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Technical Data Sheet
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3431-1 — BEARING,BALL,ANNULAR

✓ Government record, cited
Iomega · TAPERED BEARING
PRODUCT OVERVIEW

3431-1: BEARING,BALL,ANNULAR.

Overview With a true eSATA interface for the fastest speeds available, the Iomega’s® Professional Desktop Hard Drive eSATA 3 Gbits/USB 2.0 offers a powerful, high-performance storage solution. This drive is ideally suited to handle a wide range of advanced applications and storage requirements. It is the perfect solution for professional-quality video applications or small server and network environments.

Professional Desktop Hard Drive is powered by an Energy Star® qualified adapter for a better environment! Iomega® hard drives include both EMC® Retrospect® and MozyHome™† Online backup software to secure your data. -Performance Driven - eSATA performs 6x faster than USB 2.0 or FireWire® 400!

3 Gbits/s eSATA connection saves you time. -Secure - Award-winning EMC® Retrospect® software included for professional-level backup and disaster recovery for all your critical data. Just set it and forget it - effortlessly back up files on a scheduled basis.

-Reliable - Co This part is cataloged in the U.S. Government catalog under NSN 3110-00-144-8589, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
3431-1
NSN: 3110-00-144-8589
NIINs: 001448589, 004991473, 010247594
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 54123 — COLSON CORP THE (USA)
SPECIFICATIONS
materialSTEEL COMP 410 RETAINER
bore_shapeSTRAIGHT
flange_width0.0310 INCHES NOMINAL IN
bore_diameter0.1875 INCHES NOMINAL IN
overall_width0.1250 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
shield_quantity2
special_features1 DROP WITH NO. 27 NEEDLE OF SPECIFIED LUBRICANT
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
internal_clearance0.0005 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
lubrication_materialOIL
NSN3110-00-144-8589
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 3431-1 · Iomega ⚠ 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
SUBSTITUTES & CROSS-REFERENCES 9
03031-50Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
3B4128Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
ME131AReference document
Same NSN cross-reference
Reference document — Secondary reference
A8241-403 / 82340-197Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
77203Reference document
Same NSN cross-reference
Reference document — Secondary reference
72-8452-003Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3431-1?
3431-1 is a BEARING,BALL,ANNULAR manufactured by Iomega.
What parts can replace 3431-1?
There are 9 known substitutes for 3431-1: 03031-50, 3B4128, ME131A and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3431-1?
3431-1 is cataloged in the U.S. Government catalog under NSN 3110-00-144-8589. This indicates validated use in U.S. government and defense supply chains.
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