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3847AS231 ITEM 50 — BEARING,ROLLER,TAPERED

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

3847AS231 ITEM 50: 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 outside_diameter: 1.97 INCHES NOMINAL IN, style_designator: TAPERED BORE, NORMAL ANGLE, overall_outside_diameter: 3.31 INCHES NOMINAL IN, part_name_assigned_by_controlling_agency: BEARING,WHEEL. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-620-5738, 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
3847AS231 ITEM 50
NSN: 3110-01-620-5738
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
outside_diameter1.97 INCHES NOMINAL IN
style_designatorTAPERED BORE, NORMAL ANGLE
overall_outside_diameter3.31 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyBEARING,WHEEL
NSN3110-01-620-5738
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 3847AS231 ITEM 50 · 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: TAPERED BORE, NORMAL ANGLE
•
OUTSIDE DIAMETER: 1.97 INCHES NOMINAL IN
•
OVERALL OUTSIDE DIAMETER: 3.31 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
STYLE DESIGNATORTAPERED BORE, NORMAL ANGLE
OUTSIDE DIAMETER1.97 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER3.31 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYBEARING,WHEEL
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3847AS231 ITEM 50?
3847AS231 ITEM 50 is a BEARING,ROLLER,TAPERED.
What is the NSN for 3847AS231 ITEM 50?
3847AS231 ITEM 50 is cataloged in the U.S. Government catalog under NSN 3110-01-620-5738. 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.