PartsTable
Technical Data Sheet
Download PDF

320340 — CUP,TAPERED ROLLER BEARING

✓ Government record, cited
Esselte · TAPERED BEARING
PRODUCT OVERVIEW

320340: CUP,TAPERED ROLLER BEARING.

The CUP,TAPERED ROLLER BEARING is a Esselte tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include special_features: UNIVERSAL MOUNTING KIT INCLUDES 2 HINGE BRACKETS PART NO.. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-554-9004, 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
320340
NSN: 3110-00-554-9004
NIINs: 005549004, 015697715
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 71454 — FMC TECHNOLOGIES INC DBA FMC FLUID CONTROL (USA)
SPECIFICATIONS
special_featuresUNIVERSAL MOUNTING KIT INCLUDES 2 HINGE BRACKETS PART NO.
NSN3110-00-554-9004
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 320340 · Esselte ⚠ 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
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
SUBSTITUTES & CROSS-REFERENCES 8
6I8860Reference document
Same NSN cross-reference
Reference document — Secondary reference
HM212010Reference document
Same NSN cross-reference
Reference document — Secondary reference
159179Reference document
Same NSN cross-reference
Reference document — Secondary reference
3051568Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
3668779Reference document
Same NSN cross-reference
Reference document — Secondary reference
087026-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy 320340?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 320340?
320340 is a CUP,TAPERED ROLLER BEARING manufactured by Esselte.
What parts can replace 320340?
There are 8 known substitutes for 320340: 6I8860, HM212010, 159179 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 320340?
320340 is cataloged in the U.S. Government catalog under NSN 3110-00-554-9004. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 320340

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.