PartsTable
Technical Data Sheet
Download PDF

BT447 — CONE AND ROLLERS,TAPERED ROLLER

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

BT447: CONE AND ROLLERS,TAPERED ROLLER.

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include depth: 22.000 INCHES NOMINAL IN, width: 47.000 INCHES NOMINAL IN, height: 35.750 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, inhibitor: INCLUDED, unit_type: CHARGED. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-100-0243, 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
BT447
NSN: 3110-00-100-0243
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 01212 — FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
depth22.000 INCHES NOMINAL IN
width47.000 INCHES NOMINAL IN
height35.750 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING OVERALL
inhibitorINCLUDED
unit_typeCHARGED
base_styleSUB-MINIATURE TWO PIN
body_stylePLAIN, SOLID
bore_stylePLAIN BOTH ENDS
bulb_styleT (TUBULAR)
body_length0.500 INCHES NOMINAL IN
design_typeHAND
NSN3110-00-100-0243
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: BT447 · 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 8
12058Reference document
Same NSN cross-reference
Reference document — Secondary reference
MA1747Reference document
Same NSN cross-reference
Reference document — Secondary reference
142254Reference document
Same NSN cross-reference
Reference document — Secondary reference
1B3895Reference document
Same NSN cross-reference
Reference document — Secondary reference
13211DReference document
Same NSN cross-reference
Reference document — Secondary reference
221595Reference 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 BT447?
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 BT447?
BT447 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace BT447?
There are 8 known substitutes for BT447: 12058, MA1747, 142254 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BT447?
BT447 is cataloged in the U.S. Government catalog under NSN 3110-00-100-0243. 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 — BT447

✓ 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.