PartsTable
Technical Data Sheet
Download PDF

59727H — CUP,TAPERED ROLLER BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

59727H: CUP,TAPERED ROLLER BEARING.

The CUP,TAPERED ROLLER BEARING is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include body_width: 2.687 INCHES NOMINAL IN, body_height: 3.125 INCHES NOMINAL IN, body_length: 3.375 INCHES NOMINAL IN, inclosure_type: OPEN, mounting_method: THREADED HOLE(S) SINGLE GROUP, frequency_rating: 47.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-100-0378, 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
59727H
NSN: 3110-00-100-0378
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 29930 — INTERNATIONAL HARVESTER CO AGRICULTURAL EQUIPMENT DIV (USA)
SPECIFICATIONS
body_width2.687 INCHES NOMINAL IN
body_height3.125 INCHES NOMINAL IN
body_length3.375 INCHES NOMINAL IN
inclosure_typeOPEN
mounting_methodTHREADED HOLE(S) SINGLE GROUP
frequency_rating47.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
special_featuresWEAPON SYSTEM ESSENTIAL
nominal_thread_size0.164 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
end_item_identificationMISC PARTS LIST FOR CGN 0036
thread_quantity_per_inch32 SINGLE GROUP
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
NSN3110-00-100-0378
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 59727H · 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
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 7
30195Reference document
Same NSN cross-reference
Reference document — Secondary reference
128248Reference document
Same NSN cross-reference
Reference document — Secondary reference
57861HReference document
Same NSN cross-reference
Reference document — Secondary reference
17X119Reference document
Same NSN cross-reference
Reference document — Secondary reference
550216Reference document
Same NSN cross-reference
Reference document — Secondary reference
827459Reference 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
Ready to buy 59727H?
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 59727H?
59727H is a CUP,TAPERED ROLLER BEARING.
What parts can replace 59727H?
There are 7 known substitutes for 59727H: 30195, 128248, 57861H and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 59727H?
59727H is cataloged in the U.S. Government catalog under NSN 3110-00-100-0378. 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 — 59727H

✓ 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.