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A34775 — BEARING,ROLLER,TAPERED

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

A34775: BEARING,ROLLER,TAPERED.

The BEARING,ROLLER,TAPERED is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: STEEL OVERALL, cup_width: 1.8105 INCHES NOMINAL IN, cone_width: 2.3105 INCHES NOMINAL IN, bore_diameter: 2.8765 INCHES NOMINAL IN, overall_width: 2.3250 INCHES NOMINAL IN, style_designator: STRAIGHT BORE, DOUBLE CONE, SINGLE CUP. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-410-0003, 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
A34775
NSN: 3110-00-410-0003
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width1.8105 INCHES NOMINAL IN
cone_width2.3105 INCHES NOMINAL IN
bore_diameter2.8765 INCHES NOMINAL IN
overall_width2.3250 INCHES NOMINAL IN
style_designatorSTRAIGHT BORE, DOUBLE CONE, SINGLE CUP
cone_corner_radius0.1400 INCHES NOMINAL IN
backface_corner_radius0.0300 INCHES NOMINAL IN
overall_outside_diameter4.4375 INCHES NOMINAL IN
retainer_fabrication_methodPRESSED
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-410-0003
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: A34775 · 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
•
RETAINER FABRICATION METHOD: PRESSED
•
CUP WIDTH: 1.8105 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT BORE, DOUBLE CONE, SINGLE CUP
•
OVERALL OUTSIDE DIAMETER: 4.4375 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.0300 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.1400 INCHES NOMINAL IN
•
CONE WIDTH: 2.3105 INCHES NOMINAL IN
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
RETAINER FABRICATION METHODPRESSED
CUP WIDTH1.8105 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE, DOUBLE CONE, SINGLE CUP
OVERALL WIDTH2.3250 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER4.4375 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.0300 INCHES NOMINAL IN
CONE CORNER RADIUS0.1400 INCHES NOMINAL IN
CONE WIDTH2.3105 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER2.8765 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
0650724-8Reference document
Same NSN cross-reference
Reference document — Secondary reference
650724Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A34775?
A34775 is a BEARING,ROLLER,TAPERED.
What parts can replace A34775?
There are 2 known substitutes for A34775: 0650724-8, 650724. Substitute compatibility should be verified for your specific system.
What is the NSN for A34775?
A34775 is cataloged in the U.S. Government catalog under NSN 3110-00-410-0003. 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.