PartsTable
Technical Data Sheet

0-512/2-8 — CUP,TAPERED ROLLER BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

0-512/2-8: 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 special_features: POUCH FOR THE PACEMAKER; DISPOSABLE; ACCESSORY ITEM, end_item_identification: PACEMAKER, NSN: 6515-01-463-0725, part_name_assigned_by_controlling_agency: POUCH F/PACEMAKER DISPOSABLE. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-227-4630, 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
0-512/2-8
NSN: 3110-00-227-4630
NIINs: 002274630, 013940410, 015328947
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 06889 — BIG JOE MFG CO (USA)
SPECIFICATIONS
special_featuresPOUCH FOR THE PACEMAKER; DISPOSABLE; ACCESSORY ITEM
end_item_identificationPACEMAKER, NSN: 6515-01-463-0725
part_name_assigned_by_controlling_agencyPOUCH F/PACEMAKER DISPOSABLE
NSN3110-00-227-4630
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 0-512/2-8 · 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
•
STYLE DESIGNATOR: NORMAL ANGLE
•
OUTSIDE DIAMETER: 3.0000 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.1250 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
MATERIAL: STEEL OVERALL
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
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORNORMAL ANGLE
OVERALL WIDTH0.9063 INCHES NOMINAL IN
OUTSIDE DIAMETER3.0000 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.1250 INCHES NOMINAL IN
SPECIAL FEATURESDUTY CL HM SERIES
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 7
X126-6Reference document
Same NSN cross-reference
Reference document — Secondary reference
89410Reference document
Same NSN cross-reference
Reference document — Secondary reference
230421Reference document
Same NSN cross-reference
Reference document — Secondary reference
HM89410Reference document
Same NSN cross-reference
Reference document — Secondary reference
197608R1Reference document
Same NSN cross-reference
Reference document — Secondary reference
1401810Reference 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
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FREQUENTLY ASKED QUESTIONS
What is 0-512/2-8?
0-512/2-8 is a CUP,TAPERED ROLLER BEARING.
What parts can replace 0-512/2-8?
There are 7 known substitutes for 0-512/2-8: X126-6, 89410, 230421 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 0-512/2-8?
0-512/2-8 is cataloged in the U.S. Government catalog under NSN 3110-00-227-4630. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.