL OUTSIDE DIAMETER: 1.2656 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS (FLIS)
BORE SMALLEST DIAMETER0.5020 INCHES MINIMUM AND 0.5120 INCHES MAXIMUM IN
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
SPECIAL FEATURESBANDED OD
MATERIALSTEEL OR COPPER ALLOY RETAINER
SPECIAL FEATURESBANDED OD
SURFACE FINISHGROUND
OVERALL OUTSIDE DIAMETER1.2656 INCHES NOMINAL IN
ALIGNMENT TYPERIGID
ALIGNMENT TYPERIGID
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
CS845Interchangeable
interchangeable cross-reference
interchangeable
X317Interchangeable
interchangeable cross-reference
interchangeable
4454-00Interchangeable
interchangeable cross-reference
interchangeable
40734Interchangeable
interchangeable cross-reference
interchangeable
40408Interchangeable
interchangeable cross-reference
interchangeable
GGG-P-833Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 15871A?
15871A is a CABLE ASSEMBLY,POWER,ELECTRICAL.
What parts can replace 15871A?
There are 20 known substitutes for 15871A: CS845, X317, 4454-00 and 17 more. Substitute compatibility should be verified for your specific system.
Is 15871A still available?
15871A 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