PartsTable
Technical Data Sheet
42971 ✓ Verified by PartsTable
Lindy · 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

<b>Provides 2 hot-swap expansion bays for 2.5" SATA hard drives!</b><br>This internal 2.5" SATA hard drive module easily installs into a standard 3.5" drive bay making it an ideal way to expand your hard disk storage. A neat push button system allows quick removal of the drives. It can be installed into any suitable PC case and is ideal for servers or workstations, allowing instant hot-swap access to the hard drives.<br><br>The SATA hard drive module features a unique connection mechanism which allows the drives to be mounted directly into the housing without the need for a separate caddy.

A special 'no-scratch' connector protects the drive contacts and is tested to exceed over 10,000 insertions and ejections. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-6746, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
42971
NSN: 3110-00-155-6746
FSC: 3110
CAGE: 89926 — NEW HOLLAND CONSTRUCTION (USA)
SPECIFICATIONS
phaseSINGLE
materialSTEEL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
thickness0.350 INCHES NOMINAL IN
body_styleEARPHONE, CIRCULAR
bore_shapeSTRAIGHT
design_typeSPUR ALL GEARS
shank_shapeHEXAGONAL
shank_styleCONCAVE
current_typeAC
bore_diameter50.00 MILLIMETERS NOMINAL MM
hole_diameter0.686 INCHES NOMINAL IN
NSN3110-00-155-6746
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 42971 · Lindy ⚠ 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
MATERIAL: STEEL INNER RING
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
BORE DIAMETER: 50.00 MILLIMETERS NOMINAL MM
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
OVERALL OUTSIDE DIAMETER: 130.00 MILLIMETERS NOMINAL MM
INTERNAL FIT-UP DESIGNATION: STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL INNER RING
MATERIALSTEEL BALL
MATERIALSTEEL OUTER RING
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
BORE DIAMETER50.00 MILLIMETERS NOMINAL MM
STANDARD TOLERANCE DESIGNATIONABEC NO.1
OVERALL OUTSIDE DIAMETER130.00 MILLIMETERS NOMINAL MM
INTERNAL FIT-UP DESIGNATIONSTANDARD
OVERALL WIDTH31.0 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
3144Interchangeable
interchangeable cross-reference
interchangeable
K71G0001Interchangeable
interchangeable cross-reference
interchangeable
10277119Interchangeable
interchangeable cross-reference
interchangeable
S53GInterchangeable
interchangeable cross-reference
interchangeable
05-03144-0AInterchangeable
interchangeable cross-reference
interchangeable
16636Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 42971?
42971 is a MICROCIRCUIT,DIGITAL manufactured by Lindy.
What parts can replace 42971?
There are 24 known substitutes for 42971: 3144, K71G0001, 10277119 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 42971?
42971 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-6746. This indicates validated use in U.S. government and defense supply chains.
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